Java postgresql chat examplepekerjaan

my purpose is helping people with mental health problems connecting between them I want a verification of age with Id card, the possibility to block all the accounts a person can create and I don't know, is a social chat app, and I want three language, Italian, Spanish and English ios and Android it could be like tinder that advise you people similar to you in this case following your disorder or illness you have I think is a very good idea, I had since 2 years, can you help me?

Dear Colleagues, I need support to resolve my android programming problem. Please read the description below to have an idea of what was done in my code and what I need you to do. I started developing a MQTT client app using android studio (java). I am using Paho MQTT library (search for "Android MQTT client" in github) What I did so far? Mqtt integration: - the app establishes a connection to an MQTT broker using the Paho MQTT library. - the app subscribes to a specific MQTT topic and listen for incoming messages then display received MQTT messages in a TextView within the main activity, updating it in real-time as messages arrive. - it also publishes messages to another MQTT topic when triggered by a button. What I tried to do: Create a background service that s...

Please investigate merging [Caissa Engine]() into [Android-Chess](). 1. Try to compile Caissa for Android arm64-v8a 2. If it compiles, try to merge the C++ code, and update the gradle builds. 3. Android-Chess already contains a weaker engine [here]() 4. Update the Java code to play against Caissa. 5. Get as far as you can. Please provide notes and entry-point.

...Develop self-destructing messages with PGP, encrypted file sharing with metadata protection, AI-powered phishing detection, and integration with other secure services. Technical Requirements: Programming Languages: Proficiency in languages such as Java, Swift, Kotlin, or React Native for mobile app development, and JavaScript, Python, or Ruby for web development. PGP Library Integration: Experience with PGP libraries such as OpenPGP, NaCl, or OpenSSL. Database Management: Knowledge of database management systems such as MySQL, PostgreSQL, or MongoDB. Cloud Services: Familiarity with cloud services like AWS, Google Cloud, or Microsoft Azure for scalability and reliability. Deliverables: Fully functional PGP-encrypted messaging app for mobile and desk...

I am looking for a developer to build a Java Spring Boot API for a web application targeted at the general public. I need someone to write the API for me. The application will have the following key features: - User Authentication and Authorization: The application should allow users to create accounts, log in securely, and manage their personal data. - Real-Time Data Processing: The API needs to handle data updates in real-time and ensure that users are provided with current information. - The API should support comprehensive CRUD (Create, Read, Update, Delete) operations for managing resources. - The application should include a search functionality to allow users to quickly find the information they need. - Implement role-based access controls to restrict access to certain par...

...scalability. Troubleshoot and debug complex issues, providing efficient solutions. Participate in code reviews and ensure adherence to best practices. Required Skills and Qualifications: Strong expertise in Python, including frameworks such as Django, Flask, or FastAPI. Experience with RESTful APIs, microservices, and cloud technologies (AWS, Azure, etc.). Proficiency in SQL and NoSQL databases (PostgreSQL, MongoDB, etc.). Knowledge of version control systems, particularly Git. Familiarity with containerization technologies like Docker and Kubernetes. Strong problem-solving skills and attention to detail. Excellent communication skills in English (written and spoken), as you will be working in an international team. Ability to work independently and manage time effectively in a ...

I'm in need of a Java programmer who can analyze existing code and create two documents detailing the roles of a tester and an analyst. Ideal Skills: - Proficient in Java programming - Experienced in software testing and analysis - Excellent technical writing skills You will have to understand the code and write two documents describing the roles of a tester and analyst. The primary purpose of the documentation will be for internal team training.

My Ruby-Rails application with a PostgreSQL database is functioning perfectly except for one critical issue - an API misconfiguration. This is preventing the application from sending POST requests properly, particularly those relating to authentication. I need a Ruby on Rails developer who can quickly identify the misconfiguration in the single file and rectify the issue. Ideal Skills: - Extensive experience with Ruby on Rails - Proficient in PostgreSQL - Strong understanding of API configuration - Quick problem-solving skills - Ability to work under pressure and deliver timely solutions

I'm looking for a backtesting engine for algorithmic trading. This engine needs to be capable of testing various quantitative strategies specifically in the stock market. Key Requirements: - The backtesting engine must be developed in Java. - It should be able to accommodate a range of quantitative strategies. - It should provide accurate and efficient backtesting results. Ideal Skills: - Extensive experience in algorithmic trading and backtesting. - Proficient in Java, with a strong understanding of its application in financial software development. - Able to design and implement various quantitative trading strategies.

