The strace is a powerful command-line tool for process monitoring, diagnostic and troubleshooting programs in Linux. Generally, it is used to intercept and record the system calls and the signals received by a process. You can use strace to analyze [...]
LINUX COMMANDS
Linux Stat Command Explained
The stat command is used in Linux/Unix system to display detailed information about files and file systems. It is most commonly used to get file timestamps. The Linux ls command usually gives you basic details about a file whereas stat [...]
How to Create Bootable USB from ISO using Linux Terminal
There are many third-party tools to create a bootable Linux USB Drive. Here I will show you how to create a bootable USB flash from ISO file using the Linux terminal. Before we start make sure you have downloaded the [...]
Sudo Permission Denied with Redirect or Pipe [Solutions]
In this tutorial, I will show you how to use the sudo command when using it with redirect or pipe. When using sudo with redirection (>) or pipe (|), you will get Permission denied error message in bash output. Further [...]
How to Make Bash Script Executable Using Chmod
In this tutorial, I am going through the steps to create a bash script and to make the script executable using the chmod command. After that, you will be able to run it without using the sh or bash commands. [...]
Linux Find Files Modified in Last Number of Days
The Linux find command is a handy tool that lets you find or locate files on your system. You can specify to locate a file based on wide criteria such as file type, file location, and file permissions to mention [...]
How to Get Last Modified Date of File in Linux
Sometimes, you may be required to check detailed information about a file (timestamp) such as its last modified date. This can come in handy when you want to check when the file was last edited. Additionally, it ensures that you [...]
Useful AWK One-Liners to Keep Handy
Awk is a very powerful and handy tool designed for advanced text processing. It searches and scans a file line by line, splits each input line into fields, compares the input line or fields to pattern and performs an action [...]
Gzip and Keep Original File in Linux
Gzip command by default delete the original file and replace it with a new compressed file with .gz extension. In this article, I am going to show you how to gzip file and keep the original ones intact. Previously, we [...]
4 Ways to Check Which Shell You are Using on Linux
Out of the box, Linux provides a wide variety of shells. There is bash (Bourne Again shell) shell which ships by default in many Linux distributions. We also have sh (Bourne Shell), tcsh (TC shell), csh (C shell), Zsh (Z [...]
Awk Command in Linux
AWK is one of the most powerful command in Linux. You can manage data and generate reports using the awk command. It also allows us to use logical operation, variables, print functions and many more. AWK stands for "Aho, Weinberger [...]
13 Cool Things to Do with Linux
Linux is an open-source operating system that allows you to run almost every major web development language available. You don't need to pay for any software installation and you can find everything on the web. It can be installed on [...]
Linux wget Command Explained with Examples
The Linux wget command-line tool is a nifty utility used to download files over the internet. It's usually used when you want to download tarball & zipped files, deb & rpm packages from a website. With wget command, you can [...]
How to Use Snap Packages in Linux
Snap (snappy) is a software deployment and package management system for Ubuntu and other Linux distributions. It was introduced by Canonical since version Ubuntu 16.04 LTS. Snap software are self-contained packages with all dependent libraries included that makes installation much [...]