10 recommended content for detailed explanation of commands

Why use xargs? The source of the problem is that we often come into contact with the xargs command at work, especially in scripts written by others. However, it is easy to get confused with pipelines. This article will explain it in detail. What is the xargs command, why should we use the xargs command and its difference with pipes. Why use xargs? We know that Linux commands can read the content to be processed from two places, one is through command line parameters, and the other is standard input. For example, cat and grep are such commands. For example: echo 'main' | cat test.cpp. In this case, cat will output the content of test.cpp instead of the 'main' string. If test.cpp does not exist, then The cat command reports that the file does not exist and does not attempt to read from standard input. echo 'main' | will import the standard output of echo (that is, the string 'main') into the standard output of cat through a pipeline

1. Detailed explanation of the xargs command under Linux and xargs and The difference between pipelines

Introduction: Why use xargs, the source of the problem is often encountered at work The xargs command is often encountered, especially in scripts written by others, but it is easily confused with pipelines. This article will explain it in detail

2. You must understand ES6 new features: Detailed explanation of let and const commands

# Introduction: This article mainly introduces the let and const commands in the new features of ES6, and analyzes the let and const commands in the form of examples. For the function, usage and related precautions of the const command, friends in need can refer to

3. php Detailed explanation of the most complete basic commands for obtaining server operating system information

Introduction: The latest project background development involves displaying some basic information about the operating system where the current server is located. This includes: PHP version, server operating system, etc. There are quite a few. Now I have summarized some and share them with you for your reference. The details are as follows:

4. Detailed explanation of HTML5 user and user group management commands under Linux

Introduction: PHP100 Chinese website is the first professional website in China that focuses on sharing PHP resources. It also provides PHP Chinese Communication community. For PHP learning researchers, it provides: the latest PHP information, original content, open source code, PHP video tutorials and other related content.

5. Detailed introduction to java connecting to the server through ssh to execute shell commands and sample code

##Introduction: This article mainly introduces the detailed explanation and example methods of java connecting to the server through ssh to execute shell commands

6. django's commonly used commands

## Introduction: The following editor will bring you a commonly used command of django Detailed explanation of commands. The editor thinks it’s pretty good, so I’ll share it with you now and give it as a reference. Let’s follow the editor to take a look

7.

MySQL EXPLAIN command detailed explanation

Introduction: MySQL's EXPLAIN command is used for the query execution plan (QEP) of SQL statements. The output of this command can let us understand how the MySQL optimizer executes

8.

Linux shell tr ​​command detailed explanation

Introduction: This article mainly introduces the relevant information about the Linux shell tr ​​command. Friends in need can refer to it

9. Detailed explanation of compression and decompression commands under Linux

##Introduction: This article mainly introduces the compression and decompression commands under Linux in detail, which has certain reference value. Interested friends can refer to

10. android Detailed explanation of the stress test command monkey

##Introduction: This article mainly introduces the detailed explanation of the android monkey command, Monkey is There is a tool included in the SDK. This tool is mainly used for stress testing. Friends who need it can refer to

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