자동화 라인에서 설비간 Interface(MES)를 위해 Http Client 구축합니다. 통신 데이터는 JSON format의 RESTful 설계가 되어야 하며 가능한 C++로 구현하기 원합니다. 응용 프로그램에서 사용할 수 있도록 라이브러리화 해서 지원할 수 있으면 좋겠습니다. 작업량이 절대 많지 않고 복잡하지 않으나 처음 접하는 건이라 개념적으로 어려워 어려움을 겪고 있습니다.
간단한 레이아웃과 스케줄 프레임워크(syncfusion)에 json 연동하는 페이지만 있는 비교적 간단한 작업입니다.
# 2013년6월 ~ 2013년12월 : 고양시 상수도 블록시스템 - 고객사 : 고양시청 - 근무사 : (주)제이앤씨시스템 계약직 - 사용기술 : Java, Spring, Oracle, ibatis, amchart, eazy-ui # 2014년1월 ~ 2014년3월 : 고양시 상수조 블록시스템 GIS적용 - 고객사 : 고양시청 - 근무사 : (주)제이앤씨시스템 계약직 - 사용기술 : Java, Spring, Oracle, iBatis, O2Map, OpenGIS # 2014년4월 ~ 2014년11월 : 주유소 누유관리 모니터링 시스템 - 고객사 : (주)에스티모빅 - 근무사 : 프리랜서 - 사용기술 : Java, Spring, MySql, MyBatis, jqgrid, bootstrap, daum map API, plot-chart # 2014년12월 ~ 2015년2월 : 생산관리 ERP설계 - 고객사 : (주)금강이엠씨 - 근무사 : 프리랜서 - 사용기술 : mockup UI tool # 2015년3월 ~ 2014년4월 : 블루투스 BLE 비콘통신 Android 개발 - 고객사 : (주) 바이트시스템 - 근무사 : 프리랜서 - 사용기술 : Android (블루투스 BLE 비콘통신, 서버 소켓통신) # 2015년7월 ~ 2014년8월 : 임베디드 리눅스장비 웹관리 프로그램 - 고객사 : (주)제이앤씨시스템 - 근무사 : (주)제이앤씨시스템 계약직 - 사용기술...
php, mysql, word press, bootstrap, jquery , ajax, html5 (모바일웹, 앱) 기술 우대
As part of my school project, I am looking to establish a secure VPN to protect my MySQL files. This project will involve setting up a basic level of security VPN on a Windows operating system. Key Project Requirements: - Development of a basic level security VPN. - The VPN should support a Windows operating system. - The final solution should allow for accessing the MySQL files from different locations. An ideal freelancer for this job would have: - Strong knowledge on VPN setup and maintenance. - Extensive experience working with Windows. - Background in MySQL file management. Looking forward to receiving your bids and discussing further on this important project. I need a working VPN service with a working demo due Thursday (Our presentations). I also need a...
Build an ISO for a raspberry pi (with cellular notecard) to scan for unique cell phones in a specific range and log the unique phone ID and timestamps/ping (distance) from the raspberry pi and store in mysql database using cellular adapter.
I'm in need of a proficient expert who can assist me with running queries on DuckDB using data originating from Amazon S3. This task primarily involves: - Interacting with semi-structured data such as XML and JSON - Processing a substantial data volume ranging from 1GB to 1TB The ideal freelancer should have the following capabilities: - Deep understanding and experience with DuckDB and Amazon S3 - Strong skills in handling and querying semi-structured data - Experience in managing and processing large volumes of data Please note: it's critical that the freelancer have experience with managing these sorts of tasks previously and has a solid understanding of large volume data manipulation.
...backend developer who can build a robust REST API. The ideal candidate should be proficient in MySQL, and have experience in user authentication, data retrieval, and data modification. Key Requirements: - Develop User Authentication: The API should include secure user authentication functionality. - Implement Data Retrieval: The API must be able to retrieve data from MySQL database as needed. - Data Modification Capability: The API should also support updating and deleting data in the database. Additional Needs: - Third-Party Integrations: The API will need to integrate with a payment processing system and also be able to send WhatsApp messages. If you have a strong background in Node.js, MySQL, and building REST APIs, I'd like to hear from you. Please incl...
