Upload image api web site일자리

We are seeking a skilled developer or automation expert to replicate the automation process demonstrated in this video: The goal is to design and implement an AI agent capable of producing high-quality faceless YouTube videos with a no-code or minimal-code workflow. The system should integrate API connectivity between tools like: DeepSeekAI: Content creation and script generation ElevenLabs: AI voice synthesis for audio OpenAI: Scriptwriting and content suggestions Flux: Workflow automation Google Cloud: Video processing and storage Deliverables: A fully automated workflow for generating YouTube-ready faceless videos. The ability to customize inputs such as topics, styles, and target audiences. Documentation for managing and scaling the automation

...34": { "upload": 1024, "download": 2048 }, "": { "upload": 512, "download": 1024 } }, "chrome": { "": { "upload": 2048, "download": 4096 } }, "ssh": { "": { "upload": 256, "download": 512 } } } } } And I would also like an option for Influx Line Protocol: traffic_stats,process=firefox,ip= upload=1024,download=2048 1611859934000000000 traffic_stats,process=firefox,ip= upload=512,download=1024 1611859934000000000 traffic_stats,process=chrome,i...

...Telegram file uploader bot with advanced features that allow the admin to upload single or multiple files and generate unique download links for users to access these files. Below are the detailed features and requirements: Core Features: 1. File Uploading: Single-file upload. Batch upload (multiple files at once). 2. Download Link Generation: The bot should generate unique download links for each uploaded file or batch. Links should allow users to download the files directly via Telegram. 3. File Management: The admin should have the ability to add files to an already uploaded batch. Admin should be able to modify or delete files and batches. 4. Admin Panel: Accessible via Telegram commands or a simple web interface. Admin should be able t...

I am looking for a freelancer who can create an engaging E-commerce site for me. The primary goal of this project is to increase traffic to this site through effective SEO and content marketing strategies. Key Requirements: - Proven experience in E-commerce site development - Strong SEO skills - Expertise in content marketing - Understanding of web page creation Your primary task will be: - Designing and developing a user-friendly, responsive E-commerce site. - Implementing effective SEO strategies to boost site visibility and traffic. - Executing a comprehensive content marketing plan to attract potential customers. Please provide examples of your past work in E-commerce site creation and SEO marketing.

I'm seeking a skilled web developer to create a comprehensive tutoring platform connecting students and tutors. Key Features: - User Registration: The platform should support user authentication and profiles for different account types such as Admin, tutors, students, and communities. - Interactive Communication: During sessions, users should be able to interact via Video calls, Text chat, and Audio calls. Integration with Zoom API is necessary for this functionality. Additional Requirements for User Profiles: - Social Media Integration: Enable social media login for easy registration and login. - Customizable Profiles: Allow users to personalize their profiles. - Verification Badges: Implement a system of verification badges to enhance trust and credibility on the pl...

I'm looking for a skilled developer who can integrate the Square API with a Google Sheets dashboard to display real-time sales data. Key deliverables: - Pull sales data from the Square API - Update the Google Sheets dashboard in real-time - Track specific metrics: Total sales amount and Number of transactions Ideal candidates should have: - Experience with API integrations - Proficiency in Google Sheets - Understanding of sales metrics - Ability to ensure real-time data updating.

I'm looking for an experienced mobile app developer to create a POS (Point of Sale) application specifically for Android. The application will need to integrate directly with the Stripe payment terminal using their API. Key Features: - A fully functional POS system: The app will need to manage sales transactions effectively. Ideal Skills: - Proficiency in Android app development - Experience with creating POS mobile applications - Knowledge of Stripe's API and payment systems - Strong understanding of inventory management, sales reporting, and employee management features, even though these are not required in this project. I'm seeking a professional who can deliver a high-quality, reliable application. Please provide examples of similar projects you'...

My WordPress website requires regular upkeep, alongside ensuring its security and providing technical support. In addition, I need my Google Ads campaign managed to guarantee a consistent influx of clients. Key Responsibilities: - Implement necessary security updates - Provide technical support as needed - Manage and optimize Google Ads campaign Ideal Skills: - Proficiency in WordPress - Experience with Google Ads - Strong IT and technical support skills - Knowledge of website security measures - Content creation and editing skills

I'm looking for a developer to fix my frontend and take a look at the backend. The backend is all completed but just to make sure its all good and bug free. The website will deal with money and crypto coming in and out. The crypto will be deposited and withdrawn through a 3rd party API we just connect it. Users will be able to deposit and withdraw, play house games, chat etc.