...app using a framework of your choice, such as Flutter or React Native. Essential Skills: - Proficiency in mobile development, particularly with Flutter and React Native. Knowledge in Kotlin and Swift is a plus. - Strong backend development skills in Python, preferably using FastAPI or Flask. Experience with LLM APIs like OpenAI and Hugging Face is crucial. - Competence in database management (PostgreSQL, MongoDB) and search & retrieval systems (FAISS, Pinecone, ElasticSearch). - Experience in deploying applications on cloud platforms (AWS, GCP, Azure). - Understanding of security protocols, particularly JWT and OAuth. Desirable Skills: - Familiarity with containerization tools like Docker and Kubernetes. - Knowledge of cloud deployment processes. This project is ideal for ...

Here’s an updated requirement specification for the redesign of your Django-PostgreSQL-React website, incorporating the payment gateway for purchasing courses: Redesign Requirements: Modern Website with Integrated Application and improved Payment Gateway 1. User Interface and Experience • Modern Design: • Use a modern UI framework such as Material-UI, Chakra UI, or Tailwind CSS. • Responsive and mobile-first design. • Dark mode and light mode toggle for user preference. • Ease of Navigation: • Intuitive menu structure for courses, categories, and user profiles. • Search and filtering options for courses. • Dynamic Content: • Dynamic dashboards for users to track purchased courses and progress. 2. Frontend Framework &bul...

My website displays multiple company shares data. However, the "Income to Interest Ratio" is showing as unavailable for some companies. This issue needs to be resolved. Key Details: - The website pulls company shares data from an API. - The database in use is MySQL or PostgreSQL - The "Income to Interest Ratio" data is sourced from an external API. backend use javascript , Laravel - Previous experience with debugging data display issues on websites.

...control for different user types. Ensure mobile responsiveness and cross-browser compatibility. Collaborate closely to refine and implement additional features or improvements based on feedback. Requirements: Proven experience in building web applications with Django and TailwindCSS. Strong knowledge of HTML, CSS, JavaScript, and Python. Familiarity with database design and management (e.g., PostgreSQL, MySQL). Experience with integrating APIs and third-party tools. Proficiency in version control systems (e.g., Git). Ability to write clean, maintainable, and well-documented code. Experience with responsive design and UI/UX best practices. Preferred Skills: Experience with Docker and containerized development. Knowledge of frontend frameworks (e.g., or React) is a plus. Prior e...

I am looking for a developer to build a Java Spring Boot API for a web application targeted at the general public. I need someone to write the API for me. The application will have the following key features: - User Authentication and Authorization: The application should allow users to create accounts, log in securely, and manage their personal data. - Real-Time Data Processing: The API needs to handle data updates in real-time and ensure that users are provided with current information. - The API should support comprehensive CRUD (Create, Read, Update, Delete) operations for managing resources. - The application should include a search functionality to allow users to quickly find the information they need. - Implement role-based access controls to restrict access to certain par...

I need assistance configuring my enterprise Python-Django application with a JavaScript frontend to run loc...settings that need to be commented out for local use. Key Tasks: - Setup: Configure a simple installation of the application on my local machine. - Dependency Installation: Guide me through the installation of all necessary Python and Django dependencies. - Database Configuration: Set up PostgreSQL as the local database for the application. - Security Settings: Identify and comment out the necessary enterprise Django settings. Ideal candidates should be experienced with Django, Python, and PostgreSQL. A clear understanding of enterprise-level security settings in Django is a plus. Good communication skills are essential as I will need detailed guidance on some aspe...