i got my code pine script i need some when to add messge to the code and ill link it to webhook to send the signals Json signals fit to Cornix bot i need it asap in hours thanks
...to improve and update our existing Django-based website. The project involves: Menu Bar: Update and ensure consistency with multilingual support (Swedish, Danish, English). Contact Form: Implement validation, translations, CAPTCHA, and backend management. Multilanguage Support: Set up inputs for Swedish, Danish, and English without auto-translation. Articles and Blogs: Improve layout, image handling, and formatting consistency. Search Function: Enhance search to include titles and body text. Main Picture: Add functionality to change the main picture with size guidelines. Home and About Pages: Ensure consistent formatting and editable content. DNS and Email Setup: Correct domain pointers and enable email functionality on server. Proven experience with Django web developmen...
I need a talented full-stack developer with experience in PHP and MySQL. You'll be designing and creating a platform that supports 360-degree videos, similar to YouTube. Deployment in the cloud will also be required. Key Responsibilities: - Develop the front-end and back-end of the platform. - Design the platform's layout (the design concept is yet to be decided). - Enable 360-degree video support. - Implement features for video uploading, sharing, and rating. - Enable user account and profile creation. - Include a commenting system. Ideal Skills and Experience: - Proficient in PHP and MySQL. - Experience with cloud-based deployment. - Good understanding of user-friendly design concepts. - Familiar with user account management systems. - Experience in developing v...
I'm in search of a skilled Python PHP developer with experience in backend development. If you have a good grasp of Python and backend systems, this project is for you. Essential skills and experience: - Proficiency in Python PHP - Proficiency in Firebase MySQL - Experience in developing real-time features like live chat and notifications Ideal candidates will have: - Strong communication skills - Experience in developing and maintaining a reliable backend system - A keen eye for detail and the ability to troubleshoot and solve problems quickly If you think you're a good fit for this project, please get in touch. I'm excited to see what you can bring to the table.
...helm on this project. Here are a few pertinent details: - Expertise: As I too am knowledgeable in web development, I'm looking for someone who can not only develop a website from scratch but also brainstorm and come up with innovative ideas to make the website more engaging and user-friendly. - Flexibility: I didn't specify a preference for a specific framework, so whether you are skilled in Django, ReactJs, or AngularJS, you're welcome to apply. This means you have a certain amount of freedom to choose the tools you'd like to work with. - Scope: The end-goal is to create a user-friendly informational website. It needs to be intuitive, easy to navigate, and visually appealing. The primary function of the website will be to provide general information to the...
I'm looking for someone proficient in Python to convert a PDF specified values file into a JSON object format. 1 PDF and 2 excel.
...seeking a skilled PHP developer to assist with a project that involves fixing a PHP file and combining a Php ,MySQL database. The main tasks for this project include: - Resolving a database connection issue in the PHP file. - Combining the MySQL database in the backend of the PHP file. Your role will be crucial in ensuring that the database is correctly integrated into the PHP file and that the database connection is stable and error-free. The PHP file should be able to successfully communicate with the MySQL database once the project is complete. Ideal candidates for this project should have: - need to change php file and combine database. - Proficient experience in PHP and MySQL. - Demonstrated experience in resolving database connection issues. - Excel...
We are in the final stage of migrating an existing Django Project to a new machine in a docker compose stack. The database is already moved over. We are stuck with python dependency issues. You need to have good knowledge in - Django and Python3 - Docker, especially Compose stacks - Postgresql You will be working with a system admin who is in the middle of the migration and take over the dependency part, tmate will be used to work together. If you have read this, please add "HDJX34K" to your bid or it will be considered spam, ignored and removed. Your job: - docker compose build - have a look at the python dependency issues - try to resolve them and rebuild. - eventually adjust Django's accordingly. We want this work done now, and you must be able to star...
...and user experience. - Maintain high standards of code quality and push for continuous improvement. **What You Need:** - BS/MS in Computer Science, Engineering, or related field. - 2-3 years of full-stack development experience, with significant focus on mobile apps. - Strong proficiency in Flutter or similar, front-end technologies (HTML5, CSS3, JavaScript), and backend development (Node.js, Django). - Experience with databases (SQL & NoSQL), cloud services (AWS, Google Cloud, Azure), and versioning tools like Git. **Why Join Us?** - Flexible working hours and a chance to work in a dynamic, fast-paced environment. - Continuous learning and professional development opportunities. ? **Apply Now!** Send your resume, a cover letter, and work samples/portfolio demonstrating ...
