Материалы по теме 'bash programming' | DevsDay.ru

IT-блоги Материалы по теме 'bash programming'

IT-блоги Материалы по теме 'bash programming'


DevOps linuxhint.com 9 мая 2021 г. 22:54

Sometimes, you might find yourself required to run a shell script as a different user other than the active user on the shell. Ensure that you have access to the shell of a Linux system. Equally crucial is to make sure that you have a shell script wi...... читать далее

BASH Programming

DevOps linuxhint.com 27 апреля 2021 г. 15:17

Bash (Bourne Again Shell) is the kind of shell that is for executing commands and scripts. Bash was a developed version of the sh shell. Bash Script is a file where multiple shell commands are scripted to perform a particular task. How to Copy List o...... читать далее

BASH Programming

DevOps linuxhint.com 27 апреля 2021 г. 14:04

In programming or scripting, the loop is one of the most basic and powerful concepts. A loop is performing certain tasks until the specified conditions are met. Each programming or scripting language has different ways of implementing the concept. In...... читать далее

BASH Programming

DevOps linuxhint.com 8 апреля 2021 г. 5:47

If you spend most of your time on the terminal, you might think to personalize its appearance by changing the configuration files. There are two configuration files of bash shell in Linux; one is “.bashrc," and the second one is "bash_profile” or “.p...... читать далее

BASH Programming

DevOps linuxhint.com 8 апреля 2021 г. 5:37

Performing date operation in shell scripting is very common especially performing scheduling tasks. But dealing with "date" in bash scripting is a tangling job. Bash comes with the "date” command that displays the date in various formats. How to use...... читать далее

BASH Programming

DevOps linuxhint.com 8 апреля 2021 г. 5:29

Commands in Linux take some input from the user. The standard output could be a success output or an error output; both will be displayed on your terminal screen. In Linux, these outputs can be redirected to a file, and the process of capturing it ca...... читать далее

BASH Programming

DevOps linuxhint.com 8 апреля 2021 г. 5:26

Basic Calculator, also known as ‘bc,’ is a Linux command-line utility used to perform advanced arithmetics and algebra in bash scripts. It provides many different mathematical functions. Bash can’t perform advanced arithmetic operations, like compari...... читать далее

BASH Programming

DevOps linuxhint.com 7 апреля 2021 г. 10:15

Split is an integrated feature in many computer languages that divides every string of data into various pieces. A variable IFS (Internal Field Separator) is being used to specify a particular delimiter for string division. This guide will help you l...... читать далее

BASH Programming

DevOps linuxhint.com 3 апреля 2021 г. 17:20

Many of us are probably familiar with the existence of files and directories in our devices. Linux, like the others, saves everything in files. This article will show how we can use a Bash script to search and check for a file or directory's existenc...... читать далее

BASH Programming

DevOps linuxhint.com 1 апреля 2021 г. 5:53

Every time a bash command when executed will leave the exit code, no matter if it is successful or not. The exit code can give you a preview of what could have happened with your last-run command. So, continue to read this article to learn more about...... читать далее

BASH Programming

DevOps linuxhint.com 9 марта 2021 г. 4:17

Working with bash scripting, we mostly use the "echo" command to print any output, which is convenient and easy to use and fulfills the requirement most of the time. But simplicity comes with limitation; echo command has its own limitation when it co...... читать далее

BASH Programming

DevOps linuxhint.com 8 марта 2021 г. 4:14

This article shows you how to use the “read” command, one of the key commands in Bash scripting. Understanding the “read” command is key to making your code more interactive.... читать далее

BASH Programming

DevOps linuxhint.com 7 марта 2021 г. 23:13

The “shopt” command provides control over many settings that are used to tweak the operations in a Bash shell. This article shows you how to use the “shopt” command in Linux.... читать далее

BASH Programming

DevOps linuxhint.com 7 марта 2021 г. 21:56

Shell Scripting executes commands to perform some useful functions and is designed to run in the shell. Shell scripts are quite handy to perform operations like file manipulation, automating tasks to avoid time consumption; you can even create your c...... читать далее

BASH Programming

DevOps linuxhint.com 23 февраля 2021 г. 17:31

You might need to run a command repeatedly for several important reasons, and you want to be sure that a certain command can produce the correct output every time it is executed. This article shows you how to run the same command multiple times in Li...... читать далее

BASH Programming

DevOps linuxhint.com 23 февраля 2021 г. 17:25

BC, which stands for Basic Calculator, is a command in Bash that is used to provide the functionality of a scientific calculator within a Bash script. This article shows you how to use BC in a Bash script.... читать далее

BASH Programming

DevOps linuxhint.com 22 февраля 2021 г. 16:06

You were trying to know your Linux Operating System's IP address, and an error occurred. The "ifconfig" command is deprecated in Linux Operating Systems' upcoming versions. It must be an older version of your Operating System when this command worked...... читать далее

BASH Programming

DevOps linuxhint.com 22 февраля 2021 г. 11:49

Loops are a widely used programming element that helps execute repetitive tasks in Bash. However, there are instances that we want the said loops to stop based on given a condition. In this article, we will tackle a method on how to break such loops...... читать далее

BASH Programming

DevOps linuxhint.com 21 февраля 2021 г. 14:26

Infinite loop in Bash is a way to have endless loops that stays true unless a certain command is initiated. There are different ways to do such, and, in this article, we are going to learn five different ways of implementing infinite loops in Bash; w...... читать далее

BASH Programming

DevOps linuxhint.com 21 февраля 2021 г. 13:12

In Bash, certain keywords can be used to obtain a substring after specified characters. This article provides several examples to show you how to obtain a substring after a certain character.... читать далее

BASH Programming

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