


In Linux, you can use the whereis command to check which directory the installed software is in. This command is used to find files. It will also search for files that meet the conditions in a specific directory, but it can only be used to find binary files. files, source code files and man pages, the syntax is "whereis software name".
#The operating environment of this tutorial: linux7.3 system, Dell G3 computer.
How to check which directory the installed software is in in Linux
The Linux whereis command is used to find files.
This command will search for files that meet the conditions in a specific directory. These files should be raw code, binary files, or help files.
This command can only be used to find binary files, source code files and man manual pages. Generally, you need to use the locate command to locate files
Syntax
whereis [-bfmsu][-B <目录>...][-M <目录>...][-S <目录>...][文件...]
Parameters:
-b Only searches for binary files.
-B
Only searches for binary files in the set directory. -f does not display the path name before the file name.
-m Only search for documentation.
-M
Only search for description files in the set directory. -s Only search original code files.
-S
Only search the original code files in the set directory. -u Find files that do not contain the specified type.
Example
Use the command "whereis" to view the location of the command "bash", enter the following command:
$ whereis bash
After the above command is executed, output The information is as follows:
bash:/bin/bash/etc/bash.bashrc/usr/share/man/man1/bash.1.gz
Note: The above output information from left to right is the queried program name, bash path, and bash man manual page path.
If the user needs to query the binary file or help file separately, the following command can be used:
$ whereis -b bash $ whereis -m bash
The output information is as follows:
$ whereis -b bash #显示bash 命令的二进制程序 bash: /bin/bash /etc/bash.bashrc /usr/share/bash # bash命令的二进制程序的地址 $ whereis -m bash #显示bash 命令的帮助文件 bash: /usr/share/man/man1/bash.1.gz #bash命令的帮助文件地址
Recommended learning: Linux video tutorial
The above is the detailed content of How to check which directory the installed software is in in Linux. For more information, please follow other related articles on the PHP Chinese website!

The core components of Linux include kernel, file system, shell, user and kernel space, device drivers, and performance optimization and best practices. 1) The kernel is the core of the system, managing hardware, memory and processes. 2) The file system organizes data and supports multiple types such as ext4, Btrfs and XFS. 3) Shell is the command center for users to interact with the system and supports scripting. 4) Separate user space from kernel space to ensure system stability. 5) The device driver connects the hardware to the operating system. 6) Performance optimization includes tuning system configuration and following best practices.

The five basic components of the Linux system are: 1. Kernel, 2. System library, 3. System utilities, 4. Graphical user interface, 5. Applications. The kernel manages hardware resources, the system library provides precompiled functions, system utilities are used for system management, the GUI provides visual interaction, and applications use these components to implement functions.

Linux maintenance mode can be entered through the GRUB menu. The specific steps are: 1) Select the kernel in the GRUB menu and press 'e' to edit, 2) Add 'single' or '1' at the end of the 'linux' line, 3) Press Ctrl X to start. Maintenance mode provides a secure environment for tasks such as system repair, password reset and system upgrade.

The steps to enter Linux recovery mode are: 1. Restart the system and press the specific key to enter the GRUB menu; 2. Select the option with (recoverymode); 3. Select the operation in the recovery mode menu, such as fsck or root. Recovery mode allows you to start the system in single-user mode, perform file system checks and repairs, edit configuration files, and other operations to help solve system problems.

The core components of Linux include the kernel, file system, shell and common tools. 1. The kernel manages hardware resources and provides basic services. 2. The file system organizes and stores data. 3. Shell is the interface for users to interact with the system. 4. Common tools help complete daily tasks.

The basic structure of Linux includes the kernel, file system, and shell. 1) Kernel management hardware resources and use uname-r to view the version. 2) The EXT4 file system supports large files and logs and is created using mkfs.ext4. 3) Shell provides command line interaction such as Bash, and lists files using ls-l.

The key steps in Linux system management and maintenance include: 1) Master the basic knowledge, such as file system structure and user management; 2) Carry out system monitoring and resource management, use top, htop and other tools; 3) Use system logs to troubleshoot, use journalctl and other tools; 4) Write automated scripts and task scheduling, use cron tools; 5) implement security management and protection, configure firewalls through iptables; 6) Carry out performance optimization and best practices, adjust kernel parameters and develop good habits.

Linux maintenance mode is entered by adding init=/bin/bash or single parameters at startup. 1. Enter maintenance mode: Edit the GRUB menu and add startup parameters. 2. Remount the file system to read and write mode: mount-oremount,rw/. 3. Repair the file system: Use the fsck command, such as fsck/dev/sda1. 4. Back up the data and operate with caution to avoid data loss.


Hot AI Tools

Undresser.AI Undress
AI-powered app for creating realistic nude photos

AI Clothes Remover
Online AI tool for removing clothes from photos.

Undress AI Tool
Undress images for free

Clothoff.io
AI clothes remover

Video Face Swap
Swap faces in any video effortlessly with our completely free AI face swap tool!

Hot Article

Hot Tools

MinGW - Minimalist GNU for Windows
This project is in the process of being migrated to osdn.net/projects/mingw, you can continue to follow us there. MinGW: A native Windows port of the GNU Compiler Collection (GCC), freely distributable import libraries and header files for building native Windows applications; includes extensions to the MSVC runtime to support C99 functionality. All MinGW software can run on 64-bit Windows platforms.

SublimeText3 English version
Recommended: Win version, supports code prompts!

SublimeText3 Chinese version
Chinese version, very easy to use

VSCode Windows 64-bit Download
A free and powerful IDE editor launched by Microsoft

DVWA
Damn Vulnerable Web App (DVWA) is a PHP/MySQL web application that is very vulnerable. Its main goals are to be an aid for security professionals to test their skills and tools in a legal environment, to help web developers better understand the process of securing web applications, and to help teachers/students teach/learn in a classroom environment Web application security. The goal of DVWA is to practice some of the most common web vulnerabilities through a simple and straightforward interface, with varying degrees of difficulty. Please note that this software