Hello, I'd like to correct an error I have on our Python/Django website hosted on PythonAnywhere. Here are the logs: If you think you can fix this bug, please contact me via Freelancer.
I am excited to apply for the part-time Software Developer position. ...contribute effectively to your projects. Technical Skills and Expertise Front-end Development: Skilled in HTML, CSS, and JavaScript, with experience in and Tailwind CSS. I focus on creating responsive and visually appealing user interfaces. Back-end Development: Proficient in Python and Node.js, with a track record of building robust APIs and microservices. Database Management: Experienced with MySQL and MongoDB, capable of designing efficient database schemas and performing queries. Full-Stack Development: Able to integrate front-end and back-end systems seamlessly, handling state management, authentication, and real-time data. UI/UX Design: Knowledgeable in using Shadcn and other tools to enhance user experie...
...need of a competent Python Django developer who can handle complex backend development and database integration tasks and run code as offline. Key Responsibilities: Develop, test, and maintain robust, scalable, high-quality software solutions. Design and implement new features and functionality. Write clean, maintainable, and efficient code. Develop RESTful APIs to support front-end functionality. Integrate user-facing elements developed by front-end developers with server-side logic. - In-depth understanding and experience of backend operations using Python Django. - Managing and integration of the database with the application. - Maintenance and improvement of existing codebase for optimal functionality. Desirable Skills: - Proven experience in Python Django ...
Our project aims to enhance the Django website running on Ubuntu by addressing several key issues. We will streamline Google registration, fix email registration to avoid redundant data requests, and update the logo. We'll verify email confirmation, resolve logout errors, and ensure the machine names display fully. We'll adjust font sizes, reorganize dashboard boxes, correct console errors, and fix icon colors. Additionally, we'll refine machine information display, adjust button states, and update dropdown menu functionality. Finally, we'll correct API settings visibility and fix data display issues on the profile page and other sections.
...Features: - User authentication - Push notifications - Payment integration - Job posting and Employee Profile creation - In-app chat and Whatsapp integration - Bookmarking and job/profile sharing functionalities - Premium membership that enables additional contact features - MySQL database schema design - Integrated Google Admob Advertisement Backend Work: - You'll develop a RESTful API with PHP+MySQL to support app functionalities. The ideal candidate will have significant experience in Flutter Development, PHP, and MySQL, coupled with a strong understanding of RESTful API design and integration. Please bid if you're capable of delivering high-quality, efficient code and can prove past experience in developing similar applications. Your ability to me...
I'm seeking a skilled individual who can help me implement an IoT solution within a month timeframe. Key Aspect...MQTT (Message Queuing Telemetry Transport) and how to use it to integrate various IoT devices. - Data Collection & Analytics: Proficiency in handling data streams from these devices, ensuring seamless collection, storage, and basic analytics. - User Interface & Experience: Creating a clear, intuitive UI to monitor and interact with the IoT data is essential. Ideal Skills: - Proficient in Java, MySQL, and Tomcat - Experience with MQTT and IoT SCADA is a plus - Strong background in designing user-friendly interfaces - Able to deliver quality work within a tight timeframe Go through the PDF file attached to understand the flow . For Gateway and Sensors Deta...
I'm looking for a skilled AI, Flutter, and Django, python, developer to work on a project with the following key aspects: - AI Integration: The primary focus will be on implementing machine learning technology in the application. You should have a solid understanding of AI principles and how they can be leveraged in a mobile application, in this case using Flutter. - Cross Platform Development: The Flutter application will be targeted for both Android and iOS platforms. You should have experience in developing cross-platform applications and understand the nuances of each platform. - Django for CMS: The Django framework will be used to create a robust Content Management System (CMS) for the project. You should be proficient in Django and have exper...
...inventory management app using Google AppSheet and MySQL. The app will cater to a user base of less than 50, but it needs to be designed and optimized for scalable growth. It should be intuitive, easy to use, and have a professional interface. Key features that need to be incorporated into the app include: - Real-time inventory tracking - Sales and purchase order management - Product barcode scanning As the app will be handling crucial data for my business, security and reliability are of utmost importance. The developer should have experience in creating and integrating secure databases, as well as a track record of building robust, scalable applications. The successful freelancer should have: - Proficiency in Google AppSheet and MySQL - Experience in developing inve...
