Ubuntu postfix system error messages jobs

I'm looking for an experienced freelancer to help clean up my Ubuntu server. The project involves optimizing disk space, so it's crucial to have a good understanding of Ubuntu system management. The ideal candidate should have: - Extensive experience with Ubuntu server management - Strong skills in identifying and removing unnecessary files - Ability to organize files and directories efficiently - Familiarity with disk management tools Please note, while I haven't specified crucial data or applications, some files and applications will need to be preserved during the cleanup. I have no automatic disk management tools currently in place.

I'm developing a Flutter app that will use native IOS AVFoundation for camera code. Below are the items i'm looking to add to my Existing starter project. Looking for someone to collaborate with me closely on the project. 1. **Video Capture** - **AVCaptu...buffer to S3. Implement retry logic to handle transient network errors. - **Network Buffer**: The upload buffer helps smooth out any network latency issues by maintaining a steady upload rate. 8. **Sending to Server** - **AWS S3 or Media Services**: Consider using AWS S3 for storage or AWS Media Services for streaming. Use the AWS SDK for Swift to handle the upload. - **Error Handling and Retries**: Implement error handling and retry logic to ensure files are uploaded successfully, even if there ar...

I am seeking skilled and knowledgeable freelancers to provide tutoring and academic support services in various subjects. This role involves assisting with ...materials such as study guides, example problems, and practice quizzes. Timely Support: Deliver learning materials and tutoring sessions promptly, with a turnaround time of 3-7 days. Effective Communication: Clearly explain concepts and maintain consistent communication throughout the tutoring process. Commitment to Excellence: Ensure all support materials meet high educational standards and are error-free. Freelancers with experience in tutoring, instructional design, or academic content creation are encouraged to apply. This opportunity is ideal for those passionate about helping students excel through personalized learning ...

I'm in need of a mobile Android application that records and saves user interactions, specifically phone calls and in-app messages, to a remote server. Key Components: - The app primarily serves for user monitoring - It should be capable of tracking in-app messages and phone calls - All recorded data should be stored remotely on a server Ideal Skills: - Proficient in Android app development - Experience in implementing call recording functionalities - Knowledge of server integration for data storage - Understanding of user monitoring applications - Ability to ensure data privacy and compliance with regulations Please note, the focus of this application is on monitoring user interactions for quality assurance and research analytics purposes. Your expertise and experie...

I am looking to create a comprehensive Point of Sale (POS) system tailored for a retail store. Given that the primary features have not been specified, the system should be flexible enough to incorporate key functionalities like inventory management, sales tracking, and possibly a customer loyalty program in the future. Key Skills and Experience Required: - Proven expertise in developing POS systems - Strong understanding of retail operations - Excellent software development skills - Experience with integrating hardware components (like barcode scanners, receipt printers, cash drawers) into software systems. The system should be user-friendly, reliable, and capable of scaling as the business grows. Please provide examples of similar projects you've completed ...

I'm encountering a PHP error in my WordPress theme and I'm having difficulties resolving it. The issue appears to be related to the theme's PHP code. I need a WordPress expert to help me fix this issue as soon as possible. Ideal Skills: - WordPress development - PHP coding - Theme troubleshooting - Error debugging Please respond if you have the necessary skills and experience.

...images to values, which will build the training model. You will then use the model you trained to predict the value for the next three hours. Please be aware that there is also a seasonal pattern plus the cloud pattern. For example, summer has a higher actual value than winter. You don’t have to forecast off-peak values. Benchmark: you need to predict for the next hour with at least below 10% error to get paid; otherwise, I am better off extrapolating the line and still beating your model. I will pay particular attention to 08:00 to 14:00. • Bidding Your bid is my budget. If you deliberately put in a low bid to attract me to speak to you, you either revise your bid, or I will ignore you. • Delivery We need the source code and will integrate your program in...

I'm developing a Flutter app that will use native IOS AVFoundation for camera code. Below are the items i'm looking to add to my Existing starter project. Looking for someone to collaborate with me closely on the project. 1. **Video Capture** - **AVCaptu...buffer to S3. Implement retry logic to handle transient network errors. - **Network Buffer**: The upload buffer helps smooth out any network latency issues by maintaining a steady upload rate. 8. **Sending to Server** - **AWS S3 or Media Services**: Consider using AWS S3 for storage or AWS Media Services for streaming. Use the AWS SDK for Swift to handle the upload. - **Error Handling and Retries**: Implement error handling and retry logic to ensure files are uploaded successfully, even if there ar...

