How To Clean Yum Cache In CentOS/RHEL?

How To Clean Yum Cache In CentOS/RHEL?

Yum is a tool used to manage packages in CentOS, RHEL, Fedora, etc. Yum simply downloads and installs packages or removes them. The downloaded packages are cached in the local system for future use. But this requires some disk space. The yum cache can be cleaned in different ways which are related to the cached … Read more

Set Date, Time, and Timezone In Linux

Set Date, Time, and Timezone In Linux

Date, time, and timezone are very important for IT systems. This information is used to provide information about log time, operation time, etc. The date is related to the day, weekday, month, yea, etc. Time is related to the hour, minute, second, etc. Timezone is the difference between current location time from the GMT. Print … Read more

Make HTTP Get Request with curl Command

Make HTTP Get Request with curl Command

The curl command is used to make requests and act as a client for a lot of popular network-based protocols. HTTP requests can be created with the curl command easily. HTTP Get request is a popular request to get remote resources via the HTTP protocol. In this tutorial, we will learn how to make HTTP … Read more

How To Install GCC Compiler On Ubuntu?

How To Install GCC Compiler On Ubuntu?

GCC (GNU Compiler Collection) is a collection of tools used to compile different programming languages source code into binary, executables, or libraries. GCC supports a lot of programming languages like C, C++, Java, Objective-C, Go, Fortran, Ada, etc. A lot of open-source projects use the GCC to compile source code to binary. In this tutorial, … Read more

Run Cron Job Every Minute

Run Cron Job Every Minute

Linux provides the cron job for the jobs, tasks, or processes which should be run at the specified intervals. A cron job can be configured for different intervals like daily, weekly, every two days at the specified time, etc. One of the most used intervals is running a job every minute. Run Cron Job In … Read more

Linux $PATH Variable Tutorial

Linux $PATH Variable Tutorial

Linux provides the $PATH environment variable in order to store the paths or location of the binaries or executables. When a command or executable is called from the shell or application the $PATH environment variable is used to look up the locations. The $PATH variable stores multiple locations which are inspected for the specified command … Read more

How To Increment Variable In Bash Shell and Script?

How To Increment Variable In Bash Shell and Script?

Linux Bash Shell is a complete shell with programming features. The bash shell provides variables and arithmetic operations like sum, divide, etc. The bash shell variables can be incremented in different ways. This incrementation operation can be done in different ways. In this tutorial, we will learn different ways to increment or increase a variable … Read more

How To Check Linux Memory Usage?

How To Check Linux Memory Usage?

Linux operating system manages and uses different system resources. The memory or RAM is one of the most important system resources where every running process, command, service, the job requires and uses some memory. So a typical system has a lot of processes and services it uses and manages a lot of memory. A typical … Read more