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Article

Internal class internal interface in java

brief introduction Generally speaking, we cre...
19:44 7 May 2020
Article

Logging user login information using init_connect parameter

Note: The content of the article originated from the Internet and was based on our own experiments; however, the address...
16:15 7 May 2020
Article

ThreadLocal Core Source Resolution

1 Preface This class provides thread local va...
14:13 7 May 2020
Article

Hadoop High Availability Environment Setup (QJM)

1. Virtual Machine Configuration host name NN DN ZK ZKFC JNN RM NM node1 * * * * node2 * * * * * * * node3 ...
14:02 7 May 2020
Article

Basic use of Jedis connection pool

jedis direct Each operation will create a jed...
13:30 7 May 2020
Article

Is it too much trouble downloading songs? Create your own music Downloader

Preface We have made a music player that belongs to us. How can we not have a music downloader Have you ever downloaded ...
11:23 7 May 2020
Article

Flink's common Source and sink operations in stream processing

The source of flink on stream processing is basically the same as that on batch processing. There are four categories C...
10:54 7 May 2020
Article

Use of Maven (dependency conflict)

1.1Maven coordinate Coordinates: each jar pa...
8:10 7 May 2020
Article

Android P HIDL demo code writing (original)

Previous articles have analyzed the registration and invocation of HIDL service, and this article summarizes how to writ...
7:08 7 May 2020
Article

Learn more about Android animation

1, PropertyValuesHolder Reading this article ...
5:47 7 May 2020
Article

jacoco generates single test coverage report

1, About jacoco jacoco is an open source cove...
4:40 7 May 2020
Article

docker mysql8 master-slave configuration

The mysql of this pull is version 8, which is used to build master-slave replication ...
1:17 7 May 2020
Article

abp(net core)+easyui+efcore to implement warehouse management system--eleventh of warehousing management

abp(net core)+easyui+efcore to implement warehouse management system directory abp(net core)+easyui+efcore to implement...
21:21 6 May 2020
Article

Absolute Dry, Instances take you through the flask framework of python-web

Ridiculous _Recently, I haven't coded for a l...
12:37 6 May 2020
Article

Using JavaScript to complete the provincial and municipal linkage effect

Provincial and municipal linkage effect ...
12:35 6 May 2020
Article

How can I get through SpringCloud and HSF calls?

background In 2019 we experienced a whole yea...
12:19 6 May 2020
Article

JumpPointSearchPlus with GoalBounding learning note 2

Problems encountered: 1. 2048 search items, I wrote from 1 to 2048 From 0 to 2047 2. There is a problem reading the t...
11:54 6 May 2020
Article

Basic use of JdbcTemplate

brief introduction JdbcTemplate is Spring's e...
11:15 6 May 2020
Article

Use JavaScript to complete all or none of the check boxes

Select all or none of the check boxes ...
11:07 6 May 2020
Article

Use JavaScript to complete the control drop-down list and select left and right

Use JS to control the left and right selection of the drop-down list ...
11:07 6 May 2020
Article

Solve 1032 error report of online master-slave replication

The reason for the error is that the master database service is restarted abnormally, which causes the slave database re...
10:09 6 May 2020
Article

Functions in ES6 (function parameters, default values, arrow functions)

1, Deconstruction and assignment of function parameters function foo([a,b]) { console.log(a+b); // 3 } foo([1,2]); funct...
4:07 6 May 2020
Article

Multithreading and high concurrent programming -- Future source code analysis

1, Concept A result of Future calculation. Pr...
3:14 6 May 2020
Article

The magic of indexers: reading configuration files

GPS platform, website construction, software development, system operation and maintenance, find Senda network technolog...
0:05 6 May 2020
Article

Cloning and serializing applications

Clone Before we start to learn about cloning,...
23:53 5 May 2020
Article

Exploration of ConcurrentHashMap Principle for Java Concurrent Programming Notes

In a multithreaded environment, data loss occurs when HashMap is used for put operations. To avoid the potential for thi...
23:06 5 May 2020
Article

Flume study notes

Official documents ...
23:01 5 May 2020
Article

When Turtle meets Conan?

Cooperative students Student No.: 20181703112, Luo Zijian Student No.: 20181101052, Jiang ruohui Our ideas 1. Conventio...
22:20 5 May 2020
Article

Java build tools Maven and Gradle

What is a build tool? A build tool is a program that aut...
20:20 5 May 2020
Article

Data Source Management | Synchronize data and source analysis based on DataX components

Source code for this article: GitHub. Click here || GitEE. Click here 1. Introduction to DataX Tools ...
20:13 5 May 2020