...privilege and enables deepest interference to the program. Any attempts to load commands, methods, classes, or any other external programs in game should be blocked and the factors in game which tried to use it should be eliminated, whatever it is(not only players, but also any other entities or mod, plugin itselves). Key factors and certifications - Candidates should have enough experience to not only Java, but also lower level languages like C, C++(to access kernel). - Mod will be used in private server, but it would be appreciated if it also works in multi-player servers. -The mod should be user-friendly. It should be possible to use it even if we don't know about kernel or whatever. I hope this could be the opportunity to enhance the server security. I anticipate you...

I'm looking for a seasoned Python Engineer with extensive Flask experience to build a robust API service. Key responsibilities will include: - Web development with Flask: Your primary focus will be creating a scalable and effi...essential. Experience with Panda is a must. - Integration of Data Analytics: The API will need to have data analytics capabilities. Prior experience in this area will be beneficial. - Implementing Real-time Updates: The API service should be able to support real-time updates. Experience with similar features in previous projects is a plus. The ideal candidate will be well-versed in Python, MongoDB, PostgreSQL, and Object-Oriented programming. Experience working on scalable architectures is a significant advantage. Start your bid with "This is no...

I need a skilled Java programmer who can comprehend the existing Java code and document the responsibilities of a tester and an analyst.

...& Database: Technology Stack: Use Python Django for the backend and PostgreSQL for the database. Schema will be provided. Efficient handling of user information, subscription status, announcements, notifications , and payment details. Deliverables: A complete landing page with a modern, professional look. User authentication system (including Google login). Dashboard with an onboarding wizard and subscription management features. Payment integration for subscriptions. Source code and documentation for setting up and deploying the system. Should be compliant with OWASP top 10 Skills Required: HTML/CSS/JavaScript for front-end development. Experience with Django (Python) for backend development. Experience with PostgreSQL. Familiarity with OAuth for Google authenticati...

I'm looking for an experienced developer to create a custom Minecraft client specifically tailored for griefing. The client will primarily be Windows-based and should be developed using Java. Key Features: something like wurst clients nuker & fast nuker a few improved trouserstreak (Meteor client addon) features and a feature like wursts server seeker Ideal Skills and Experience: - Proficiency in Java and experience in Minecraft modding are a must. - Prior work on crafting custom game clients, particularly for Minecraft, will be highly regarded. - Understanding of griefing tactics and strategies in Minecraft will be beneficial.

I'm seeking a dedicated individual to assist with live chat on my Telegram group. This group is primarily focused on facilitating discussion forums, and the main goal is to enhance community engagement. Key Responsibilities: - Actively participate in discussions to promote engagement - Facilitate conversations among group members - Maintain a friendly and welcoming atmosphere Ideal Skills and Experience: - Prior experience in community management or customer support - Excellent communication and interpersonal skills - Familiarity with Telegram and its functionalities - Ability to engage with diverse group members in a respectful manner

I'm seeking a talented Filipino Software Developer to join our team remotely! If you're passionate about coding and have experience in: - Frontend: React, Vue, Angular - Backend: Node.js, Java You'll work on exciting projects, collaborate with a skilled team, and build innovative solutions. Requirements: - Proficiency in the frontend and backend technologies listed above. - Strong problem-solving skills and a passion for clean, maintainable code. Nice to Have: - Familiarity with cloud services and microservices architecture. We will need a copy of resume for further screening of applications. Apply now and let’s build something amazing together!

... I have a SaaS project built with and Supabase. It currently uses an older version of Vercel’s chat module, and I’d like to remove it in favor of a newer version. The previous freelancer also added two separate “Chat UI” interfaces, which I want to get rid of entirely. There’s also a “prompt archive” section in the admin panel (connected to Supabase) displaying added prompts. I want this section, along with its related code and Supabase integration, completely removed. Tasks & Requirements Remove Existing Chat Modules / Integrate New Chat Delete the old Vercel chat module. Remove the two additional “Chat UI” interfaces that were previously implemented. Integrate the new chat v...

