Command-line Bluetooth Pairing Ubuntu

 https://askubuntu.com/questions/701978/how-can-a-bluetooth-keyboard-that-requires-a-code-entry-be-paired-in-the-termina

Unsafe local webdav tested for Zotero

https://thejoe.it/2021/03/08/abilitare-webdav-su-linux/

docker run -d -it -p 8080:80 -v C:\Users\XXX\webdav:/var/www/webdav ubuntu

apt update

apt install apache2

a2enmod dav

a2enmod dav_fs

/etc/init.d/apache2 restart

# mkdir -p /var/www/webdav

chown www-data.www-data /var/www/webdav

apt install nano

nano /etc/apache2/sites-available/webdav.conf

<VirtualHost *:80> ServerAdmin webmaster@domain DocumentRoot /var/www/webdav/ <Directory /var/www/webdav/> Options Indexes MultiViews AllowOverride None Order allow,deny allow from all </Directory> </VirtualHost> Alias /webdav /var/www/webdav <Location /webdav> DAV On AuthType Basic AuthName "webdav" AuthUserFile /var/www/webdav/passwd.dav Require valid-user </Location>

a2ensite webdav.conf

htpasswd -c /var/www/webdav/passwd.dav USER

chown root:www-data /var/www/webdav/passwd.dav

chmod 640 /var/www/webdav/passwd.dav

/etc/init.d/apache2 restart

Convert heic images to jpg

Install imagemagick 

magick mogrify -format jpg *.heic

Animated Gif generation

Tool: http://www.imagemagick.org/script/index.php

Windows commands:

- PDF to PNG

magick convert -density 300 .\multi_pages_input.pdf image-%d.png

- PNG to GIF

magick convert -delay 50 -loop 0 -dispose previous .\image* result.gif

magick convert -delay 50 -loop 0 -dispose previous image0.png image1.png ... cube_merge.gif

Embedding a Google Drive image in HTML

https://dev.to/temmietope/embedding-a-google-drive-image-in-html-3mm9

Copy Remote Folder including Hidden Files

This is an alternative su scp

rsync -av src/ user@server:dest/

source: https://serverfault.com/questions/21580/how-to-make-scp-copy-hidden-files

Create Desktop entry addable to favorites

gnome-desktop-item-edit /home/YOURUSERID/.local/share/applications/ --create-new