...IPs when they log in to our site. If their IP is from a country on our blacklist, we want to automatically redirect their traffic through a proxy or a similar solution that changes their IP to one from whitelisted regions like South Africa, Colombia, Finland, or others. Basically, we need a way to make sure all traffic from blacklisted countries goes through trusted IPs. We’re open to your suggestions on how to best handle this. I'm looking for a professional who can assist me in setting up a proxy solution to redirect traffic. The main purpose of this project is to bypass certain restrictions. We previously hired a developer who built the proxy functionality using the GuzzleHttp module in Laravel/PHP. This implementation acts as a virtual environment for a web...

I'm seeking an experienced programmer for a project focused on developing a trading bot. The bot is intended to automate tasks via an API. Therefore, expertise in: - Software development - Web development - Creating and working with APIs is crucial. The ideal candidate should have a solid background in programming with a keen understanding of trading systems. Previous experiences in creating trading bots will be highly regarded. Please include examples of your work in your bid.

...marketplaces where customers can sell the product as a logo,you can refer the logic from “nexdeal.com. The customer needs to go the relevant product name if they click on the logo of that this marketplace logo we wants to add manual links and when the customer clicks on that they need to see the product on that marketplace. Include a profit margin calculator (basic math without API integration) (This feature needs to under of our website.) You can refer “” Calculate tax (default 15% but customizable per category). Include shipping, product cost, and profit margin. (Tool needs to be like customer should choose relevant marketplace which they want to sell and calculate profit margin. 5. Category Pages Organized

...talented freelancer or team to develop a web platform and mobile applications (iOS and Android) for wellness, fitness, and personalized health solutions, inspired by platforms like Yazen. The goal is to deliver a seamless, engaging, and highly personalized experience for users, accessible via desktop, tablet, and smartphones. Required Features for the Mobile Apps: 1. User-Friendly Interface: • Intuitive and responsive design optimized for mobile users. • Consistent branding across the app and web platform. 2. Personalized User Dashboard: • Profile creation with personal health goals and preferences. • Progress tracking (e.g., workouts, nutrition plans, meditation sessions). 3. Cross-Platform Sync: • Real-time synchronization between the ...

I'm seeking a skilled JS/TypeScript developer with ...specifically using Jest or Tape. The primary goal of this project is to enhance the reliability of my codebase through comprehensive unit testing. Key Responsibilities: - Conduct unit testing on core functions, API interactions, and User Interface components - Utilize Jest or Tape for all testing procedures - Identify and rectify bugs, ensuring optimal performance of all features Ideal Skills: - Proficiency in JavaScript and TypeScript - Extensive experience with unit testing frameworks, specifically Jest and Tape - Strong debugging skills - Familiarity with testing core functions, API interactions, and UI components We are testing our system prior to production release, used to create a project specific database, ...

Projekt zakłada stworzenie małej prostej strony działającej w sieci lokalnej z kilkoma polami do wypełniania które po wysłaniu zakładając odpowiedniego klienta, urządzenie i ticket w ITflow hostowany u Siebie.

I'm looking for a specialist who can create and manage Instagram accounts powered by AI. The primary function of these accounts will be automated posting of images that are generated by the AI itself. Key Responsibilit...function of these accounts will be automated posting of images that are generated by the AI itself. Key Responsibilities: - Creating multiple Instagram accounts. - Implementing AI systems that can generate images for posting. - Scheduling and automating the posting process. Ideal candidates should have: - Extensive experience with Instagram and social media automation. - Strong understanding of AI image generation tools. - Proven track record of managing successful, engaging Instagram accounts. Please include examples of similar projects you've complet...

...PumpFun Advanced API (if available). Parse and store information on coins that have migrated to new contracts. Analyze historical data to identify patterns associated with high-profit opportunities. Save parsed data into a structured database for efficient querying and analysis. 2. Filters and Blacklist Mechanisms Filters: Implement configurable filters to allow or exclude tokens based on: Market cap thresholds. Volume patterns. Migration history. Blacklist of Coins: Maintain a list of tokens that should not be interacted with. Developer Blacklist: Add functionality to flag and exclude tokens created by developers associated with previous rug pulls. Store flagged developer information in the configuration file for easy updates. 3. Integration with TweetScout API Use the Tw...

