Removed unused packages¶
$ deborphan $ deborphan --guess-data $ deborphan --guess-all $ dpkg --purge `deborphan --guess-all`
$ egrep '^Status: |^Package: ' /var/lib/dpkg/status | egrep -B 1 'half-installed|half-configured|unpacked|triggers-awaited|triggers-pending' $ dpkg --audit
Annoying autorenaming in Guake¶
First install gconf-editor
$ sudo apt-get install gconf-editor
Then run gconf-editor and browse to /apps/guake/general and unmarked use_vte_titles key
How do you uninstall a library in Linux?¶
If sudo make uninstall is unavailable:
In a debian based system, instead of doing make install
you can run sudo checkinstall (or .rpm etc. equivalent) to make a .deb that is also automatically installed. You can then remove it using synaptic
$ sudo checkinstall
The Icedove debian package is an unbranded Thunderbird
The Enigmail is a security extension to Mozilla Thunderbird and Seamonkey.
It enables you to write and receive email messages signed and/or encrypted with the OpenPGP standard.
Sending and receiving encrypted and digitally signed email is simple using Enigmail.
Yandex Setting up mail clients¶
How to adjust screen lock settings on Linux debian desktop¶
To adjust screen lock settings from the command line, you can edit ~/.kde/share/config/kscreensaverrc.
Create the file if it does not exist. Once the file is edited, the change will automatically take effect immediately.
$ vi ~/.kde/share/config/kscreensaverrc [ScreenSaver] Lock=true LockGrace=300000 PlasmaEnabled=false Timeout=900
How to install Google Earth on Debian¶
# aptitude install googleearth-package $ make-googleearth-package $ apt-get install -f # dpkg -i googleearth_184.108.40.20630+0.5.2-1_i386.deb
# systemctl restart networking # systemctl restart network-manager
Package manager is locked¶
$ rm /var/lib/dpkg/lock /var/cache/apt/archives/lock /var/lib/apt/lists/lock
Some index files failed to download¶
$ sudo apt-get update E: Some index files failed to download. They have been ignored, or old ones used instead.
It means that these sources cannot be reached, try selecting another server to fetch from.