...developer to extract a script that will automate the installation of PaymentHub on my Ubuntu Linux system, including the necessary lets-encrypt SSL certificates. Following reference repository already have shell script written to install 3 applications I want to make 3 different scripts that will do installation of mifos, paymenthub and mojaloop separately. Finally I should have ability to install them separately and put it behind nginx with letsencrypt SSL certificates using custom domain. Reference : and Key Requirements: - Experience with shell scripting on Linux, particularly Ubuntu. - Prior experience with PaymentHub installation is a plus. - Knowledge of SSL certificate

...• Implement a system to send messages based on approved templates: • Dynamic Parameters: • Integrate CRM fields to personalize messages automatically. • Supported Content: • Text. • Multimedia (images, documents, audio, video). • Automated Campaigns: • Examples: Appointment confirmations, welcome messages, payment reminders. 3. Non-Templated Messaging • Enable manual messaging without templates: • Compose personalized messages directly from the CRM interface. • Attach multimedia files (documents, videos, images, audio). • Maintain a history of conversations by contact. 4. Message Management • Conversation History: • View previous conversations organized by contact. &b...

I'm seeking a professional who can design an anomaly-based detection system for monitoring commercial drones. The key responsibility of the system will be to automatically attempt signal recovery upon detecting an intrusion. Ideal Skills and Experience: - Expertise in drone technology and commercial drone signals - Proficient in anomaly-based intrusion detection methods - Experience in developing automated signal recovery systems - Strong background in signal processing and telecommunications - Capable of creating a system that is efficient and reliable Please provide examples of similar projects you've completed in your proposal.

I need assistance troubleshooting my Webmin installation on a fresh Ubuntu 24.04 server. After following a guide to set up Webmin and install a free Let's Encrypt SSL certificate, I am unable to access my domain due to an SSL certificate error. I have confirmed that the SSL certificate is active and have double-checked the file paths in Webmin. What I need: - A freelancer to identify the issue and guide me on how to fix it. - A detailed document outlining what I did wrong, to assist if I need to start from scratch again. Ideal skills and experience include: - Proficiency with Ubuntu 24.04 and Webmin - Experience troubleshooting SSL certificate issues - Ability to provide clear, understandable documentation

...Instagram, and LinkedIn. Scope of Work: Strategy Development: Create a tailored social media marketing plan aligned with our business objectives. Content Creation: Design engaging posts, graphics, and videos to promote our products/services. Scheduling and Posting: Manage a consistent posting schedule to maintain audience engagement. Community Management: Monitor and respond to comments and messages to foster a positive community. Analytics and Reporting: Track performance metrics and provide monthly reports with actionable insights. Requirements: Proven experience in social media marketing with a portfolio of successful campaigns. Proficiency in using social media management tools and analytics platforms. Strong communication skills and creativity. Ability to work independent...

I'm looking for a social media specialist with a proven track record of growing Facebook...com/GITFiC2024 , - Content Strategy: I believe high-quality images will attract more followers to my page. Therefore, I need someone who can curate or create stunning visual content that aligns with my brand and appeals to my target audience. - Engagement: The selected freelancer should also be capable of engaging with my audience, responding to comments and messages in a timely manner and fostering a sense of community on the page. Ideal skills and experience for this job include: - Proven experience in growing Facebook pages. - Strong background in social media management. - Exceptional skills in photography and image editing. - Excellent communication skills.

...community for ambitious women learning to prioritize rest and recharge. This role involves optimizing LinkedIn profiles, using Sales Navigator to target ideal clients, crafting personalized messages, and nurturing leads to build meaningful connections and drive engagement. Responsibilities: • Optimize LinkedIn profiles for both brands to align with their messaging and goals. • Set up and refine Sales Navigator filters to accurately target potential leads. • Send personalized connection requests to decision-makers (e.g., HR leaders, wellness advocates, women in leadership). • Create and manage nurturing messages to build relationships and encourage sign-ups or inquiries. • Track progress and provide weekly updates on connections, responses, and...

