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How to Chmod 777 all Subfolders of /var/www

Last Updated: 19 July 2024

In Linux, chmod is a command, which is used to change the permissions of files and folders. We can change permissions of Read/Write on a single file, on a single folder, o...read more

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Linux-file-commands

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How to Recursively Find all Files in Current and Subfolders Based on Wildcard Matching in Linux

Last Updated: 19 September 2024

Traversing through a directory tree to locate files is a common operation performed by most filesystem management software. This utility is in the form of command-line com...read more

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Linux-file-commands

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How to use 'cp' command to exclude a specific directory

Last Updated: 25 October 2024

The cp command is used to create an exact copy of the contents of files and directories but with a different name and location. It works using the terminal.Syntaxcp [sourc...read more

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Linux-file-commands

Linux-directory-commands

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How to Get the Full Path of a File in Linux

Last Updated: 23 October 2024

While dealing with files on Linux, especially shell scripts, one may require determining the full path of a file at times. Now, let's consider several methods of getting t...read more

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Ways to Permanently and Securely Delete ‘Files and Directories’ in Linux

Last Updated: 21 October 2024

Linux is an open-source operating system that is loved by tech geeks. It is a versatile operating system that can be used on thousands of different hardware configurations...read more

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How to Count Files in Directory Recursively in Linux

Last Updated: 19 July 2024

When exploring directories on your server, you may have come across folders with a large number of files in them. You might wish to know how many files exist in a certain ...read more

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How to Kill Processes by Given Partial Names in Linux

Last Updated: 22 May 2024

On a Unix system creates a separate environment for a program when it is executed. Everything the system needs to run the program as if there were no other programs in thi...read more

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Technical Scripter 2022

Linux SSH Server (sshd) Configuration and Security Options With Examples

Last Updated: 20 March 2025

SSH is short for Secure Shell or Secure Socket shell. According to Wikipedia, the Secure Shell Protocol is a cryptographic network protocol for operating network services ...read more

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Technical Scripter 2022

Using Nmap to Calculate Network Response Time

Last Updated: 21 April 2025

Nmap stands for Network Mapper. It is a tool, primarily used for Port scanning, to check vulnerabilities, and of course, the main purpose - Network Mapping. Most popular L...read more

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Linux-networking-commands

Technical Scripter 2022

pdfgrep Command in Linux

Last Updated: 21 November 2022

Grep is a powerful tool to search for a pattern or regular expression in a text file but it cannot do the search in pdf files and that's where pdfgrep comes into the pictu...read more

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Linux-file-commands

Host Discovery in Nmap Network Scanning

Last Updated: 02 October 2022

Nmap becomes the primary tool for scanning the network, while other scanner tools still compete with Nmap. Many hosts in the organization are filtered by the firewall whic...read more

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Basics of mke2fs command in Linux with examples

Last Updated: 11 July 2022

mke2fs command is used to create a filesystem usually in form of a disk partition or file directly from the Linux terminal, it is a part of the e2fsprogs package. The e2fs...read more

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Linux-file-commands

talk command in linux

Last Updated: 21 July 2022

In Linux, there are commands like write/wall which are used to communicate with other users especially by system administrators to send a short message to all logged-in us...read more

Linux-networking-commands

Extract Emails From a Text File Using Grep Command in Linux

Last Updated: 25 October 2024

When dealing with large text files containing various information, it's often necessary to extract specific data such as email addresses. While manual extraction is possib...read more

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Linux-misc-commands

Extract Filename From the Full Path in Linux

Last Updated: 03 June 2022

Linux is a family of open-source operating systems and comes as various distributions or distros. The full path in Linux means starting from the root directory "/", the ad...read more

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Linux-file-commands

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