System Administration

Category: System Administration (30 posts) [RSS]

Dec 13 2017

Recover your GPG profile from a GnuPG card

This article shows how to get your keys back if you use a GnuPG card to store your GPG keys ...

Nov 15 2017

Convert audio files with ffmpeg

Here is a quick primer how to convert all files within a directory form one audio format to another one
...

Nov 07 2017

Recover files from an encrypted home partition

No need to panic if you want to recover data from an encrypted home partition under Debian / Ubuntu. ...

Oct 14 2017

Enable https downloads with wget on OpenWRT

This article shows how to enable https downloads with wget on OpenWRT Chaos Calmer
...

Sep 12 2017

How to set up OpenWRT on a ALIX 2d13 board

This article shows how to build a small OpenWRT based router with wifi and LTE connection based on an ALIX2d13 board.
...

Apr 19 2017

How to make static webpage snapshots with wget

Sometimes it is better to have a (local) backup. Here is how you backup a (foreign) homepage with wget. ...

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 ...

Dec 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. ...

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