In most of the programming languages, debugger tool is available for debugging. A debugger is a tool that can run a program or script that enables you to examine the internals of the script or program as it runs. In this post, we will learn … Read more
Apache Subversion is also known as SVN, it is an open-source versioning and revision controlling program which helps in storing the present and past historic file versions like documents, source codes and web pages. SVN comes under Apache License. In this tutorial, we will learn … Read more
Q:1 What is Shell Script and why it is required ? Ans: A Shell Script is a text file that contains one or more commands. As a system administrator we often need to issue number of commands to accomplish day to day tasks, we can … Read more
OpenOffice is an open source office software suite which provides Word Processor as Writer, spreadsheet as Calc , presentation PPT application as Impress, drawing tool as Draw, a Mathematical tools as Math and Database management application as Base. OpenOffice is developed and maintained be “Apache … Read more
Master PDF editor is a pdf editing tool through which we can edit or add text, images and password to a pdf file.Using this tool we can also split, merge and remove pages from a pdf file. Master PDF editor package is not listed in … Read more
Apt is a command line package management utility for Ubuntu and Debian Linux. Apt is used to install, remove, update and upgrade Debian packages from command line in Ubuntu and Debian systems. Apt (Advanced package tool) overcomes the issues and bugs that were noticed in … Read more
VLC (VideoLan) is a portable and open-source media player for Linux like operating systems, Microsoft Windows, Mac OS X and android. VLC plays our favorite audio and video files, it can play various audio & video formats such as mpeg, divx, mov, mp3, mp4, dvd, … Read more
Q:1 How to check current run level of a Linux server ? Ans: ‘who -r’ & ‘runlevel’ commands are used to check the current runlevel of a linux box. Q:2 How to check the default gateway in Linux ? Ans: Using the commands like “ip … Read more
Fedora is an open source Linux based operating system. As Fedora is free so end users can use it , modify it as per their requirements and distribute it. Fedora Operating system is available for Desktops, Servers and cloud. Fedora project is supported by RedHat. … Read more
In this tutorial, we will cover ls command in Linux with 14 useful practical examples. ls command in Linux/UNIX list the directory contents. When we issue ls command without any option, it displays the information about files and directories of present working directory in alphabetical … Read more
KVM stands for Kernel Based Virtual Machine, it is a Kernel based virtualization software available in Linux like operating system. KVM is used to create and manage virtual machines and it works only if the CPU has a support of hardware Virtualization. Use the below … Read more
Every process in Linux is provided with three open files( usually called file descriptor). These files are the standard input, output and error files. By default : Standard Input is the keyboard, abstracted as a file to make it easier to write shell scripts. Standard … Read more
