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 […]
linux command
man command not found in CentOS and Red Hat
Manual pages are software documentation found in Unix like Operating system and man linux distro. To get the information about package and command, we use the syntax yum install Package_name-Command_name.The abbreviation of Manual Page is man page . When you work in Unix like operating system,we generally need help and information about the package and […]
Linux: Set user password by using encrypted password in command
In this tutorial we will learn about how to set user password by using encrypted password in command line.We assume you already know about how to simply set/reset password of user by using command (passwd username). In this tutorial,first we will encrypt the password in python interpreter then we use the output in one liner […]
Linux command to find modified and access date of file/dir/filesystem
In this tutorial we will learn about linux command to find last modified and access date of a file/dir and filesystem.The command is very useful for troubleshooting purpose. Here we will use the stat command which display file or file system status. To find the last modified and access date of a file/dir/filesystem in linux,we […]
How to make rm -fr command to be interactive
In this post I am sharing the tip, how to make rm -fr command to be interactive. As we know if you hit the command rm along with switch -fr ,it will remove the files and directory recursively. Sometimes because of human mistake any important file or directory can be removed. When you hit the […]
Useful tail command with examples in Linux/Unix
In this tutorial we will learn about useful tail command with examples in Linux/Unix which will help you in linux and Unix system administration. Question: What the tail command do Answer: tail command helps to get output from last part of file. Question: When we generally use the tail command. Answer: => tail command is […]