...operativos estándar. Formación y Capacitación: Capacitar a los usuarios finales y al personal técnico sobre cómo usar y administrar Odoo. Cualificaciones: Educación: Licenciatura en Informática, Ingeniería de Sistemas o campo relacionado. Experiencia: Mínimo de 5 años de experiencia en desarrollo con Odoo. Conocimientos Técnicos: Profundo conocimiento de Python y frameworks web (ej. Flask, Django). Experiencia con bases de datos PostgreSQL. Conocimiento de tecnologías front-end (HTML, CSS, JavaScript). Certificaciones (Deseable): Certificación en Odoo (por ejemplo, Odoo Certified Developer). Habilidades: Excelentes habilidades de comunicación y capacidad para trabajar en e...
...an admin dashboard for an e-commerce site. This will involve managing callback values for various e-commerce events such as sales, cancellations, and renewals. These values need to be stored in a MySQL database. Additionally, email notifications need to be sent to both the admin and users, triggered by specific e-commerce events. Key Requirements: - Develop an admin dashboard for managing callback values - Utilize a MySQL database for storing the callback values - Implement a system for automated email notifications upon e-commerce event triggers Skills & Experience: - Strong proficiency in MySQL - Extensive experience in e-commerce site development - Proficient in creating admin dashboards - Skilled in implementing automated email notification systems - Abil...
Hello, look for an expert programmer to import data from a json, there is a lot of data that includes various data, image, title, categories, tags, etc. and some go in custom fields. I want to take the images from a folder within my own server or use them in that same folder. Please read the description carefully and tell me price and time.
Hola, busco un progrador experto para imporyar datos de un json, son muchos datos que incluye varioa datos, imagen, titulo, categorias, etiquetas etc y alguno van en campos personalizados. Las imagenes la deseo sacar de una carpeta dentro de mi propio servidor o utilizarla en ese misma carpeta. Por favor leer bien la descdripcion y decirme precio y tiempo.
I am in need of an experienced Django developer to debug and troubleshoot issues within my existing Django project. Specifically, I have been encountering issues with the nginx server. Key Responsibilities: - Debug and troubleshoot existing Django project - Resolve issues related to the nginx server Ideal Skills and Experience: - Proficient in Django web framework - Expertise in troubleshooting and debugging Django projects - Experience with nginx configuration and troubleshooting - Strong understanding of database models, views, and templates in Django - Ability to efficiently integrate third-party libraries if necessary Please note that this project is primarily focused on fixing issues within an existing project rather than creating new featu...
i have one php script which used to load in a few seconds now takes 4 minutes not sure why it suddenly lags need optimised - the mysql query hittin some bottleneck somewhere by looks of it
Hi there. I'm running XCode 15.3 and I need a few pages done with simple, clean storyboards and View Controllers. I use Alamo Fire and Swift, so if you could use that to pull my data via my API links and display it in several pages that would be great. Categories > Collections > Items > Item Details You select one and it shows a list - Item Details is one record from a MySQL db I need each selected item to be a variable in the code of the ViewController so if I use the print function, I can see it at the bottom of XCode. I'll give you the 3 or 4 API webservice links. I can give you a super simple app to put it in too...
I want to create a nutritional analysis software that helps manufacturing companies, restaurants, or other food service businesses manage nutritional information. The software should allow users to input an ingredient from a database, customize data, and quickly break down its nutritional values. Example of tools and technologies needed: Programming Languages: - Backend: Python (Django, Flask), Node.js (). - Frontend: JavaScript (React, Vue.js, Angular) Testing: - Selenium, Jest Version Control: - Git (GitHub, GitLab, Bitbucket)
I'm seeking a talented Python Django developer to work on my project. Skills and Experience: - Proficiency in Python and Django framework
...The ecommerce is up and running and fully operational and we need a FULL STACK developer that can code in ALL AREAS of the webapp. - Frontend: React (JavaScript) - Backend: Node.js - Services: Python - Database: MySQL RESPONSIBILITIES: - Integration of new B2B APIs - New payment gateway integration - - Implementation of bug fixes and performance improvements. - Regular software updates and security patches. - Feature additions and enhancements. Skills and Experience: - Proven experience in maintaining e-commerce solutions. - Proficiency in React, Node.js, Python, and MySQL. - Strong problem-solving skills. - Excellent understanding of software best practices and design patterns. - Ability to work independently and meet deadlines. - .NET and are a plus but not a requir...
