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Tips And Tricks

30 useful Linux terminal keyboard shortcuts

January 9, 2014 by Sharad Chhetri 3 Comments

In this post we will know about 30 useful Linux terminal keyboard shortcuts.The Linux keyboard shortcuts make your work on terminal very easy.We have tried to gather some useful Linux terminal keyboard shortcuts which can be run in system terminal as well as accessing machine with ssh command(Means through ssh terminal in short). The given […]

Filed Under: Linux, Tips And Tricks Tagged With: shortcut keys

Password prompt in single user mode is not secure : CentOS/Red Hat

January 8, 2014 by Sharad Chhetri Leave a Comment

In this post I will discuss about, how a person still can log into Single User mode even if you have secure the single user mode.We can still login into system even if you are getting password prompt in single user mode / runlevel 1.The practical has been done in CentOS 6.x and Red Hat […]

Filed Under: Linux, Tips And Tricks Tagged With: forgot root password, runlevel, single user mode

Install and optimize the png file by using optipng

January 7, 2014 by Sharad Chhetri Leave a Comment

In this tutorial we will learn,how to install and optimize the png file by using optipng. Optimizing the png format file is very important, in terms of decreasing the website loading page time. If your website has a lots of png file,it may take time to load which also results in decreasing the webpage opening […]

Filed Under: Linux, Tips And Tricks

Install libjpegtran by using yum command in CentOS 6.x

January 6, 2014 by Sharad Chhetri 1 Comment

In this tutorial we will learn,how to install libjpegtran by using yum command in CentOS 6.x. The libjpegtran is mainly used for optimizing the jpeg and jpg format files.This utility compress an image without losing the quality of file. If you are running a website which has lots of jpeg/jpg file, which may take time […]

Filed Under: Linux Commands, Tips And Tricks Tagged With: CentOS, jpegtran, linux command

Recover Linux Grub Password in linux rescue mode CentOS/Red Hat

January 5, 2014 by Sharad Chhetri 1 Comment

In this tutorial we will learn,recover Linux Grub Password in linux rescue mode CentOS/Red Hat.We are doing this practical with scenario,in case we forgot root as well as grub password.The method will help you to recover linux grub boot loader password. Requirement: We prefer to use bootable CentOS/Red Hat CD/DVD/USB which is used for installing […]

Filed Under: Linux, Tips And Tricks Tagged With: grub, recover grub password

Set GRUB password after installation of CentOS/Red Hat

January 4, 2014 by Sharad Chhetri 1 Comment

In this tutorial we will learn about how to set GRUB password after installation in Red Hat based Operating System. In our last post,we have described about how to reset root password in single user mode. If our system does not have grub password set, anyone can reset root password after booting the system in […]

Filed Under: Linux, Tips And Tricks Tagged With: grub, grub password

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