System Administration

Category: System Administration (14 posts) [RSS]

Feb 20 2017

How to install node-red in Ubuntu

This article shows how to install node-red under Ubuntu 16.04 ...

Jan 21 2017

Uninstall dpkg packages in Ubuntu

This article shows how to remove *.dpkg packages (which are not removable via the software center) from an Ubuntu box ...

Dez 30 2016

How to replace a failed disk of a degraded linux software raid

Recently one of my disks within a Linux software raid started to fail. Here is a quick outline how to replace it. ...

Sep 20 2016

Renewal of a letsencrypt certificate for lighttpd

This article shows how to renew a letsencrypt certificate, which is used by a lighttpd server. ...

Mai 17 2016

How a keysigning party builds a web of trust

Did you ever attend a key-signing party ? ... No ? ... In this article I am telling you what it is, why it is cool, and what the next steps after the party are ...

Feb 09 2016

How to rename an application within IIS7

Renaming an application within IIS7 is not possible via the graphical user interface. This article shows how to do it via the command line. ...

Feb 05 2016

OpenLDAP authentication for vTiger 6.0

This article shows how to enable LDAP authentification for vTiger 6.0 against an OpenLDAP server ...

Jan 03 2016

How to create a RAM disk

Sometimes (for example in software defined radio application with high bandwidths or video editing) you need ultimate read and write speed on your disks. The solution therefore is to utilize a RAM disk. Here is how to setup such a thing ...

Dez 15 2015

Download multiple files with similar names within bash

Downloading multiple documents from the same location (Document_01.pdf, Document_02.pdf, ..., Document_30.pdf) from a webserver is a time consuming task. Here is a small script that shows you how to automate it in bash ...

Nov 21 2015

Auto reconnect on dropped VPN connection

This article shows a way how to re-establish a VPN connection which get disconnected (for whatever reason) from time to time ...

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