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Give you a summary of some questions about object-oriented, closure function and prototype chain. Don't say much. Go directly to dry goods!!!

            Welcome to my knowledge paradise. I hope these questi...
20:49 23 September 2021

Kerberos high availability configuration

48.1 presentation environment Kerberos is installed and integrated with CDHOperating system RedHat7.2EC2 user user with ...
20:21 23 September 2021

Hand-on instructions for DB Read-Write Separation with Spring | 52 Spring Series

1. Background Most systems read more than wri...
12:25 23 September 2021

Introduction to controls in alsa

mixer Mixer control is used for routing control of audio channel. It is composed of multiple inputs and one output. Mult...
7:30 23 September 2021

What do you know about Promise?

1. Purpose of promise Promise is a solution f...
6:01 23 September 2021

springboot integrated shiro (full version)

The source code address is added at the end of the article. Friends who report errors can download it - updated on June ...
1:45 23 September 2021

[OpenGL learning notes] computer graphics ③ - shader [GLSL Uniform color triangle color changing square]

🍲 😋 Magic square ☁️ In the previous section, we drew a...
0:43 23 September 2021

Presto Source Solution - From SQL to AST Abstract Grammar Tree

Previous Submitted Query for Presto Source Resolution Describes the principle of submitting SQL to Coordinator from clie...
13:59 22 September 2021

The implementation principle of BPF TCP congestion algorithm

Address: https://www.ebpf.top/post/ebpf_struct_ops ...
9:33 22 September 2021

The process of mapper generating agent in mybatis

catalogue Generation process of mapper agent in mybatisGeneration process of mapper proxy when integrating with SpringGe...
0:01 22 September 2021

The prototype pattern of design patterns in source code -- Deep cloning and shallow cloning

🌲 This article is included in the column Design patterns in source code ——Perfect combination of theory and ...
23:32 21 September 2021

Extract the EventBus encapsulation into the base class using annotations

   As your project gets bigger and bigger, you always consider that there will be a unified entrance for both ...
23:24 21 September 2021

The programming language WPF sets the resource dictionary used in design for the class library

The programming language WPF sets the resource dictionary used in design for the class library ...
20:38 21 September 2021

Understand the four reference types in Java through examples

Java reference type There are four reference types in Java: strong, soft, weak and virtual. The Strong Reference class...
20:12 21 September 2021

Play with Golang's channel and implement PubSub mode in 200 lines of code

introduction PubSub(Publish/Subscribe) mode, ...
18:44 21 September 2021

kuangbin_ac automata

preface k u a n g b i n kuangbin kuangbin's ...
15:20 21 September 2021

Tear spring by Hand: Implement a simple IOC container

From the ground up, a simple IOC container is essentially an implementation: reading configuration files and extracting beans; registering beans to co...
14:31 21 September 2021

2021-09-20 swipe questions and punch in every day

OJ p2018 cow story Problem description There is a cow. I...
6:05 21 September 2021

Java learning - reflection mechanism and annotation

1, Reflection mechanism 1. Basic ...
4:36 21 September 2021

Decorator mode of design mode

Starbucks Coffee order item The types of single coffee are Espresson, ShortBlack, LongBlack and Decaf.Seasoning: Milk, S...
1:39 21 September 2021

3, Install Clickhouse (stand-alone & cluster) in docker

1, Install docker https://blog.csdn.net/weixin_39912640/article/details/120391027 2, Install zookeeper cluster ...
0:13 21 September 2021

Grouping function of oracle

What is a grouping function The grouping function acts on a group of data and returns a value to a group of data. Group...
22:31 20 September 2021

Effects encountered in JS web page development

JS common special effects JD show...
22:08 20 September 2021

Binary tree (sequential storage binary tree, threaded binary tree, Huffman tree, binary sort tree, balanced binary tree)

Here I will not explain some basic terms of the tree. Partners in need can go to Baidu to understand the terms of the tr...
21:38 20 September 2021

YBTOJ: turret attack (network flow)

Title Description Xiao Ming is playing a very...
21:30 20 September 2021

SHELL script - text three swordsman

SHELL script - text three swordsman ...
20:54 20 September 2021

MyBatis -- foreach of dynamic sql

preface The foreach tag of mybatis is often used to traverse collections and build in conditional statements or batch op...
20:47 20 September 2021

Summary of problems in learning pytorch framework

pytorch framework learning 1: Linear region, Logistic Regression, Softmax Classifier ...
10:32 20 September 2021

OpenStack wallaby installation - Basic Service grace installation

precondition Before installing and configuring the image service, you must create a database, service credentials, and A...
8:31 20 September 2021