I am in need of a highly skilled Senior Python Engineer to assist with the backend of a web application. The ideal candidate should have substantial experience with Python, MongoDB, PostgreSQL, and Flask, as well as a deep understanding of object-oriented programming and scalable architecture. Key Responsibilities: - Designing and implementing backend components. - Handling data processing and storage. - Developing robust APIs. Critical Skills: - Proficiency in Python and Flask. - Extensive knowledge of MongoDB and PostgreSQL. - Experience with object-oriented programming. - Understanding of scalable architecture. - Proficient in data extraction, transformation, and loading (ETL) using Pandas. This role will focus heavily on data processing and storage, as well as API de...

I need assistance in converting a Java decryption code into JavaScript. The original Java code is designed for AES decryption. Ideal skills for this job: - Strong proficiency in both Java and JavaScript - In-depth understanding of AES decryption - Experience in code conversion between Java and JavaScript - Knowledge of cryptography and security principles

Project Overview: We are seeking a talented freelance developer or development team to design and build a custom HR software solution tailored to our needs for pay...administrators. User Interface: Simple & Intuitive UI: Create a user-friendly interface for employees to clock in/out, check attendance, and view pay details. Admin Panel: Develop an admin dashboard for HR to manage payroll, attendance, and generate reports. Technical Stack: Frontend: HTML, CSS, JavaScript (React or Angular preferred) Backend: Python (Django, Flask), Node.js, Java (Spring Boot), or Ruby on Rails Database: MySQL, PostgreSQL, or similar Integration: Payment gateways, tax APIs, and email/SMS notifications (as needed) Previous work experience in HRMS tool is highly preferred , must be able to sh...

ADD "WV DEV" OR YOUR APPLICATION WONT BE CONSIDERED! I'm looking for a skilled developer to enhance my existing application. The application uses Python and Flask, with PostgreSQL as the database. The main focus will be improving the user interface and making the application more responsive with Bootstrap. Key Responsibilities: - Enhance the existing application using Python and Flask - Optimize PostgreSQL queries for performance - Improve the User Interface (UI) of the application - Make the application more responsive using Bootstrap Ideal Skills: - Proficiency in Python and Flask - Extensive experience with PostgreSQL - Strong skills in UI/UX design - Expertise in Bootstrap and JavaScript Experience with front-end technologies is a plus, as I am l...

...GPT）进行智能化回复。 本产品已完成部分开发，后续需要在现有基础上进一步优化和扩展。因此，该职位需要既具备产品管理能力，也熟悉当前技术栈，能够带领团队快速推进项目完成。 工作职责： 1. 需求分析：将我的创意转化为详细的产品需求文档（PRD）和技术设计文档。 2. 项目接管与推进：快速上手现有项目，了解技术架构，制定后续开发计划。 3. 团队管理：负责组织和协调程序员团队（现有技术栈为Python和Java安卓），确保项目进度与质量。 4. 用户反馈分析：解读中文用户的聊天信息与反馈，提出产品优化建议。 5. 产品发布与运营：完成产品上线后，持续推动产品迭代与用户增长。 技术背景（当前项目概况）： 1. 服务器端：基于Python，调用大语言模型（如OpenAI GPT）实现AI智能回复。 2. 客户端：采用Java开发的安卓端，负责与用户交互及接入微信环境。 3. AI集成：对大语言模型的接口调用已有初步实现，后续需要进一步优化对话流畅度和响应速度。 4. 运行环境：项目目前托管在服务器环境中，需要一定的云端部署和优化能力。 5. RAG方案（如GraphRAG）实施，从微信群中收集用户需求等信息并记入向量数据库中。 技能要求： 1. 中文能力母语级别：能够用中文无障碍沟通，并理解中文用户的使用习惯与反馈内容。 2. 技术理解力：熟悉Python和Java安卓开发，能够与开发团队高效沟通技术问题。 3. 产品管理经验：能够独立完成需求分析、功能设计，并对产品质量和用户体验负责。 4. 项目管理能力：具备带领团队按时交付项目的能力，并能管理多任务同时推进。 5. AI技术经验（加分项）：有与大语言模型（如GPT）或其他AI技术合作的经验。 我们提供： • 稳定...

