The Enum type is used in scenarios where the values are limited to a certain range, for example, there can only be seven days in a week, and the colors are limited to red, green, and blue, etc. TS enumeration is inspired by C# Simple example Enumerations are defined using the enum keyword: enum Days […]
Tag: script
how to run javascript script, how to run javascript code
Hello everyone, the editor is here to answer the following questions for you, how to run the chkdsk tool to repair damaged files, how to run javascript scripts, let us take a look today! Fill in title here 1. How does Js run? 1.1. Introduction 1.2. V8 engine 1.3. How does the CPU execute machine […]
“Data Structure, Algorithm and Application C++ Language Description” – Code to implement key-value ordered linked list jump list
Skip list Definition Searching in a dictionary of n number pairs described by an ordered linked list requires at most n key comparisons. If a pointer is added to the middle node of the linked list, the number of comparisons can be reduced to n/2 + 1. At this time, in order to find a […]
How to run js files under windows, how to enable javascript on the computer
This article will talk about how javascript code runs in the browser and how to run js files under windows. I hope it will be helpful to you. Don’t forget to bookmark this site. JavaScript ECMAScript It is a script programming language standardized by Ecma International (formerly the European Computer Manufacturers Association) and established by […]
What kind of games can javascript do? What kind of work can javascript do?
Hello everyone, this article will focus on what tools JavaScript can be used to write. What games JavaScript can do is something that many people want to understand. To understand what JavaScript can do, you need to understand the following things first. This article mainly introduces what Java can be used for, and it has […]
10 ready-to-use shell script examples!
Author:JackTian Source: Public account “Jackie’s IT Journey” ID:Jake_Internet Link: 10 Shell Script Examples You Can Use Now! Script 1: This script is used to read all /bin/bash in the /etc/passwd file of the Linux system >A list of users that log in to the default Shell and extract the username of each user. Check whether […]
Necessary shell script
1, Server system configuration initialization #/bin/bash # Install system performance analysis tools and others yum install gcc make autoconf vim sysstat net-tools iostat iftop iotp wget lrzsz lsof unzip openssh-clients net-tool vim ntpdate -y # Set time zone and synchronize time ln -s /usr/share/zoneinfo/Asia/Shanghai /etc/localtime if ! crontab -l |grep ntpdate & amp;>/dev/null ; then […]
How long does it take to learn javascript? How long does it take to learn javascript?
Hello everyone, the editor is here to answer the following questions for you. How long does it take to learn javascript? How long does it take to learn javascript? Now let’s take a look! Directory 1. The birth of Ajax 2. Cross-source resource sharing 3. Preflight request 4. Fetch API 5. websocket 6. JavaScript mind […]
SQL injection – delayed injection / Python script blasting
Delayed injection Due to network problems and other reasons, if the timeout is too short, the blasting may be inaccurate, but if the timeout is set too long, the blasting time cost will increase. Principle Through the condition in if, if it is true, it will sleep, otherwise it will not sleep Here, the first […]
[Web Test] JavaScript function definition and call
Function 1. Definition and calling of functions 2. Anonymous functions 1. Definition and calling of functions 1. Function: also known as “method”, solves the problem: realizes the encapsulation of code blocks corresponding to different functions ?Example: Function/method—–>Encapsulated code block—–>Realize a certain function <!DOCTYPE html> <html> <head> <meta charset=”utf-8″> <title></title> </head> <body> <script language=”javascript”> //Fun01 with […]