Posts

June 26, 2016 • 1 min read • Technology

ffmpeg

Trimming an avi file: ffmpeg -i Die_Sendung_mit_der_Maus_16.06.19_09-30_ard_30_TVOON_DE.mpg.HQ.avi -vcodec copy -acodec copy -ss 00:06:04 -t 00:29:32 output.aviss is the start time and t is the duration (not the end time)webm to mp3 conversion:ffmpeg -i La_robe_de_soie.webm -vn -ab 128k -ar 44100 -y "La_robe_de_soie.mp3"Concatenate two videos:ffmpeg -f concat -safe 0 -i list.txt -c copy /tmp/output.avilist.txt:file 'video1.avi'file 'video2.avi'UPDATE:It is nice to be able to manipulate video files on the command line.
RPU Seminar 2016

June 24, 2016 • 1 min read • Science

RPU Seminar 2016

Short Presentation of the Biomedical Protein Production and Purification Core Facility.
Cloning Club

June 22, 2016 • 2 min read • University of Helsinki

Cloning Club

Together with the Doctoral Programme in Biomedicine (DPBM) we are organizing in autumn 2016 a workshop and a practical course about cloning (course code 921244).
Unicorn 7-Benutzer-Einrichtung erfordert manuelle Intervention in einer Netzwerkbenutzer-Umgebung

June 17, 2016 • 5 min read • Technology

Unicorn 7-Benutzer-Einrichtung erfordert manuelle Intervention in einer Netzwerkbenutzer-Umgebung

Unicorn, Äkta Avant, Äkta Explorer, GE Healthcare, Windows, Netzwerk-Authentifizierung, Benutzer-Einrichtung, Methode, Resultat, Wissenschaft, ProteinaufreinigungSince we are operating our Äkta Avant in a multiuser environment, we need to separate the methods and results of the different users.
Echtes Biohacking

June 13, 2016 • 2 min read • Technology

Echtes Biohacking

Steven Novella hat einen interessanten Blog-Artikel ūber Biohacking geschrieben.

June 10, 2016 • 1 min read • Technology

Netstat

To list all ports that a server is listening to:sudo netstat -plnt

June 10, 2016 • 1 min read • Technology

BSD and Linux

I am used to the fact that a Linux installer honours a pre-existing install of Windows and offers to setup the computer with a dual-boot option during installation.
Real biohacking

May 23, 2016 • 2 min read • Technology

Real biohacking

I have read an interesting blog post by Steven Novella about biohacking.
Unicorn 7 user separation requires manual intervention in a network user environment

May 9, 2016 • 5 min read • Science

Unicorn 7 user separation requires manual intervention in a network user environment

Since we are operating our Äkta Avant in a multiuser environment, we need to separate the methods and results of the different users.
Find me elsewhere

Biochemistry/Molecular biology researcher and teacher