...landlord knows to check their personal email or #. 6. Very clean user friendly UI of course :) Quote me on how much this would cost, the project’s concept is quite simple in terms of what needs to be done, if you can make some recommendations too it would be nice, so far the tech stack could be NextJS / React, TSX, For database whatever you think is best, recommend me it, Firebase or Mongo or PostgreSQL, Clerk maybe for login , Stripe and OpenAI API or maybe another API....

Berikut kalimat proposal penawaran jasa membalas chat: Penawaran Jasa Kami menawarkan jasa manajemen chat sosial media profesional untuk meningkatkan pengalaman pelanggan dan efisiensi komunikasi perusahaan Anda. Layanan - Membalas chat cepat dan ramah - Mengelola notifikasi - Menjawab pertanyaan pelanggan Kelebihan - Meningkatkan responsivitas dan efisiensi - Meningkatkan kepuasan pelanggan - Mengurangi waktu tunggu Harga - Paket Basic: Rp [5.000.000] (max [5] chat) Kontak Nama: [Nida Khairiah]

I'm seeking an experienced Android Java Developer to address some issues in our project. The application is a social media app, and the problems are specifically related to the Photo Tab. Issues to be addressed: - The profile photo in the Photo Tab is displaying correctly for the user's own profile, but not for others. This needs to be fixed. - 2-3 icons in the Photo Tab need to be hidden. Ideal candidate should have: - Extensive experience in Android Java development - Familiarity with social media application development - Ability to troubleshoot and solve issues efficiently

...management for doctors and patients. Doctor-Patient Communication: Enable text messaging, video calls, and notifications. AR Integration: Provide backend support for augmented reality-based treatment visualizations. Required Skills and Qualifications: A minimum of 3 years of experience in backend development using Django or Node.js. Proficiency in working with relational databases such as PostgreSQL. Strong understanding of API development and integration. Familiarity with data encryption and secure communication protocols. Experience in deploying and managing scalable backend architectures. Goals: Ensure the backend system’s stability and seamless integration with other components of the Website. Provide a secure infrastructure that safeguards sensitive patie...

Hello, I hope someone can teach me how to configure pgBackRest to back up my database on a VPS with PostgreSQL. The idea is to store those backups in Azure Storage and also have them explain how to restore the database in case it stops working.

Hi, I am looking for someone who is great at reading and writing in English! I need you to chat on tinder and bumble when i am not available! Tinder and bumble are dating apps. Just in case you didn't know! Please quote me a good hourly rate and the job is yours!

...looking for a skilled React.js / ASP.Net Core with C# developer to work on a web application. Requirements: - Proficiency in React.js, Node or ASP.Net Core is mandatory - Flexible hours, task-based - Monthly compensation of 10k INR Project Requirement: 1) Create ReactJS/.Net Core with Web API Project (with AdminLTE Template) and Database (SQL Server / MySQL / PostgreSQL) 2) This project should able to deploy with database (MySQL / PostgreSQL) in Linux Server in Cloud (Godaddy / Hostlinger / Namecheap) 4) Connect Azure Blob Storage / Google Firebase with project to store files like Documents, Images and Videos with secured Token 5) Publish it in web (Network Security) Project Details: 1) 1 - Login Screen - Authentication should be based on Roles and it should validate i...

I need an experienced Android Java developer to help troubleshoot an issue with my app's Photo tab. The tab is functioning correctly on my own profile, but it's not displaying on other profiles. In addition, I need some icons hidden from this tab. Please note that the specifics of which icons need to be hidden, and whether the issue with the Photo tab is consistent across all users or just specific ones, have not been determined yet. Potential tasks include: - Diagnosing the Photo tab issue - Implementing a fix - Hiding specific icons from the Photo tab - Ensuring the tab works across all profiles The ideal freelancer for this project should have: - Extensive experience with Android development - Proficiency in Java - Strong problem-solving skills - Ability to ...

I'm looking for a skilled developer to build a top-notch e-commerce mobile app for Android. Key Requirements: - Expertise in Androi...looking for a skilled developer to build a top-notch e-commerce mobile app for Android. Key Requirements: - Expertise in Android app development - Previous experience in creating e-commerce apps is highly desirable - Ability to integrate secure payment gateways - Proficiency in creating intuitive user interfaces - Knowledge of current e-commerce trends and features Ideal Skills: - Android SDK - Java/Kotlin - XML - RESTful APIs - UX/UI Design Principles Your role would be to take my vision and turn it into a fully operational app that can compete in the bustling e-commerce landscape. Please provide examples of similar projects you've co...

