Thursday, July 12, 2018

ffmpeg: Extract audio to mp3 from multiple mp4 video files

for i in *.mp4; do ffmpeg -i "$i" -q:a 0 -map a "$(basename "$i" .mp4)".mp3 ; done

Sunday, July 08, 2018

Linux: Download audo only from twitch (including live stream)

Show available video formats:
youtube-dl --list-formats twitch_url_to_video
Download only audio:
youtube-dl -f audio_only twitch_url_to_video

Wednesday, July 04, 2018

Thursday, June 07, 2018

Cmake: compile using clang instead of gcc

export CC=/usr/bin/clang
export CXX=/usr/bin/clang++
cmake ..

Thursday, May 31, 2018

ssh config

Example
# contents of $HOME/.ssh/config
Host dev
HostName dev.example.com
Port 22000
User fooey

From: https://nerderati.com/2011/03/17/simplify-your-life-with-an-ssh-config-file/

Monday, May 28, 2018

i3: add rofi key $mod+d

Edit .config/i3/config:
bindsym $mod+d exec "rofi -combi-modi window,drun -show combi"

Tuesday, May 15, 2018