I need a skilled developer to embed several YouTube videos into OBS (Open Broadcaster Software) for me. The requirements are as follows: - Layout: The videos should be displayed in a single video view. - Navigation: I want to be able to switch between the videos using bu...videos into OBS (Open Broadcaster Software) for me. The requirements are as follows: - Layout: The videos should be displayed in a single video view. - Navigation: I want to be able to switch between the videos using buttons for next/previous videos. - Customization: The system should allow me to select which video plays in the stream. Ideal candidates should have experience with OBS and YouTube API, and a good understanding of video streaming. A portfolio demonstrating previous similar work would be highly adv...

I'm looking for a skilled web developer to help me convert my old website entirely into Oxygen Builder. Currently, the site is running WP Bakery on top of Oxygen Builder, which is functional but not ideal. I have both a live site and a development site available for this task. Key project goals: - Complete conversion to Oxygen Builder to simplify site maintenance. - Update the site’s design, particularly the layout structure. Ideal skills for this project: - Proficiency in Oxygen Builder and WordPress. - Strong web design skills, particularly with layout structures. - Experience with site maintenance simplification. Please note, while I want to update the layout structure, the project's primary goal is to maintain the cu...

I am looking for an experienced Webflow developer to create a modern e-commerce website. The site must include the following essential features: - A comprehensive product catalog - An intuitive shopping cart - A section for customer reviews The ideal freelancer for this project should have a strong background in developing e-commerce sites on Webflow and should provide a portfolio that showcases modern design aesthetics. Attention to detail and a commitment to delivering a high-quality, user-friendly site are essential. Please share your expertise with Webflow along with only 2-3 of the best websites you have created using the platform. Avoid sending a long list; I am only interested in your top work. Thank you!

Collective API data from Alphavantage

I'm looking for a professional content writer to replace the demo and dummy content on my WordPress website, built with Elementor, with polished, business-oriented text. This will involve approximately 20 pages. Key Requirements: - Proven experience in professional content writing, particularly for B2B (business-to-business) websites. - Familiarity wi...Requirements: - Proven experience in professional content writing, particularly for B2B (business-to-business) websites. - Familiarity with WordPress and Elementor is a plus. - Ability to understand and write for a professional audience. Your role will be to ensure that the content is not only well-written and engaging, but also appropriate for a business-focused target audience. The tone across the site should be consistentl...

Project Proposal: Web Development, Back Office, and CRM System Objective: production of the Web, back office and CRM booking system. Centralize and increase streamlines sales, customer relationship management, online bookings and operational processes. Is a B2B and B2C, In and Outbound sales of golf travel packages, with integrated AI capabilities and robust back-office support. Key Features and Functionalities 1. Customer Workflow Automation • Request Handling: o Customer requests can be initiated via web, email, or (online) phone. o Information is collected through generic or advanced forms based on customer preferences. o The system dynamically applies hotel, flight, transport, and golf conditions based on uploaded seasonal contracts. • Trigger Point...

I'm working on a web-based e-commerce application, and I need a skilled coder proficient in Java, and ideally Python, to assist with the project. The scope of work could involve: - Developing key components of the application using Java and Python - Troubleshooting and debugging issues to ensure smooth functionality - Collaborating with the team to implement coding best practices Experience in e-commerce site development and understanding of typical e-commerce features would be advantageous. Skills in coding, problem-solving, and teamwork are crucial for the success of this project.

I'm seeking a seasoned full stack developer with extensive e-commerce experience to help integrate the ONDC API into my e-commerce platform. Key Responsibilities: - Full integration of ONDC API for product catalog management, order processing, and customer account management. - Focus primarily on enhancing the backend server and database. Ideal Candidate: - Proven experience in e-commerce platform development. - Expertise in API integration. - Strong skills in backend server and database management. - Full stack development experience is a must.

add features of the site add features of the site

I'm looking for an expert in convolutional neural networks (CNN) to help me develop a model. The aim is to predict values from medical images. Key Responsibilities: - Create and train a CNN using image data. - Implement different optimizers including Adam and SGD, plus one more. - Help in the understanding and interpretation of the model's predictions. Ideal Skills: - Proficient in Python and deep learning libraries (TensorFlow, Keras, PyTorch). - Experience working with medical images is highly desirable. - Understanding of different optimizers and their applications in training neural networks. Please note that the specific type of medical imaging will be discussed upon hiring.

