interactive shell

IntroducedUnderstand The boot sequence of Linux also helps to understand this content, loading the user environment is the last step of Linux boot. Different shells use different configuration files :　Bash (. Profile), Ksh (. Profiles), CSH (. Login)

From: https://wido.me/sunteya/understand-bashrc-and-profile/ In general Linux or Unix systems, you can edit bashrc and profile to set the user's work environment. Many articles also use profile and bashrc, but what is the role of each file and how

The Bourne shell when Unix was first born, it had a very basic shell written by Ken Thompson, one of the creators of UNIX. the Bourne shell was written by Steve Bourne in 1979 as a Scriptable Unix shell. all other shells have a prefix to qualify

Post-Penetration testing phase-upload ToolIn order to prevent the administrator from filling in the vulnerability, we can no longer control the other host through the vulnerability, so the post-penetration testing phase is required1, upload a

Heaven Zhuhai Branch Rudder note : Originally this series is to prepare a book, details please see the earlier blog "to seek partners to write the deep understanding of Monkeyrunner" books. But for many reasons, there is no wish. So the draft is

Use the unittest and doctest modules in Python, unittestdoctest I want to be honest. Although I am the creator of a Python library in a widely used public domain, the unit tests introduced in my modules are very unsystematic. In fact, most of those

Coincidentally, some old colleagues recently asked these questions, so let's sum up. 1. First, use help to understand su, sudosu, and sudo2. second, use help to understand & quot; loginshell & quot; and & quot; interactiveshell & quot;. & quot;

This article mainly introduces how to use Linux commands to execute and run PHP scripts. The syntax in the PHP language is very similar to that in the language of Perl, which has some PHP features of CJava and runtime, the current version is stable

This article mainly introduces how to use Linux commands to execute and run PHP scripts. The syntax in the PHP language is very similar to that in the language of Perl, which has some PHP features of CJava and runtime, the current stable and latest

Bash is arguably the most widely used shell in the *nix world, and one of its characteristics is the historical command (history) mechanism. This mechanism is mainly used for the convenience of the user-less knocking on the keyboard, improve work

Shell built-in command Shopt this built-in command changes the optional behavior of the extra shell. Shopt [-pqsu] [-o] [optname…] Switches the values of variables used to control various optional shell behaviors. If the option is not included or

This article will introduce how to use Docker to deploy a MongoDB cluster as follows:MongoDB 2.6.5Replica set)AuthenticationPersistent data to the local file systemFirst, you need to prepare three running Docker servers, which means you need to

I want to be honest. Although I am the creator of a fairly broad public domain Python Library, the unit tests introduced in my module are very systematic. In fact, most of those tests were included in Gnosis.xml.pickle's Gnosis Utilities, and were

How shell scripts are executed:NOTE: WD stands for "Script saved directory" 1.forkSyntax:/wd/shell.shFork is the most common, is directly in the script with/wd/shell.sh to call shell.sh this script. Run a child shell executes the calling script when

I. Shell's built-in commandsThe shell itself provides some commands, called built-in commands, that have been exposed to some of the shell's built-in commands.Like what:We use which to view LS and find it in the/bin/directory. But looking at the

Many programs and scripts use environment variables to obtain system information, store temporary data, and configure information.6.1 What is an environment variable:Bash Shell uses a feature called environment variable (environment variable) to

Article Title: Dialog UNIX: full introduction to fish. Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems, and open

How to Use and run PHP scripts and Linux command-line php scripts through linux commands Below we will share with you how to use and run PHP scripts through Linux commands. PHP is an open-source server-side scripting language. At first, these three

I want to confess a little. Although I am a creator of a fairly wide range of public domain Python libraries, the unit tests introduced in my module are very non-systematic. In fact, most of those tests were included in Gnosis.xml.pickle's Gnosis

In many language development we have to use "Hello, the world!" to demonstrate the success of a development environment, in today's tutorial, we have no exception to use this example to demonstrate how the snap application is built. While this