I'm seeking a proactive social media community manager who can help enhance my brand's presence across multiple platforms. The responsibilities primarily include: - Engaging with Followers: Building a relationship with our audience is crucial. You should be able to respond to comments, messages and posts in a timely manner and foster a positive community. - Influencer Outreach: We need to expand our reach and build credibility. Your role will include identifying, reaching out to, and managing relationships with relevant influencers in our industry. - Hashtag Research: To increase our content's visibility, you'll need to conduct thorough hashtag research and implement it strategically. The platforms you'll be focusing on include Instagram, Twitter, Facebo...

I'm seeking a creative and proactive Social Med...followers, drive post engagements, drive contents to earnings. Key Responsibilities: - Develop and implement a content strategy that aligns with our brand identity and engages our audience - Create high-quality images, graphics and videos to capture audience attention - Write engaging text posts that encourage interaction and drive conversation - Monitor community engagement, respond to comments and messages in a timely manner Ideal skills include: - Strong knowledge of Facebook and Twitter and its trends - Proven experience in social media management - Excellent communication and community engagement skills - Proficiency in content creation, particularly in producing visual content - Ability to work independently and manage t...

Looking for an expert who can feel and think with this project. It’s a project where we need a full mortgage system with calculations, email, task follow up system, client Managment, process Managment, internal / external communication, document, rapports, billings, e-signing documents,… We have an existing flow ready for programming. We need an individual software, build from scratch, not odoo, or Zohoo, nor Monday. Let’s talk to see if we can be a good match!

I'm seeking an expert in Klipper firmware configuration with experience in Voron 3D printers. I need assistance specifically with configuring sensorless homing on the X-axis and Y-axis. I have already installed the necessary hardware and I am not encountering any error messages or unusual behavior during the sensorless homing process. I simply require expert guidance to properly configure these components. Ideal Skills: - Expertise in Klipper firmware and Voron 3D printers - Experience with the configuration of sensorless homing - Strong problem-solving skills and technical knowledge - Ability to provide clear and concise guidance Configuration is kraken mainboard with kraken motors. I have trouble with proper calibration. It either crash on the wall or stop during ...

I'm looking for an expert in automated electronics and manufacturing of various devices to design a compact, battery-powered, laser-based alarm system to be used on construction sites. This system will utilise a laser similar to that of a laser level. The device will also need to feature a built in speaker. Key Features: - The system should have adjustable laser length to cater for different security needs on the site ( indoor and outside). - Wireless connectivity is crucial for this system, as it will allow for flexibility and mobility around the construction site. - Once again the system should be designed for outdoor use, withstanding various weather conditions typically found on construction sites. Ideal candidates for this project should hav...

...the frontend. System Architecture & Communication Flow Clear design for how the frontend communicates with the AI backend, which then interacts with the advanced AI model and, if needed, delegates a rendering request to the Python service. Real-time or near-real-time updates of the conversation and visual elements. Use of a Model Context Protocol to ensure conversation continuity and context management. Testing & Deployment Strong emphasis on unit and integration tests for all major components. Experience with scalable deployment solutions (e.g., Docker, Kubernetes, AWS, GCP). Performance & Scalability Awareness of performance bottlenecks (especially during real-time data transfer and rendering). Ability to optimize resource usage for rendering and networking. Secu...

...Customer**: - When a customer is deactivated in the system, update their risk action to `'disallow'` using the `/customer/set_risk_action` endpoint. --- ### **2. Payment Page** - **Endpoint**: - Create a payment page at `/paymentrequest` where logged-in users can initiate payments. - **Implementation Details**: - Use Paystack's `/transaction/initialize` and `/transaction/verify` endpoints to process payments. - On successful payment verification: - Record the transaction in a `transactions` table, capturing all necessary details (e.g., customer ID, amount, status, Paystack reference). - Credit the customer's account in the `customerdeposits` table by updating their balance. - **Error Handling**: - Implement robust error...

...Add("BPC_CREATE_SINGLE_ROLE") IT_ROLE_AUTHS(1).xuobject = "S_TCODE" IT_ROLE_AUTHS(1).(1).fieldname = "TCD" IT_ROLE_AUTHS(1).(1).(1).Lower_Val = "MM03" With sapFuBa Set rolle = .Exports("IV_PREF_AGR_NAME") = "Z_TEST" Set wert = .("IV_ROLE_AUTHS") Rem Error! Type conversion from or to variant only in global modules = IT_ROLE_AUTHS(1) Set sapReturn = .Tables("ET_MESSAGES") If .Call = True Then Stop ElseIf MsgBox(.Exception) = vbOK Then End If LogOff End With End If End Sub Public Function InitConnection() As Boolean Dim bez As String Di...