I'm in need of a thin, minimalist outline drawing of all the barns in the attached picture. This drawing will be used for a logo on my website. Key Requirements: - The drawing should be minimalist in style, capturing the essence of the barns without unnecessary detail. - All barns in...minimalist in style, capturing the essence of the barns without unnecessary detail. - All barns in the picture need to be included in the drawing. - The final product will need to be suitable for use on a website, so it should be clean and easily scalable. Ideal Skills: - Proficiency in graphic design, particularly in creating minimalist designs. - Experience in logo design and understanding of web design requirements. - Ability to convert real-world images into simplified, yet recognizable, ou...

Experienced developer who uses Stable Diffusion to automatically synthesize images saved by users and images on the web Budget: $350 Developer who can communicate with clients using translators Android iOS and web development

I'm in need of a seasoned C#/.NET Full Stack Developer. Although specifics weren't mentioned, I'm open to discussing web application, desktop application, or API development. The ideal candidate would be proficient in: - C# and .NET Framework - Full stack development - API integration and development Experience with SQL Server, MySQL, or NoSQL databases would be beneficial. Please feel free to propose suitable frontend technologies, but proficiency in React, Angular, or Vue would be a plus.

''Please read details carefully before applying'' Experienced WordPress developer to design a responsive website using the BeTheme and BeBuilder. It is entire static website. NOTE: Only apply solo freelancers, agency/company should stay away Key requirements: 1. Complete design using BeBuilder with minimal CSS (no external plugins) =. We will do maximum changes within theme because premium access is available. 2. Ensure responsiveness on all devices. 3. Optimize website for high loading speed (green LCP & ACP). 4. Content will be provided; you’ll update it. 5. Consistent communication and updates throughout the project. 6. Strict deadline: 4-5 days. 7. For Design I have video recording of figma design and old exsisting website Only apply if you can work w...

Project: Automated VFS Global Appointment Booking & Payment Link Retrieval Overview: We need a skilled developer to build a web-based application that automates the VFS Global appointment scheduling process. The application should allow users to securely log in (with username/password), manage multiple passport details for group appointments, and handle all necessary session and CSRF tokens while navigating the VFS Global pages. Once an appointment is successfully booked, the app should extract the payment link and send it to a specified Telegram group or chat via Telegram Bot API. Key Requirements: Secure Login & Session Management Implement a login form within our web application. Handle session cookies, tokens, and any necessary authentication details to...

I'm searching for a reinforcement learning expert who can help with classifying objects in satellite images. The main focus will be on identifying vehicles and buildings within these images. Ideal Skills and Experience: - Expertise in reinforcement learning techniques - Experience with image processing and object detection - Familiarity with handling and analyzing satellite images - Proficient in programming languages such as Python, R, or similar - Previous work on related projects will be highly regarded The objective of this project is to create a system that can effectively and accurately classify objects in satellite images. The primary objects of interest are vehicles and buildings. A successful application of reinforcement learning techniques will be key to this projec...

...• Adding a digital signature (Cryptographic Stamp): • Setting up or integrating signing certificates (Certificate) according to ZATCA specifications. • Applying the appropriate algorithm to generate a digital stamp for each invoice (Digital Signature) and embedding it in the XML file. • Integration with ZATCA servers: • Creating functions/services to send the invoice (XML or JSON) to ZATCA’s API. • Handling the communication protocol (HTTP/REST) & (Request) and attaching the digital signature and authentication elements. • Storing responses (Response) and managing acceptance or rejection, and updating the invoice status accordingly. • Compliance with technical specifications: • Ensuring invoices are split into Simplif...

Project Overview: We are seeking a skilled development team to create a comprehensive SaaS-based web platform that serves as an ecosystem marketplace. The platform will connect individuals with vetted service providers across various industries, facilitating easy access to essential services. Key Requirements: 1. User Interface (UI) and User Experience (UX): - Design an intuitive and visually appealing UI that enhances user engagement. - Ensure a seamless UX that allows users to navigate effortlessly through services. 2. Core Functionalities: - Service Provider Listings: Create a robust directory of service providers, including detailed service offerings, pricing, and contact information. - Quotations and Bidding: Implement a system where users can request quotation...