We need an experienced Magento developer to assist with updating third-party extensions when conflicts arise due to newer php/mysql versions. Timeline: Start on the first project on 20th May using remote desktop tools like UltraViewer or AnyDesk for real-time collaboration. Bidders must be highly proficient in Magento 2.4x.
I need a desktop application that can carefully monitor a MySQL database on my Windows system. The app should be able to perform the following functions: - **Monitoring MySQL Database**: The application should constantly monitor my MySQL database and detect when a new record is created. - **WYSIWYG Template Management**: There should be a feature that allows me to manage various WYSIWYG templates. These templates would be used to generate dynamic PDFs based on the new records in the database. - **PDF Generation**: Upon detecting a new record, the application should automatically generate a PDF based on a selected WYSIWYG template. Naming convention based on filed in processing record. Option Password added to pdf. I would like the application to be user-friendl...
I'm currently in search of a seasoned Django developer to assist me in integrating our project with Stripe's API. This is a crucial element of our application, and I'm looking for someone with a proven track record in this specific area. Key Responsibilities: - Develop a seamless, secure and efficient integration with Stripe's API - Ensure the integration is scalable and can handle a growing user base - Regularly test and monitor the integration to ensure its reliability and performance Skills and Experience: - Extensive experience working with Django, particularly on API integrations - Proven expertise in integrating applications with third-party APIs, with a particular focus on Stripe being highly desirable - Strong understanding of security protocols...
We are in the middle of migrating Django to a new server. - Both servers run Ubuntu 20.04, postgres 12, python2.7 - The Django Project is already transferred over - Nginx has been configured - Postgresql has been setup Our struggle is to get the actual application up and running again. Your job will be to: - help to perform a clean export of the postgres database on old server - help to import the postgres database on the new server - ensure the Django application is coming back up smoothly The work will be done using shared tmate ssh sessions.
We are in search of a skilled software integrator to help me integrate my personal deployment system with a...and attention to detail Details - Upload Excel file containing Expediente Codes - Use automation and OpenCV to solve Captcha and download files - Upload files to s3 bucket - Integration with existing system - use google to authenticate to the system (maybe change to office 365) Requirements: - REMOTE SERVER: Existing server - Access to S3 Bucket - Access to chatgpt api - Access mysql aws instance We need access to final git repository Project Completion: 2 weeks This project is an exciting opportunity to work on a cutting-edge software integration and development. If you have the right skills and enjoy a challenging, innovative project, I'd love to...
I am looking for a proficient full stack developer to help with a personal project. Using NodeJs and NextJs with MYSQL DB, your skills will include: - Expertise in utilizing NodeJs and NextJs - Develop a user-friendly platform - The ability to brainstorm and bring creative digital solutions - Strong problem-solving skills - Understand project requirements and deliver high-quality work - Should be proficient in using Github with AWS and coordinate with infra team member for coordinated push - Understands and knows the importance of proactive communication Expectations: - Your primary responsibility will be to design and develop the application, and to coordinate with the rest of the team working on different layers of the project. - Daily commitment for a minimum of 4 hours f...
I have two websites that need to be merged with a main focus on consolidating information. The current websites are different in design and themes, and I'm looking for a professional who can successfully merge them into a cohesive, user-friendly site. Key requirements: - Cons...seamlessly Please let me know your experience with similar projects and your approach to this particular task. Your input on the best ways to consolidate the information and prioritize content is highly appreciated. Website language is: - Linux AMI > OS - PHP > web and back-end - NodeJS > ICS - > ICS & Warehouse App - Ionic v1 > Warehouse App - Apache > web server - Database: MySQL Aurora - AWS hosted, leveraging EC2, RDS and S3 - Front-end is custom framework mix of ...
Estimado/a Desarrollador/a Front-end, Estamos en la fase final del desarrollo de la aplicación ERP facturación e inventarios , que cuenta con un sólido backend desarrollado en Django y un front base utilizando templates y bootstrap en el mismo framework. Ahora, buscamos un experto en desarrollo front-end (Primordial que sea de habla hispana) que pueda colaborar con nosotros en el desarrollo de la interfaz de usuario, el desarrollador tendría autonomía en las plataformas de desarrollo siempre y cuando sean escalables y de vanguardia. Descripción del trabajo: Como Desarrollador Front-end freelance, su principal responsabilidad será el desarrollo de la interfaz de usuario de aproximadamente 10 pantallas (ver adjunto) de la aplicaci&oa...