I need a freelancer who can convert a 27-page PDF document into an editable Word docx with exact formatting. This includes an exact replication of fonts, margins, and spacing. The document is in English and all content should be copied over with no spelling mistakes. Key Requirements: - Exact replication of the original formatting - English proficiency for error-free content - Attention to detail to ensure no formatting is missed - Ability to remove specific stamps from the document Remove the stamp that says "Doc # , Book #, page #" from the top of each page. Ideal Skills: - Proficiency in Microsoft Word - Experience with PDF to Word conversions - Strong attention to detail - Good understanding of English Please ensure you can meet these requirements before bidding.

I'm seeking a developer to create a multi-application system for restaurant management and a digital menu. The project is to be built on Django, breaking down functionalities into various applications. Key Components: - A Django application for the Menu Management Service: This should be the first priority. It will allow restaurant staff to add, remove, or edit menu items. - A Django application for the Menu Viewing Service: This will enable users to view menu items. The menu needs to be presented as an interactive experience with animations. - A Django application for Staff Management: This will help manage restaurant staff. - A Django application for Order Management: This will handle taking and managing orders. The digital menu should categorize items by meal cours...

...about the company. · Communication Periodicity: The default time interval for scheduled communications (e.g., every 2 weeks). Communication Method Management Admins should define the available communication methods in the system. Each method should include: · Name: E.g., "Visit" or "LinkedIn Post." · Description: E.g., "Visit to company premises." · Sequence: Determines the order of communication (e.g., LinkedIn Post → LinkedIn Message → Email → Phone Call → Other). · Mandatory Flag: Indicates whether a communication method is mandatory in the sequence. By default, the system should include these methods in the following order: 1. LinkedIn Post 2. LinkedIn Message 3. Email 4. Phone Call 5....

...a ftp server to a specific folder on the CPanel installation. Description: The php site should be under The script should show following messages when running: Login Password on site(a static login to be able to run the script) Login to FTP Server Extract all files in the specific folder and show them in a drop down list Be able to chose in the drop down list which file to download Click on button Download Showing in realtime % how much has been downloaded. Confirming when the download is done Log out All steps should follow with an acknowledgement that it is done or if an error occurs it should explain what has gone wrong. Ideal Skills: - Proficiency in PHP programming. - Experience with data processing scripts. - Knowledge of handling remote server

...fix the above issues. • Optimize the codebase for better performance and maintainability. • Add any small enhancements or features that could improve the overall experience. • Test the application thoroughly to ensure it works flawlessly on both the frontend and backend. Requirements: • Strong experience with React.js, Node.js, Express, , and MongoDB. • Familiarity with hosting on Ubuntu/Linux servers with Apache and SSL configurations. • Knowledge of best practices for CORS handling and secure API connections. • Ability to communicate clearly and provide updates on progress. Deliverables: • A fully functional and optimized chat application. • Documentation of the changes made and instructions for deploying updates. • ...

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I'm seeking a developer to help create a support ticket system, akin to Zendesk or Freshdesk, using Blazor MAUI Hybrid Apps with C# and .NET 8. This will include: - A Windows desktop, Android, iOS, and Mac agent interface. - A Web Admin interface for myself, the admin. The coding architecture will be provided by me, and we'll work together on the development. This system must include: - Multi-channel support (email, chat, social media). - Automated ticket routing and assignment. - Knowledge base integration. User roles: Admin, Agent, and Customer. In addition to the support ticket system, I also need a Blazor Web App based website to showcase and sell this service, with the primary goal of generating sales leads. Ideal skills for this project include: ...

App Javascript - Error al descargar y compartir archivos en Android 13 y 14

...annual compensation less than $55,000, otherwise, as high compensation. The compensation is provided in different denominations based on the developer’s location. However, the converted value in USD is in column DI: ConvertedCompYearly 4)Implement a regression model that predicts the salary of a person given some attributes. Compare your result with the actual salary and ensure that the prediction error is as minimal as possible. A report with 15 pages is recommended. The report in total, however, must not exceed 20 pages (excluding title page, contents page, references, and appendices) with the font Arial and size 10 in the main text. A penalty of a single grade will be incurred if you exceed the 20-page limit. You may put extra information in appendices which is not coun...

