Statement ： Most of the official account is from the author's daily notes. , A few articles are also reproduced by authorship of the original author and other official account. , unaccredited , It is strictly prohibited to reprint , If you want to r...
JavaScript standard This code specification applies to my personal project , At the time of formulation , The code documents of some large manufacturers and open source organizations are used for reference . Curly braces In most of JavaScript...
Preface Full text indexing , It is a way to create inverted indexes , Ways to quickly match document content . and B+ Tree index is the same , Inverted index is also an index structure , An inverted index is composed of all non repeated word segm...
1. Application scenarios Before Lighthouse 5 In the minute series , Introduced the use of Docker Build application services on lightweight application servers , such as build bitwarden Personal password manager https://cloud.tencent.com/develo...
JavaIO series —— Byte buffer stream , Object flow , Serialization and deserialization Byte buffer stream 1 BufferedInputStream BufferedInputStream 2 Constructors 8 Example 10 BufferedOutputStream BufferedOutputStream 34 Constructors 39 Exa...
JavaIO series —— Common character encoding , Character stream abstract class ,FileReader,FileWriter Character encoding 1 Be careful 12 Character stream abstract class 16 Reader Reader 19 Construction method 21 Method 24 Writer Writer 26 C...
JavaIO series ——BufferedReader,BufferedWriter,PrintWriter, Converted flow BufferedReader, BufferedReader 2 structure 6 Method 9 Example 13 BufferedWriter BufferedWriter 35 structure 41 Method 44 Example 47 PrintWriter PrintWriter 68 st...
Here is the custom directory title File class File 1 attribute 5 Common methods （ file ） 7 Common methods （ Folder ） 29 Example （ file ） 37 Example （ Folder ） 85 FileFilter FileFilter 110 Example （ Print suffix is png The file of ） png 114...
Java aggregate ——Properties Properties Properties 1 characteristic 3 structure 9 Method 11 Example 16 Properties Attribute set , Thread safety characteristic 1. Store property name and property value 1. Both the property name and the ...
1. Introduce dependencies , edition 3.0.0 Just introduce one dependency groupId io.springfox /groupId artifactId springfox boot starter /artifactId version 3.0.0 /version /dependency 2. Configuration class SwaggerConfig package org.fh.config; impor...
mysqlbinlog Can be disguised as slave Go to the main server to get binlog. This script encapsulates this function . This script is better used with scheduled tasks . 1. Script download address github: https://github.com/ddcw/ddcw/blob/master/shel...
@toc Two dimensional array Application scenario of two-dimensional array For example, we develop a Gobang game , A chessboard needs a two-dimensional array to represent . Pictured ： 1. The use of two-dimensional arrays Quick start case ：TwoDi...
Classes and objects 1. Look at a cat problem Mrs. Zhang has two cats : One named Xiaobai , This year, 3 year , white . There's another one called Xiaohua , This year, 100 year , Design and color . Please write a program , When the user Wh...
The case shared this time is about the recovery of stored data , On storage RAID The crash caused the storage to fail to start . Store internal common 6 More than virtual machines , among LINUX virtual machine 3 Important data for customers . The ...
There is a public network on a certain online station IP such as 222.1.0.1 On , Opened a SSH Account number proxyuser password , I hope you can pass this SSH Can implement forward proxy or SOCKET5 Tunnel agent, etc , Easy access to online intra...
Catalog Redis data type Redis 2 One 、Redis character string String Redis String 5 Two 、Redis Hash Hash Redis Hash 37 3、 ... and 、Redis list List Redis List 109 Four 、Redis aggregate Set Redis Set 160 5、 ... and 、Redis Ordered set ...
from ： Micro reading https://www.weidianyuedu.com ' Micro reading ' https://www.weidianyuedu.com https://www.weidianyuedu.com 'https://www.weidianyuedu.com' One 、 Background knowledge The strength of the command is CPU Key indicators of , In...
Spring is around , Although I look at it, my eyes are still yellow , But the wind in the air is warm , Not like the old days , It makes people feel like they want to go out of the house , Walk the streets , Relax your muscles and bones , The whole p...
Top elements settings xmlns='http://maven.apache.org/SETTINGS/1.0.0' xmlns:xsi='http://www.w3.org/2001/XMLSchema instance' xsi:schemaLocation='http://maven.apache.org/SETTINGS/1.0.0 https://maven.apache.org/xsd/settings 1.0.0.xsd' localRepository/...
Servers effect ： commonly , The repository is downloaded and deployed in pom.xml In the document repositories and distributionManagement Element . However , Generally similar to user name 、 password （ Some warehouse access requires security authent...