...talented freelance web developer to design and develop a website tailored to help college students learn coding effectively. The platform will serve as an interactive learning hub with features such as course content, coding exercises, quizzes, and a user-friendly interface. Responsibilities: Develop a responsive and intuitive website with a clean user interface. Integrate course modules for C, Java, Python, and aptitude. Implement interactive coding environments (e.g., in-browser coding practice). Design a secure user registration and login system. Add features like quizzes, progress tracking, and certificates of completion. Optimize the website for speed and SEO. Provide documentation for future updates and maintenance. Requirements: Proven experience in web developm...

...authentication and authorization, payment processing with Stripe, and real-time chat functionality. Key Responsibilities: - Develop complex APIs using Node.js. - Integrate API features such as user authentication, Stripe payment processing, and real-time chat capabilities. - Implement CI/CD pipelines to ensure smooth delivery and deployment processes. - Optimize solutions on AWS for performance and cost-efficiency. - Contribute to team discussions and tasks whenever necessary. Ideal Skills and Experience: - Extensive experience in Node.js with a strong portfolio of API development. - Deep understanding and hands-on experience with Stripe integration. - Proficient in creating and managing databases in PostgreSQL. - Solid knowledge of microservices architectures. - ...

Latar Belakang Kami memahami pentingnya responsifitas dan kualitas balasan chat dalam meningkatkan kepuasan pengguna dan membangun hubungan yang baik. Tujuan 1. Meningkatkan responsifitas balasan chat hingga 95% dalam waktu 1 jam. 2. Meningkatkan kualitas balasan chat dengan memastikan jawaban yang akurat dan relevan. 3. Membangun hubungan yang baik dengan pengguna. Metode 1. Membuat pedoman balasan chat yang standar. 2. Menyediakan pelatihan untuk tim balasan chat. 3. Menggunakan fitur Telegram seperti bot dan pengingat. 4. Memonitor dan menganalisis kualitas balasan chat. Hasil yang Diharapkan 1. Peningkatan kepuasan pengguna. 2. Meningkatnya reputasi dan kepercayaan. 3. Efisiensi waktu dan biaya. Manfaat 1. Meningkatkan kepuasan pengguna. 2....

I'm looking for a skilled developer to create an AI Chat Bot for my website. The bot's primary role will be delivering general information to users. Ideal candidates should have experience in AI development, web integration, and creating bots that can handle both pre-defined answers and dynamic responses based on user input. Key Responsibilities: - Develop an AI Chat Bot for my website - Ensure the bot can provide a mix of pre-defined answers and dynamic responses - Integrate the bot with website chat and email Ideal Skills and Experience: - Proven experience in AI development - Strong skills in web integration - Previous work with Chat Bots - Excellent understanding of handling varying types of user queries

I'm in search of a proficient full-stack developer who has: - Expertise in Java Spring Boot, specifically in implementing microservices. - Solid experience in using React/PHP as the front-end technology. - Proficiency in setting up CI/CD pipelines with GitLab CI/CD. Your primary responsibility will be creating and implementing microservices using Java Spring Boot and integrating these with a React-based user interface. Experience with GitLab CI/CD is a must, as you will be responsible for establishing and managing the CI/CD pipelines for this project. Please let me know if you have the necessary skills and experience.

This is for a food catering service. Looking at the logo should evoke a craving and create an irresistible urge to order the food. I want the logo to look very similar to the example provided. The main difference is that instead of "YummyPella," it needs to say "YummyPaella" with an "a" between P and e. Maintain the current look and feel. Additionally, create a version of the logo that includes only the letter "Y" and the shrimp on top. The deliverables include both logos in HD, in photoshop with layers and a version in black and another in white.

