You can use this code:
ffmpeg -i [nameofthevideo] -r 10 -f image2 image-%3d.jpeg
where 10 after -r is the number of images per second. So you can change it, according to your needs.
linux: keep open the terminal
you can add at the end of your command ;bash
for example:
rclone sync mega:ebooks /mnt/zippati/ebooks/ebooks/ -l -v ;bash
alternative browsers
I’m very disappointed by Midori and Epiphany: too minimalist.
libreoffice via snap: not a good idea
Discover let you install the latest LibreOffice release, but:
- it is very much slower than a no-snap realease
- no mysql-connectr available
Not a good idea!
So, I removed it: sudo snap remove libreoffice.
phpmyadmin: add a table (or a view) to “favorites” (bookmarks)
In tables (or views) click on the star next to his name.
re-color a whole image (in Gimp)
Colors -> Map -> Color Exchange
customize stamps (annotations) in Okular
- Create the icon you want to use for your own stamp and save it in any graphics format supported by Okular (as png)
- Click the Add button, select type Stamp and enter a name for your stamp.
- Enter the full path to your custom icon into the dropdown box in the Stamp Symbol group.
Warning: mysqli_fetch_array() expects parameter 1 to be mysqli_result, object given in
A possible reason is a lack of ‘ after SELECT from when you have a double undescore ‘__’: i.g. “SELECT * from bibliografie__Taylor” could be wrong, try with SELECT * from `bibliografie__Taylor`.
msql order by several fields
You can separe the fields by a comma: .g. “ORDER by author, date”
symlinks on linux decoder
You need to have a relative symlink (like “../../folder/file” or “folder/folder/file”), not an absolute one /(like “/mnt/your-path/file”): this latter indeed is effectual only in your computer, not on decoder (or in whatever other device).