Create and get cookie s
Create and get cookie s Producer: heart and soul Cookie: in the Internet, a cookie is a small piece of text information generated on a web server and ...
OOM problems caused by a MongoDB paging query
OOM Description: 2018-09-18 14:46:54.338 [http-nio-8099-exec-8] ERROR o.a.c.c.C.[.[.[.[dispatcherServlet] - Servlet.service() for servlet [dispatcherS...
postgresql connects to SQL server using odbc_fdw
Install and configure ODBC? FDW 1. Install unixODBC apt-get install unixodbc unixodbc-dev 2. Install Microsoft ODBC Driver 17 for SQL Server curl http...
nginx+tomcat for dynamic-static separation+load balancing
1. Introduction to static-dynamic separation and load balancing Dynamic and Static Separation of Nginx+Tomcat:The so-called dynamic-static separation...
Getting started with the web front end to the real world: several ways to bind events with HTML tag pseudo elements
Here are a few simple ways to implement click pseudo elements for event handling, with example code attached. HTML structure First of all, HTML struc...
Add emoticons to the applet
The native textarea has discarded the button of selecting expression, so it simulates an expression selector Here is the effect display Realization pr...
What's the secret hidden in Taobao code shared with wechat friends
It's going to be my birthday soon. I try to find the same gift I like on Taobao. Click the top right corner to share her wechat to see if she can...
Oracle Bpm 11g Approval Performance Optimization
background The project coordinates office work and workflow using Oracle Bpm products. Recently, it took a long time for the approval of complaints by...
Explore the difference between Reflect.apply and Function.prototype.apply
As we all know, ES6 adds a global, built-in, non constructable Reflect object, and provides its next series of interceptable operation methods. One of...
Thoroughly understand JavaScript forEach & map
background In JavaScript, we are certainly familiar with array traversal. The most common two are forEach and map. (of course, there are others such a...
ThinkPHP+JQuery for asynchronous file upload
Front-end code <!DOCTYPE html> <html> <head lang="en"> <meta charset="UTF-8"> <title>ThinkPHP+JQuery...
jinkens+gitlab implement CI/CD for k8s cluster
I. environmental preparation K8s cluster environment (here I am k8s cluster of three sets); A single docker server is mainly used to upload images to...
ASH production practice I of Oracle10G
ASH practice 1 of Oracle10G ASH is a new feature of Oracle 10g, which is very valuable for DBA. It is based on V $sssion and samples once a second, R...
Remember the problems in SpringBoot1. * to Springoot2.0
1. Interceptor problem Write static path pattern in the configuration file after 2.0. / static / * * has no effect (2.0 needs to be configured in the ...
MySQL installation steps
MySQL installation steps Install dependency package yum -y install autoconf automake libtool cmake ncurses-devel openssl-devel lzo-devel zlib-devel gc...
Storage - massive data - (mycat core concepts and advanced)
target Master big data processing scheme and HA of database Master why database middleware is needed and what is database middleware Master the charac...
GDB debugging Mysql source compilation and installation
Download source code git clone https://github.com/mysql/mysql-server.git cd mysql-server git checkout 5.7 Compilation and installation Installation de...
3 Python file operation
Python file operations open The file can be opened in whatever encoding mode the file is stored in f = open('d:\Model housewife nurse head teach...
LNMP schema access log, log cutting, static file not recording and expiration time setting
November 27 mission 12.10 Nginx access log 12.11 Nginx log cutting 12.12 static files do not record logs and expiration times Nginx access log Modify ...
Some methods of re
re.compile(pattern, flags=0) Create a reusable variable from a regular expression. The generated object can be used in other places repeatedly, inste...
Teach you 10 minutes to build a cool personal blog
Take personal blogs for example, Blog address Preparation install $ npm install -g hexo-cli Initialization $ hexo init <folder> $ cd <folder&...
canvas: writing dynamic clock in native javascript
At this time, the needle is centered on the center of the canvas; g.translate(width/2,width/2); This function moves the origin of the canvas to (widt...
Experience in the development of vue mobile terminal
Introducing Mint UI on demand Used in this project mint-ui As a basic ui framework, it has encountered many problems in use. The official website doc ...
[JS foundation] Prototype and prototype chain, constructor
5 prototype rules All reference types (array, object, function) have object properties, which can freely extend properties (except "null") A...
Full text collection of vimrc file configuration (most complete in history, with Chinese explanation)
I. differences between vi and vimVI is similar to the notepad of windows, which is more suitable for editing ordinary text, but it is not suitable fo...
Download the complete novel from "top novel" -- python crawler
This program is just for practice. First of all, it's a non fee based novel website. I often read novels on this website, so I chose this website...
Detailed process of making Douban film by react
Renderings: (ps: I don't know why some pictures can't be displayed, but the links are all right) 1. Establish react project: create-react-a...
Rich text editor Quill upload pictures and videos
image and video belong to Embeds in Quill formats. To insert pictures or videos into rich text, you need to use insertEmbed api. insertEmbed insertEmb...
Storm profile format exception
Storm's configuration file format is prone to errors, which causes Storm to fail to start correctly. The error messages caused by the format are...
vue component encapsulation and parent-child component value passing, event handling
In the development of vue, the part with unified function is extracted as an independent component and introduced when it is needed, which can effecti...