Category Archives: Bash

Scripts, sources and howto’s

How to strip a certain number of Bytes from the end of a file in bash

Posted on June 20, 2017 by Juergen Caris

To crop the last n Bytes from a file you can use the truncate command. [u_r_the_man@TESTBOX ~]$ truncate –size=-n <filename>Where n represents the number of Bytes to cut from the end of <filename>. The advantage is that the command will … Continue reading →

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Execute multible commands on a remote machine using SSH

Posted on February 27, 2017 by Juergen Caris

To execute a number of commands on a remote machine you can create a file that contains the commands that you want to execute. This file can then be ‘cat’ed to your ssh command. I wrote one command file to … Continue reading →

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Send output of a bash script to the console and to a file

Posted on June 1, 2016 by Juergen Caris

Sometimes it is necessary to send the output of a script to different targets. If you want to send the output to a text but want to be able to see it on the console as well you can use … Continue reading →

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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 →

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