Learn how to implement Ristretto, a high-performance concurrent memory caching library for Go applications. Includes code examples comparing database access with and without caching.
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Learn how to implement flash messages in Go web applications using Echo framework and Gorilla Sessions to improve user experience by providing feedback after form submissions and user actions.
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Learn how to implement secure user authentication in Go using JWT (JSON Web Tokens) with the Echo framework. This step-by-step guide covers token creation, validation, and protected routes implementation.
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Learn how to implement a simple, efficient queue in Go using channels and goroutines. This practical guide shows you how to process operations sequentially with Go's concurrency features.
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Learn how to properly sort strings in Go across different languages, including handling special characters and non-Latin alphabets like Cyrillic using Go's internationalization capabilities.
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Learn how to implement URL-based access control and route permissions in Go web applications using the chi router middleware. A practical guide to securing your Go web services with role-based access restrictions.
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Testing of functions with database interactions always was challenging. Recently, I found a wonderful library, which will simplify writing tests and mocking database queries in golang applications a lot. And I want to share a short example of how to work with it.
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Learn how to implement Go middleware to intercept and modify HTTP handler responses with practical examples using chi router, demonstrating request/response manipulation techniques for web applications.
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