cal command in Linux with Examples
If a user wants a quick view of calendar in Linux terminal, cal is the command for you. By default, cal command shows current month… Read More »
Tag Archives: linux-command
mkdir command in Linux with Examples
mkdir command in Linux allows the user to create directories (also referred to as folders in some operating systems ). This command can create multiple… Read More »
Running previous command with sudo
Very often in linux, we execute a command only to see an error displaying ‘Permission denied.’ Then we realize that we had forgotten sudo before… Read More »
Linux Networking Tools
One can use a variety of network tools to perform tasks such as obtaining information about other systems on your network, accessing other systems, and… Read More »
Linux | Nmon
Nmon is a fully interactive performance monitoring command-line utility tool for Linux. It is a benchmark tool that displays performance about the CPU, MEMORY, NETWORK,… Read More »
How to setup cron jobs in Ubuntu
The Cron software utility is a time-based job scheduler in Unix-like operating systems. Cron allows Linux and Unix users to run commands or scripts at… Read More »
GDB (Step by Step Introduction)
GDB stands for GNU Project Debugger and is a powerful debugging tool for C(along with other languages like C++).It helps you to poke around inside… Read More »
Different Shells in Linux
SHELL is a program which provides the interface between the user and an operating system. When the user logs in OS starts a shell for… Read More »
What to do when load on a Linux based web server goes high?
1) We must know about uptime command. If your website is loading slow, login into your web server console and run uptime to know load… Read More »
Run commands as root with sudo
Introduction – Linux follows the very tough permission model. A root user can do anything but normal user has no permissions. To run any command,… Read More »
Communication between two process using signals in C
Prerequisite : C signal handling In this post, the communication between child and parent processes is done using kill() and signal(), fork() system call. fork()… Read More »
Create Directory or Folder with C/C++ Program
Problem: Write a C/C++ program to create a folder in a specific directory path. This task can be accomplished by using the mkdir() function. Directories… Read More »
Linux | Uptime command with examples
Uptime Command In Linux: It is used to find out how long the system is active (running). This command returns set of values that involve,… Read More »
Developing a Linux based shell
What is a shell? It’s the visible part of an operating system that users interact with, users interact with the operating system by providing commands… Read More »
Ping in C
Prerequisites : ICMP | Raw Socket | Internet Checksum | DNS Ping is a necessity for debugging of the Internet. Ping is a basic Internet… Read More »