I'm seeking a professional to create a site plan for residential modular units in Fort Lauderdale. The site plan should specifically detail the layout of the units in a linear row on the site. The ideal freelancer for this project should have extensive experience in urban planning, architecture or related fields. A strong understanding of creating detailed and practical site plans is essential. Key project requirements: - Design a site plan for residential modular units - Layout the units in a linear row - Incorporate all necessary site details Please include examples of relevant past work in your proposal.

...of my payment app on both iOS and Android platforms. Location: Germany, Greece, Romania & Italy Position: UATTester Start Date: Immediate Key Areas of Focus: - Registration Process: Comprehensive testing of the registration process is essential. This includes form validation, user experience, and error handling. - KYC Verification: The app employs several KYC verification methods - document upload, facial recognition, and biometric authentication. Each of these methods needs to be rigorously tested for functionality and user experience. Ideal candidates for this project should have: - Proven experience in mobile app testing - Familiarity with KYC verification processes - Ability to provide detailed feedback on user experience and error handling - Skills in testing form va...

I need an experienced developer to edit/add some basic functionality to my existing calendar and incor... Then this calendar needs to be integrated into a website with various simple options ( like 1 or 2 month display, etc. preferably via API to show on several different websites) Then, if a reservation is made with this calendar, it must be stored via API V2 in the channel manager of To do this, some json data must be read or created, checked and processed via API and webhook, e.g. the availability of the selected date range must be checked and a payment must be made via an existing and functioning application with verification via webhook, etc.... This sounds more difficult than it actually is. It's just mostly handling json data and beds24 API v2 and...

I'm in need of a comprehensive order management specifically designed for food orders and deliveries, utilizing Business WhatsApp Business as the primary communication platform. Key Functionalities: - Viewing Menu - Placing Ord...Processing - Data Management Data Management Features: - Customer Information Storage: A secure system to store customer data for future reference and personalized service. - Order History Tracking: Keeping a record of past orders for each customer. - Sales Analytics: Analyzing sales data to understand trends and make informed business decisions. Ideal Skills: - Proficiency in developing whatsapp API - Experience in creating user-friendly interfaces for order placement and menu viewing on business whatsapp - Ability to implement secure payment proc...

Hi Minakshi, can you create a html css website for me given this image. I uploaded the file faves.pdf. Please make the hover effects too. Thank you!

ChatGPT API Integration and Data Management System We are seeking a skilled developer to create a backend system that integrates OpenAI’s ChatGPT with a database for storing and parsing AI-generated responses. This project requires API integration expertise, database management skills, and the ability to build a scalable and secure solution. Key Responsibilities: • ChatGPT API Integration: Send user inputs to ChatGPT, handle API responses, and implement robust error handling. • Database Management: Store inputs and ChatGPT responses in a database (Firestore) with an efficient schema. • Response Parsing: Extract and structure data from ChatGPT responses for further use. • API Endpoint Development: Build or enhance a REST API...

...effortlessly. The functionality will be similar to the competitor app SnapSell. Your goal is to create a modern, intuitive, and visually appealing design that highlights the core features and provides an exceptional user experience. Requirements: Design an attractive and clear landing page. Create a user-friendly frontend design for the app. Key Features of the App: Simple Uploads: Users can easily upload videos, photos, and PDFs. Instant Monetization: Creators can set prices and earn in real-time from downloads. Secure Transactions: Integrated payment processing for fast and secure payouts. Wide Reach: Shareable download links for platforms like Instagram, Twitter, Telegram, etc. Real-Time Tracking: An intuitive dashboard for monitoring sales and downloads. Global Access: Su...

...both iOS and Android with a key focus on enhancing conversational skills in Arabic. The app should encompass: - Grammar exercises tailored specifically for Arabic - Comprehensive vocabulary building tasks Additionally, to further enrich the conversational practice, the app should incorporate: - Advanced Voice Recognition technology - Instant Translation capabilities - Integration with OpenAI API for dynamic learning experiences The ideal candidate for this project should possess extensive experience in mobile app development, specifically in the education sector. A deep understanding of Arabic language structure would be a significant asset. Prior experience working with Voice Recognition and Translation technology, as well as integrating with AI APIs, will greatly enhance...