I will complete App refral system with firebase

I'm looking to enhance user engagement in my Android app through a well-integrated referral system. This system should reward users with points for successful referrals. Points can be accumulated and used for various app benefits. Key Features: - Integration with Firebase for seamless data handling and user tracking. - A points system to reward users for successful referrals. Points can be used for in-app benefits. - A trigger for the referral reward at the point of app installation. Ideal Skills: - Proficient in Android app development. - Experience with Firebase integration. - Understanding of user engagement strategies and gamification principles. If you have the skills and experience to deliver this project, I look forward to your bid.

I need an expert familiar with my SMM panel site and Perfect Panel to troubleshoot and optimize ...protection against multiple orders is active. Orders are not syncing correctly with the provider and this leads to failed orders. When the protection is off, orders are coming in too quickly. A limiter and error handler need to be added to handle this situation better. The ideal candidate for this job should: - Be experienced with Perfect Panel or similar - Have a strong background in API troubleshooting - Able to implement a rate limiting mechanism - Knowledgeable in error handling I need someone who can effectively manage the 'too many requests' error currently being displayed in the order error details in the admin. I want to ensure smoother order...

I am seeking a LinkedIn specialist to assist with the following tasks: Data Research: Conduct research to identify ideal prospects for my business, considering criteria such as profile, industry, location, and more. Proficiency with Sales Navigator and other tools is requir...organize prospect data in a well-structured format, such as a spreadsheet or database, ensuring accuracy and consistency across all entries. Familiarity with Sales Navigator and other tools is essential for maintaining data integrity. Personalized Messaging: Craft and send personalized connection requests and messages to prospects, introducing them to my business and encouraging engagement. You will leverage Sales Navigator and other tools to create compelling, customized messages that drive po...

I'm looking for a skilled Node.js developer to assist with my project.. just need simple help to debug the code for fixing error in my app

Looking for English native speakers for a video review on a white-hat product. Ideal Skills: - Native English speaker or equivalent fluency - Experience in tech product reviews - Strong on-screen presence - Ability to convey information clearly and engagingly Please send your messages along with audio/video sample of your speech for me to make sure you are a good fit. Thanks!

... Requirements: Full-Stack developer with 3-5 years of experience. • Hands-on experDse in PHP, WordPress, Laravel, CodeIgniter. • Socket Programming for real-time communication for simple chat applications. • Worked on complex front-end logic for beKer UI display and complex components • Web: HTML5, Bootstrap, jQuery, Ajax, JavaScript, TypeScript, CSS, tailwind CSS. • OperaDng System: Windows 98, Windows XP, Ubuntu (Linux) • Development Tools: Visual Studio Code, Sublime Text • Version control: SVN, Git – Bitbucket & GitHub Bug/task tracking: JIRA, Open Project, Slack, Docker • Database: MySQL Your Duties: Working daily in PHP, MySQL, JavaScript, JQuery, WordPress, Laravel. Designing and building web applications using La...

Looking for English native speakers for a video review on a white-hat product. More details: What length should the video review be? 1-2 minutes What tone do you want the review to have? Casual Do you have any specific points or features you want to be highlighted in the review? Product effectiveness, Unique features, Ease of use Please send your messages along with audio/video sample of your speech for me to make sure you are a good fit. After that I’ll transfer money and send you a script. Thanks!

IMPORTANT - please message with a note about your music industry experience and links to your previous work. Generic AI messages will be ignored. Job Title: Social Media Manager (must have music industry experience) Location: Remote Hours: 15-20 hours a week to start, potential to be full time Availability: Flexible Pay: TBD, based on experience We are actively seeking a social media pro who lives and breathes indie music and firmly understands the scene to join us as our next Social Media Manager. If you’re the go-to person for all things social, can juggle multiple accounts like a pro, and get hyped on growing artists’ brands, we want to hear from you. What You’ll Do: - Run the show on Facebook, Instagram, TikTok, and YouTube for our clients - Create and Edit ...

