Common knowledge accumulation of spring boot development

Article catalog SpringBoot get Request and Response Transaction uses @ Transactional AOP development process SpringBoot get Request and Response Through static method acquisition, you can also encapsulate a static method public String test() { ServletRequestAttributes attributes = (ServletReque ...

Posted on Thu, 25 Jun 2020 06:50:11 -0400 by expert_21

java network programming foundation

Network programming 1. Purpose of network programming Share resources Realize data transmission and download 1.1 software architecture Network communication is based on software structure: C/S structure and B/S structure The full name of C/S architecture is Client /Server architecture, that is ...

Posted on Thu, 25 Jun 2020 02:49:03 -0400 by RussW

New features of Java syntax_ java5 to java11

1, Foreword I never thought, it's 0202, Sun is dead, I have to start from the new features of Java 5, and focus on the new features of Java 8... In fact, there are a lot of such things on the Internet. Why do I have to write them? Because leaders think that we are too (really) busy (lazy) and have no time to study at ordinary times, so let's f ...

Posted on Wed, 24 Jun 2020 04:07:41 -0400 by fuzz01

"Build your own UI component library from 0 to 1" -- button component

Write before: I am "boiling sheep"_ , the nickname comes from the abbreviation fyy of the name. The blog that worked hard before was cancelled due to the accident of hand injury. Now it runs this account. I am a small dish, working hard in the direction of the whole stack of engineers, the ar ...

Posted on Tue, 23 Jun 2020 22:30:51 -0400 by creativodev

Duplicate submissions, how do you handle them?

This morning, a new colleague, Xiao Wang, suddenly asked me, "What is idempotency, Zhou Ge?"Then I explained to him that idempotency means that no matter how many requests you make, the result will be the same.When it comes to idempotency, you have to repeat the submission button. In theory, this is the same data. The database should ...

Posted on Tue, 23 Jun 2020 21:12:08 -0400 by mania

Elasticsearch Series - Best Practices for Performance Tuning

outline Performance tuning is an essential topic for all components in the system architecture, and Elasticsearch is no exception. Although the default configuration in Elasticsearch is already excellent, it does not mean that it is perfect. Some of the necessary practices need to be understood. Open Slow Query Log Slow query log is an importan ...

Posted on Tue, 23 Jun 2020 19:58:56 -0400 by Ali25m

Learn the basics of Java

What I bring you today is the basic knowledge of Java, including the basic syntax of Java, such as Java, variables, constants, data types, operators, various selection structures, loop structures, arrays, etc!!! The content and steps are super detailed, with source code of various cases (you can directly use O(∩)_ ∩)O~)!!! After readin ...

Posted on Tue, 23 Jun 2020 00:58:05 -0400 by toms

c language book management system

I. Purpose By designing a program of the book management system, we can make full use of the main knowledge points of the course, consolidate the understanding of modular program design and file operation, and improve the software programming ability. 2. Points of knowledge involved Loops, branching sta ...

Posted on Mon, 22 Jun 2020 21:15:22 -0400 by theblacksheep

The way to simplify Java code

preface   There is a cloud in the old saying: Tao is the spirit of art, and art is the body of Tao; Tao is the rule of art, and art leads to Tao. Among them, "Tao" refers to "law, truth and theory", and "technique" refers to "method, skill and technology&quot ...

Posted on Mon, 22 Jun 2020 02:05:39 -0400 by greenberry

Re learn the Java design mode: the actual command mode "simulate the eight major cuisines of high-end restaurants, and the cooking scene of the single chef at the second place"

Author: little brother FuBlog: https://bugstack.cn -Original series of special articles Precipitation, sharing, growth, so that they and others can have a harvest! 😄 1, Foreword The importance of persistence Beginners are often very ignorant of programming, almost in the process of learning will encounter a variety of problems, even if other p ...

Posted on Sun, 21 Jun 2020 22:13:43 -0400 by forced4