...Python (Django/Flask), or Ruby on Rails. Blockchain Expertise: Smart contract development (Solidity, Rust, etc.). Experience with Ethereum, Binance Smart Chain, or similar. TradingView Integration: Strong understanding of Pine Script and TradingView APIs. Ability to migrate indicators into custom platform charts. API Integration: MoonPay, DEX/CEX, TradingView, and wallet APIs. Database Management: PostgreSQL, MongoDB, or MySQL. Security Knowledge: Best practices to ensure platform and transaction safety. What I’m Looking For: Developers with proven experience in crypto projects or multi-blockchain platforms. Ability to prioritize Phase 1 and 2 features for quick income generation. Knowledge of secure and transparent coding to avoid backdoor vulnerabilities. Budget-friendly ...

I am looking for a skilled Android app developer to bring my vision to life. The primary purpose of the app and its key features are yet to be determined, so I am open to suggestions. Ideal Skills: - Proficient in Java/Kotlin - Experience with Android SDK and Android Studio - Knowledge of Material Design principles - Ability to implement intuitive UI/UX Please note, the app does not require user authentication, which may streamline the development process. However, I value a developer who can provide input on potential features and enhancements to make the app stand out.

I am seeking a Java specialist for one day, to assist me with interview preparation. Key Focus Areas: - Core Java concepts: I need to be well-versed on the fundamental principles, syntax, and features of Java. - Java performance tuning: I want to be able to demonstrate my knowledge on optimizing Java applications for better performance. Preparation Format: - Live coding sessions: I need to practice coding in real-time, just like in a real interview. - Problem-solving discussions: I want to refine my ability to think critically and solve problems under pressure. - Mock interviews: I need to simulate real interview scenarios to build my confidence and readiness. Ideal Skills: - Extensive Java expertise, particularly in core concepts and performan...

I'm looking for a detailed report on various...a detailed report on various indexes used in PostgreSQL. This report should cover the following: - Types of Indexes: The report should delve into B-Tree Indexes, Full-Text Indexes, and Spatial Indexes. It should explain how these indexes are built and the unique characteristics of each type. - Use Cases: The report should provide examples of in which scenarios each type of index is utilized. This could include situations such as searching for specific data, optimizing queries, and managing large data sets. The final deliverable should be a PDF report of no less than 5 pages, inclusive of the title page. The ideal candidate for this project would have a strong background in database management and technical writing, particularly w...

Project Title: Development of a Secure Docker Container for Synology NAS (DSM 6 & DSM 7) Description: We are seeking an experienced freelancer to create a Docker container for a Synology NAS system (compatible with DSM 6 and DSM 7). The container must include GIT, SVN, DokuWiki, Mantis, Jenkins (with support for Java, C++, C, C#, and scripting languages), and additional tools like pgAdmin, Portainer, and SonarQube. Key requirements include user management integration (preferably leveraging existing NAS users), strong security configurations (e.g., HTTPS), and external access setup via a Fritzbox 7490. The deliverables also include detailed installation guides for deploying the container and configuring external access. Skills Needed: Docker, Synology NAS, Jenkins, Networking,...

We are looking for a skilled developer to create a MVP of a mobile app for Polish-Chinese fl...the word (Chinese character, Pinyin, and image) and plays pronouciation of the word. 2. User assesses word knowledge (Yes/No). 3. The app displays the translation and example sentence after assessment. Algorithm of repetition-based review system (e.g., Leitner, SM-2). * Voice Control: Navigation through the app using voice commands. Interaction with flashcards via voice (marking words as known/unknown). * UI/UX Design: Simple, intuitive, and visually appealing interface. Responsiveness on various screen resolutions and devices. Implementation using React Native. * Backend: Custom backend in Python using Flask. PostgreSQL as the relational database. Managing dictionary data an...

I'm in need of a seasoned Java Struts developer who can assist in debugging my project and implementing additional features. The primary issues I'm facing are functionality errors, particularly with form submissions. Key Responsibilities: - Troubleshoot and resolve functionality errors related to form submissions - Debugging other potential issues in the project - Implementing and enhancing existing features Ideal candidates should have: - Proven experience with Java Struts - Strong debugging skills - Ability to understand and enhance existing code Please note, I have not yet determined specific new functionalities to add, but I'm open to suggestions.