Category Archives: Beginner

Copy large files between servers

Posted on September 9, 2015 by Juergen Caris

If you have to copy large files between systems and security is not an issue you could use netcat. Netcat is a tool that has been developed in 1996 but it is still one of the best tools for this … Continue reading →

Posted in Bash, Beginner | Leave a comment

Conditions in BASH scripts Pt. 1

Posted on July 22, 2015 by Juergen Caris

This is just a reminder for myself. Usually I have to look this up in Google whenever I want to use it 🙁 Check if string A contains string B: if [[ $A == *”$B”* ]] then echo We have … Continue reading →

Posted in Bash, Beginner | Leave a comment

resize2fs: Bad magic number in super-block while trying to open ….

Posted on June 17, 2015 by Juergen Caris

… or how to resize a file system on CentOS 7. Due to moving my home partition to a new disk I gained some space back from the logical volume home. After deleting it I thought that it would be … Continue reading →

Posted in Beginner, Linux | 50 Comments

Passwordless remote login using Putty

Posted on November 13, 2014 by Juergen Caris

It is quite easy to configure Putty to login to a server using a public/private key pair. Create the key pair Open the Puttygen.exe file and create a 1024 bit RSA-SSH2 key. After the keys have been created save them … Continue reading →

Posted in Applications, Beginner, Linux, Windows | Leave a comment