nginx http module configuration merge

When configuring the nginx.conf file, it is easy to see that some of the configuration items can be configured in either an http block, a server block, or a location block.But not all configuration items can be configured anywhere. Depending on the role they play, nginx defines where each configuration block can be used.Since a configuration it ...

Posted by meburke on Mon, 24 Feb 2020 17:51:36 -0800

When does java use CountDownLatch

1. What is CountDownLatch CountDownLatch was introduced in Java 1.5, along with the concurrency tool classes CyclicBarrier, Semaphore, ConcurrentHashMap, and BlockingQueue, which all exist under the java.util.concurrent package.CountDownLatch is a class that enables one thread to wait for other threads to finish their work before executing.For ...

Posted by daria on Mon, 24 Feb 2020 15:15:01 -0800

How Spring Boot tests packaged deployments

I. Development Phase (1) Unit testing The most important thing in the development phase is unit testing, and Spring Boot's support for unit testing is already complete. 1. Add dependencies to the pom.xml file <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-test</arti ...

Posted by boo_lolly on Sun, 23 Feb 2020 18:56:52 -0800

RocketMQ Transaction Message Details for Distributed Transactions

Zhang Shenyaohttps://blog.csdn.net/weixin_34452850/article/details/88851419 Transaction messages are a very important feature provided by RocketMQ. They are open source after version 4.x and can be used to easily implement distributed transactions.This article gives a detailed description of the transaction messages for RocketMQ and gives a c ...

Posted by fael097 on Sun, 23 Feb 2020 18:55:37 -0800

An article on the beauty of DirectX 12

DirectX 12 is Microsoft's latest graphics API library, which is only supported on Win10 system (if it is not Win10, it must be upgraded to Win10). My biggest feeling about this API is that it is particularly complex, because it exposes many underlying methods. Even though I have learned DX9, I still ...

Posted by javiqq on Sun, 23 Feb 2020 03:47:31 -0800

14. The use of listener in SpringBoot

1.1 introduction to monitor What is a web listener? A web listener is a special class in a Servlet that helps developers listen to specific events in the web, such as ServletContext, Httpsession, creation and destruction of ServletRequest, creation, destruction and modification of variables can be added before and after certain actions to real ...

Posted by avario on Sat, 22 Feb 2020 21:52:50 -0800

AMQP Actual Warfare for Message Middleware 2

Instance Analysis Previously, we have read the documentation of AMQP, and have a general understanding of AMQP. This paper will go through the basic operation of AMQP from an example. Get ready Environmental Science RabbitMQ server 3.7.16 RabbitMQ client 5.7.3 The client code uses the RabbitMQ tutorial as follows: public static void main(String ...

Posted by klik on Sat, 22 Feb 2020 19:50:15 -0800

The flexible test of array

The following is a summary of my own array programming problems LeetCode 66. Add a question import java.util.Arrays; class Solution66 { public static void main(String[] args){ int[] digits={9,8,7,6,5,4,3,2,1,0}; System.out.println(Arrays.toString(plusOne(digits))); } ...

Posted by niroshan on Sat, 22 Feb 2020 10:34:01 -0800

python3-cookbook notes: Chapter VI Data Encoding and Processing

Each section in the python3-cookbook explores the best solution of Python 3 to a given problem in three parts: problem, solution, and discussion, or how Python 3's own data structure, functions, classes, and so on, can be better used in a given problem.This book is very helpful for understanding Python 3 and improving Python programming capabil ...

Posted by Slashscape on Sat, 22 Feb 2020 08:48:46 -0800

Minecraft Fabric Client tutorial 2 modifying file and directory names to add run and stop

First appeared in Enaium's personal blog Modify package name, json file, add run stop First, modify the package name Change ExampleMod.java to ExcelInitializer.java Modify the JSON files modid.mixins.json and fabric.mod.json Change modid.mixins.json to excel.mixins.json Contents of excel.mixins.json: { "required": true, "package": "cn.e ...

Posted by stone.cold.steve.austin on Sat, 22 Feb 2020 07:53:24 -0800