In this post we will learn how to encode and decode the strings with base64. We will also see some example on this as well. Introduction Base64 is a group of similar encoding schemes that represent binary data in an ASCII string format by translating it into a radix-64 representation. The Base64 term originates from […]
Tips And Tricks
rsync all files,hidden files,symlinks,hardlinks to remotes Linux Server
rsync all files,hidden files,symlinks,hardlinks to remotes Linux Server I have used these flags -ravpzHogt along with rsync command many times in server migration. And I always get good results. Key features** (1) Date Time stamp of files and folder remain same as you find in source server. (2) Hidden files or directory recursively transfer to […]
Terminal Recording with script and scriptreplay command
Learn how to do terminal recording with script and scriptreplay command.It is one of the useful command to record the activities on terminal. Morever after recording the terminal session you can play the session activity with the help of scriptreplay command. root@tuxworld:~# script -t 2>sample.time sample.log Script started, file is sample.log root@tuxworld:~# The script will […]
How to change hostname in Ubuntu 12.04 and 12.10 without system restart
In this post learn,how to change hostname in Ubuntu 12.04 and 12.10 without system restart. Here, there are few steps through which we can change the hostname of system without reboot. System OS: Ubuntu 12.04 LTS n l Follow steps to change hostname in Ubuntu 12.04 LTS and Ubuntu 12.10 Step 1: Edit the /etc/hosts […]
Convert hyphen to underscore in between all filenames shell script
In this post we will learn, how we can convert hyphen to underscore in between of all filenames with the help of shell script or bash script. For eg. if you want to convert the file haveing hyphen sign in between its name to Underscore . Use the below given method. After using the script […]
Keep logs of user after sudo su – : Secondary Logging
When we do sudo su – or su – and user become root we mostly found that in log it is not easy to track which command is used by which user. In this post, we will setup the secondary logging to Keep logs of root user after sudo access. You can also setup the […]