Hello I bought and installed this software. https://codecanyon.net...srsltid=AfmBOoofbEUg2B8A0JTGjRLjj0i4i7orWr8-NuWEROdG12nfyPcw3-So But I would need to make some changes to my site if you know how to do it. my site 1. That is to say add in the lotteries and keno settings that we can choose different bets from 1 to 10 dollars in the same lotteries or keno and that we can put the winnings in the tables according to the bets. 2. For keno, the player must be able to choose from 1 to 10 numbers from the grid among the 20 in the draw and be able to choose the different bets and add the multiplier. 3. Add fake players to real players on the home page in the best winners 4 Set up api now payments in my administration the site must be tested before payment. ...

...Key Requirements: - Proficient in React.js and Node.js - Experience with PostgreSQL and MongoDB - Familiarity with Amazon S3 for storage - Knowledge in implementing JWT-based authentication and OpenSSL for encryption MVP Features Core Functionalities 1. User Authentication o Secure login with username and password. o Basic Multi-Factor Authentication (MFA) for admin users. 2. File Management o Upload, view, search, edit, and delete files. o Metadata management (e.g., file name, category, subcategory). 3. Search and Retrieval o Metadata-based search with basic keyword matching. 4. Role-Based Access Control (RBAC) o Manage roles (Admin, Editor, Viewer) to control access to functionalities. 5. Audit Logging o Log user activities and file operations. 6. File Encryption o Encrypt fi...

I'm seeking a Wordpress Plugin Customization and Laravel API expert based in Mohali, Punjab. The ideal candidate should be able to work during US EST timezone hours, have a deep understanding of the CMS architecture, and possess knowledge on security-related plugins. Key Responsibilities: - Customizing Wordpress plugins according to company needs - Working a minimum of 40 hours per week You will be provided a fixed monthly salary. In your application, please focus on your experience, particularly with: - Building custom Wordpress plugins - Modifying existing plugins - Integrating plugins with other tools Skills & Experience Required: - Expertise in Wordpress Plugin Customization - Comprehensive understanding of CMS architecture - Knowledge of security related plugins ...

• Description We need to use the API in open banking. We have a bank account at Revolut, Wise, Barclays and Raiffeisen and need a few simple buttons via API in Winform to: 1. Get all the bank accounts of our account 2. Retrieve the balance of a particular bank account 3. Retrieve the transactions with the start and end date of a specific bank account 4. Send payment (GBP and EUR) to a third party. They all use the Open Banking API and have high similarities; hence, all the providers are grouped together. The APIs are here: • Bidding

...consistent, part-time work. Responsibilities: 1. Google Maps Research (Daily): Research 20–30 businesses daily to identify leads with poorly optimized GMB profiles. Compile research findings into a well-organized Google Sheet. 2. Google Business Profile Setup (When Hired): Create, claim, or verify GMB profiles for my clients. Add accurate details (business name, address, phone, services, hours). Upload high-quality photos (provided by the client or sourced appropriately). Write compelling, keyword-rich business descriptions. Ensure all sections of the GMB profile are complete and professional. Requirements: Experience with Google My Business setup and optimization. Strong research skills, particularly using Google Maps. Knowledge of local SEO best practices. Ability to del...

I'm looking for a fun and upbeat video editor to turn our wedding and honeymoon footage into a memorable video. Looking to upload on YouTube so that we can easily go back and watch our special moments. Key Moments to Highlight: - Ceremony highlights: Capture the joy and love of our big day. - Reception party: The fun, laughter, and celebration with our loved ones. - Honeymoon adventures: Our travels and experiences as a newlywed couple. There's no specific background music I want; you can choose what fits best. I trust your expertise and creativity to make this video as special as the moments it captures. Ideal skills and experience: - Proficient in video editing software - Previous experience with wedding or event footage - Able to create a fun and upbeat video - Good...

I am in need of a professional to create a comprehensive site plan for a new construction residential project. The site plan should encompass a variety of elements, including: - The building layout - Driveways and sidewalks - Utilities layout - Consideration for minor subdivisions In addition to the site plan creation, I require assistance with minor subdivisions as part of this project. Ideal candidates should have experience in residential site planning and minor subdivision design. Skills in zoning analysis and environmental assessment would be advantageous but are not strictly necessary.