Title: Expert AWS Environment Setup & Documentation Specialist Needed Description: I am seeking an experienced AWS professional to implement a detailed cloud architecture using AWS CloudFormation. The architecture includes components such as a VPC, Subnets, EC2 Auto Scaling Groups, Elastic Load Balancer, RDS, S3, Amazon SES, and an ECR repository. The ideal candidate will: Set up the architecture using my provided CloudFormation YAML template or customize as needed. Document the entire setup process, including any adjustments or additional configurations. Provide comprehensive usage instructions for the deployed environment, covering how to access and manage the resources. Requirements: Proven experience with AWS services and CloudFormation. Ability to troubleshoot and optimize con...

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I'm seeking an AI expert to develop an advanced automated outreach sales and communication system for my new sustainable, organic soft drink brand. The primary goal of this system is to seek out and connect with relevant businesses and to begin a conversation about stocking a selling our brand.. we will ultimately be looking to boost sales of our brand - through various channels, namely: - Email - Social media - SMS/Text messages Additionally, the system should be capable of creating and distributing diverse types of content, including: - Introductory emails and messages - Gather information on leads and business needs - Offer information on our product - make Promotional offers - Offer samples - Maintain contact - Develop the business opportuni...

I'm looking for a skilled web developer to create a portfolio display website. The main purpose of the website is to sho...more detail, and have a smooth browsing experience. - Downloadable Content: The website will include some downloadable content like CVs or project briefs. It's crucial that these can be accessed with ease and security. - Contact Form: I need a contact form for potential clients to reach out to me directly. It should be user-friendly and ideally have some level of interactivity like confirmation messages. Required Skills: - Proficiency in website development, especially with experience in portfolio websites. - Strong knowledge of interactive design principles. - Experience in creating downloadable content features. - Ability to implement secure and rel...

I'm in need of a comprehensive web-based Attendance Management System with an accompanying Android mobile application. The system should integrate crucial features such as Biometric Authentication and Geolocation Tracking for precise attendance monitoring. Key Features: - Biometric Authentication: The system should support biometric verification to ensure authenticity in attendance tracking. - face authentication Ideal Skills and Experience: - Proficiency in web application development - Experience in Android application development - Prior work with biometric systems and geolocation tracking - Capability to create secure and reliable systems - Strong understanding of attendance management needs

...Overview: We are looking for a skilled Freelance Developer to help us integrate a city-specific per-kilometer pricing system into the admin panel of our PHP-based website, built on the Laravel framework. This is a one-time project where the goal is to create a flexible and user-friendly interface that allows us to define and update per-kilometer prices for different cities (e.g., Ankara: $1.20/km, Istanbul: $1.30/km, Bodrum: $1.50/km, Antalya: $1.25/km) across six vehicle categories. The solution should allow us to easily modify pricing at any time via the admin panel without requiring further development. Key Deliverables: Develop and integrate a pricing management system into the existing Laravel-based admin panel. Implement a city-specific per-kilometer pricing model...

I'm looking for someone to assist with the fabrication of a PCB integrated with an array of SMD LEDs with the following properties: - The type of LEDs is chosen and the design of the board is r...looking for someone to assist with the fabrication of a PCB integrated with an array of SMD LEDs with the following properties: - The type of LEDs is chosen and the design of the board is ready (only in Gerber format, in the attachment). The person should use this to re-create the schematic drawing, BOM, placement file for assembly. There is no need for a new design from scratch, unless an obvious error is spotted. - It includes LEDs that does not appear in the stock of the intended supplier (i.e., JLCPCB). I need step-by-step assistance in handling this issue (how to order for them ...

More details: Is this project for business or personal use? Personal What information should successful freelancers include in their application? Experience How soon do you need your project completed? ASAP

I have uploaded the local SQL Database to an Azure SQL Database using a *.bacpac file and restored the database. I have added the correct secrets to an Azure Key Vault. Everything works on my local machine. From Azure the Web App opens as expected and I can view all static pages correctly. I am unable to connect from the Azure Web App to the Azure SQL Database. I keep getting the following error .......[03:29:46 ERR] An exception occurred while iterating over the results of a query for context type ''. .......: The ConnectionString property has not been initialized. I understand its a connection string issue and maybe also a firewall rule issue. I require a genius to just talk me through these issues so i can successfully