Find command in Linux
Find command is used to filter objects in the file system. It can be used to find files, directories, files of particular pattern i.e. txt,.php and so on. It can search by file name, folder name, modification date , by…
Category Linux
Linux date Command
Linux date command is used to display the system date and time. We can also print the past date, future date or set the date manually. By default, the date command prints the current date of the Linux system. Here…
How to Use ls Command in Linux/Unix
When using Linux, you are going to almost always be hooked to the terminal. And one of the common commands that you’ll have at the back of your hand will be the “ls” command. Also read: The mkdir command in…
How To Set Environment Variables in Linux
In this tutorial, we’ll learn how to set environment variables in Linux manually. When using Linux, the Kernel sets up the environment with default values for a lot of variables that we would need to use. This includes the default…
Linux ping Command
PING (Packet INternet Groper) is a network administration utility used to check the connectivity status between a source and a destination computer/device over an IP network. It also helps you assess the time it takes to send and receive a…
Sudo Command in Linux/Unix
When you use the sudo command for the first time, you see the message “With great power, comes great responsibility.” And rightly so. “Sudo” is short for Superuser Do. With this command, any user who has been granted permissions has…
How to install CouchDB on Ubuntu 18.04
CouchDB is a free and open-source fault-tolerant database made and maintained by the Apache Software Foundation. It is a very good choice for a NoSQL type database, where you do not want a relational database. In this tutorial, we shall…
Linux chmod Command
The chmod (change mode) command in Linux is used to change the access mode of a file, based on the type of user accessing the file and the type of permission associated with accessing the file. File Permissions and User…
The man command in Linux/Unix
When you buy a new home appliance, it is accompanied by a user manual that explains the functions of the appliance. Similarly, when you download and install a new package for Linux, the user manual for the program is automatically…
Understanding Ubuntu’s hosts file
The hosts’ file is an extremely useful albeit small text file that stores host names with associated IP addresses. It is basically a mapping from hostnames to IP addresses. Any network protocol uses this mapping to convert hostnames to numeric…