This article was published on Ruzhila (WeChat Official Account: ruzhila). Everyone can visit Ruzhila to learn more about practical programming. 🎉 Implement an NIO HTTP client in Java with just 100 lines of code. The code is simple and clear, helping you understand the working principle of NIO and the completely asynchronous HTTP protocol parsing … Read more
IntroductionAs a developer, have you ever encountered a situation where you configured your application to automatically restart after a crash, but the service just won’t come back up? The logs only show a cold <span>status=217/USER</span>, leaving you puzzled? Don’t panic! Today, we will provide a hands-on guide to help you solve the “mystical” issue of … Read more
Click the blue text to follow! Java Vectorization Programming: Accelerating Image Processing Algorithms with SIMD Instructions Hello, programmers! Feng is back! Today, let’s talk about something exciting—Java vectorization programming. Don’t be intimidated by this fancy name; it’s simply a black technology that makes your Java code fly! Especially when processing images, the acceleration effect is … Read more
From: May’s Cangjie Cause During the 6.1 major promotion, a problem was discovered during duty hours: an RPC interface showed high response time (RT) during the peak order placement time from 0 to 2 AM (over 1s, even though this interface was optimized, an RT over this value is problematic; typically, even complex logic in … Read more
Author: Floating Life Dream Source: blog.csdn.net/m0_38110132/article/details/81481454 For a long time, I never really understood the difference between RPC (Remote Procedure Call) and HTTP calls. Aren’t they just about writing a service and calling it on the client side? Please allow me a naive smile here~ Naive! This article briefly introduces the two forms of C/S … Read more
Java interview and written exam experience, learn a bit of Java technology every day Public account Java interview Follow me to avoid getting lost Author: Bo Saidong Source: https://www.cnblogs.com/bryan31/ Background Due to business needs, I have to integrate with many different third-party companies. These service providers all offer HTTP-based APIs. However, the specific details of … Read more
Introduction Due to business needs, I started to involve in embedded Linux development from the familiar Android development over the past year. The programming language also changed from Java/Kotlin to the more challenging C++. There are actually many differences, and I have organized this article to compare the similarities and differences between these two development … Read more
Bouncy Castle: The Versatile Encryption Library Hello everyone! Today I want to share with you a very powerful encryption library in both Java and C# – Bouncy Castle. As a cryptography enthusiast, I particularly love this library because it is like a treasure chest that contains almost all commonly used encryption algorithms. Whether it’s simple … Read more
JCL: The Alchemist of Java Encryption Algorithms! Hello, friends! Today, Niu Ge will talk to you about the popular topic of Java encryption algorithms. Do you remember how confused I was the first time I encountered encryption algorithms when I transitioned from testing to Java? It was like stepping into the kitchen for the first … Read more
There are two sayings: 1) Algorithms and data structures are an important part of programming. If you lose algorithms and data structures, you lose everything. 2) Programming is algorithms and data structures; algorithms and data structures are the soul of programming. Note that this is not my own statement, but a summary from countless programmers. … Read more