Articles and guides from practicing developers. Learn new things, find solutions and implement your ideas.
Learn how to use Python decorators to elegantly extend functionality. We analyze practical examples: logging, caching, measuring execution time and checking access rights. Clear explanations with code examples for beginners and experienced developers.
A detailed guide for beginner developers on creating their first personal project. Learn how to choose an idea, decide on technologies, organize the code, and complete the project. Practical tips for planning, testing, and deploying your first pet project.
Most developers read technical documentation incorrectly, wasting time and missing important details. In this article, you will learn 5 proven strategies for working effectively with documentation: from scanning techniques to active reading. Learn how to quickly find the right information, remember key points, and apply your knowledge in practice.
Learn what refactoring is and how to properly improve existing code. Practical examples in JavaScript and Python, basic techniques, tools and rules for safe refactoring for beginner developers.
A detailed guide to code review for developers. Learn how to effectively review your colleagues' code, give constructive feedback, and avoid common mistakes. Practical tips, checklists, and examples will help you turn code review into a tool for the growth of the entire team.
We study how linters help maintain code quality, automate style checking and find errors before the program is launched. We analyze popular tools (ESLint, Pylint, Stylelint), configuration for Vue.js projects, integration with editors and CI/CD.
Learn how unit tests help you automatically check code, prevent bugs, and save time on debugging. Practical examples in JavaScript, principles of writing tests, AAA pattern and tips for implementing testing in development.
Learn how to create a full-fledged RESTful API in Python using Flask. Detailed guide with code examples: CRUD operations, database operations, validation, error handling and deployment.
The article provides a detailed guide to working with JSON for developers: syntax, JSON.stringify() and JSON.parse() methods, practical usage patterns, performance optimization, security, and solutions to common errors when working with the data exchange format.
Learn how to work with the API in Python using the requests library. The article contains practical examples of GET and POST requests, error handling, working with headers and authentication, and file uploading. A complete guide from basics to advanced techniques for developers.
A complete guide to the REST API for developers. The article covers the basic principles of REST, HTTP methods, API structure, authentication, and best practices. Practical examples in JavaScript and Node.js with step-by-step instructions for creating your own REST API.
A complete guide to MongoDB for developers: learn the basics of NoSQL databases, learn how to work with documents and collections, master queries and data aggregation. Practical examples in JavaScript and Node.js will help you quickly start using MongoDB in your projects.
