Deluge 1.3.15 install in Ubuntu eoan 19.10
Install an old Deluge 1.x version in updated Ubuntu 19.10 eoan because your server need only old version of Deluge.
Android Studio: /dev/kvm device permission denied
Solve the problem permission denied with /dev/kvm for Ubuntu.
Using APT command in Linux
Apt is a command line utility for install, update, remove and other operations. It manage dep packages in Ubuntu, Debian and distributions that based on it. It consists of most used commands apt-get and apt-cache but differs the default options. Apt was created for interactive use. Most of the commands of apt utility should be executed with sudo premissions.
Couldn't find foreign struct converter for 'cairo.Context'
TypeError: Couldn't find foreign struct converter for 'cairo.Context'
This error was caused by one of the application installed in the OS. It's easy to fix it - try to install packages it needs:
sudo apt-get install python3-gi-cairo
or
sudo apt-get install python-gobject-cairo
https://github.com/rbgirshick/py-faster-rcnn/issues/221
Install i3lock screenlock in Lubuntu 19
In the last (at that moment) version of Lubuntu 19.04 desktop environment was moved to LXQT. In looks fine, but the role of screensaver still occupied by xscreensaver application with it's awful window to enter the credentials. I've already have a post about theming this window https://16rom.com/ru/blog/temizaciya-xsreensaver .
You should delete it immediately after OS installation:
File sharing in linux (and other OS)
Seems like it's a trivial task but NO. You can't use Samba because of OS compatibility, FTP is too hard to understand and install and other things.
But there is a simple way to do this - use nodejs http-server!
If you're using your PC for development you've already should hav nodejs and npm.
Install the http-server package globally:
npm install -g http-server
Goto the folder which you want to share and type in Terminal:
Bluetooth blueman DBusFailedError
There was error connecting bluetooth headphones in Ubuntu (xfce) 16.04 : "Connection Failed: blueman.bluez.errors.DBusFailedError: Protocol not available".
One of the solutions is installing bluetooth module for pulseaudio
Transliterate filenames in batch in shell
Sometimes you need to transliterate filenames from cyrilllic to latin in Linux. Doing this manually could take a lot of work if number of files over 10. Installing new software for this tiny thing is not my choice and I just dont want to do it.
unpack RAR archieve in linux
Today was the first time I could not unpack rar file since I've started to use Linux in everyday use that! The issue was in unrar-free version - it can't unpack RAR files after 3.x version.
Apache fails with seg fault
[timestamp] [core:notice] [pid 20056] AH00060: seg fault or similar nasty error detected in the parent process