...several years old. For example Node JS 7.10.0 and MySQL 5.7.0. Everything needs to be updated to highest stable version that offers support and packages. For Node.Js that will likely be version 18 or 20 Moreover, this project offers an excellent opportunity for more development. **QUOTE: UPGRADE** -Please provide a quote for upgrade of website, iOS & Android apps, and admin panel. -The Framework described below. -Specify team size and roles. -Time frame for completion. **PLATFORM FRAMEWORK & DETAILS** Framework: React, Node, Express, React Native Frontend: React (website), Node + Express (APIs on server), React Native (mobile apps on iOS & Android), Bootstrap (making UI web responsive) Backend: Node.js (latest version), Express, MySQL Deployment:...
I urgently need a skilled professional to set up a E-commerce website on AWS. Website is already hosted in AWS instance but due to some error website is stop, We need to start website Tools : php Mysql
I require an experienced Web Developer to undertake a project we have. The website we need is a comparison website for Coach hire. This will entail a booking system where Coach companies (Operators) will bid/tender for work etc. Below are the features. User Reg...System: • Users can rate and review operators. • Reviews influence operator rankings. Admin Dashboard: • Admins manage users, operators, bookings, memberships, and more. • Monitor platform activities and resolve disputes. This kind of platform requires a combination of front-end technologies (HTML, CSS, JavaScript), back-end technologies (server frameworks like Node.js/Express or Django, databases like MySQL or MongoDB), and potentially third-party APIs for features like payment processing...
...professional standards • Good conversational Technical English • Touch typing (we do live meeting notes) • Python OO coding experience would be good Your Technical Knowledge and experience • VBA sufficient so that you can develop (or source and enhance) • Create a professional app/plugin • Create coding standards including trialling GITHUB integration • Laying out elegant formatting of the sheet • JSON data access library (including CRUD, parse/stream, search etc etc) • “Areas” library to create formated spaces within Excel Sheets (formating, inserting buttons, Create/Delete/InsertRows, elegant location naming systems) • Execute/Recalc tools (e.g. when the sheet is not busy it may ping a URL every 60 seconds) • ...
Looking for a reliable Laravel developer full time with knowledge of HTML based frontend based on Bootsrap CSS, and knowledge of Javascript JQuery is also must. Aim to enhance an existing PHP/Laravel code ba...comments, file names, package management, branching, deployment using GIT. - FULL knowledge about Latest Laravel framework, for example Composer Packages, Blade Templates, Laravel MIX, Laravel Middleware, etc. etc. - Integrate a payment gateway for secure transactions - Work on integrating JSON APIs, a payment gateway, and social media logins Ideal Skills: - Proficiency in Laravel development - Proven experience with API integrations, particularly payment gateways and social media logins - Knowledge of JWT (JSON Web Tokens) - Previous work on clean, modern layout desi...
I am currently in need of an experienced Django developer to assist me in deploying my Django web application on a VPS hosting provider. To bid on this project, you should: - Have intermediate to advanced level experience with Django and its related technologies. - Be proficient in MySQL, as this is the specific database system that my Django application is built with. - Understand VPS hosting thoroughly. Your role will be to guide me through the deployment process, ensuring that the application runs smoothly and functions as expected on the VPS host. Please show proof of similar projects handled in the past. Your time commitment should be immediate and full-time until completion of deployment. Your proposal should include a plan of action detailing ...
...primary goal is to automate data entry processes. The current application contains manual data entry. I am attaching a screenshot of how it is entered manually and a picture of the paper from which it is typed. OCR should be done automatically. We can take pictures with a mobile phone in a few seconds so that everything is finished. The application is in spring boot and angular. The database is mysql. Functionality for Taking Photos Using HTML5 and JavaScript, you can use an input element with the type file and the attribute accept="image/*" to allow users to take pictures of documents directly from the browser on a mobile device. Uploading the Image to the Server When a user takes a picture and clicks the save button, the image is sent to the backend server via an ...
