2022

12.5.2022

• Grep and Highlight

 awk '/ä/ && /4027992000005/' * | grep ä

10.5.2022

• Reverting from Backup you need to use the following command:

 bzcat 22:00-postgresql_database-ch_oddb-backup.bz2 | sudo -u postgres /usr/local/pg-10_1/bin/psql -p 5433 ch_oddb

6.5.2022

• If

 pavucontrol

does not show any devices just do

 pulseaudio -k

to kill all pulseaudio instances.

3.1.2022

• Grep for correct Email address

 grep -E -o "\b[A-Za-z0-9._%+-]+@[A-Za-z0-9.-]+\.[A-Za-z]{2,6}\b" file.txt

7.1.2022

• Update QT

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