Category Archives: Tips and tricks

WordPress: how to hide the website description in your Home Page

 WordPress: how to hide the website description in your  Home Page

How to hide the website description in your  Home Page without removing the “description” Meta-tag

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Linux resize images

By supposing you have imagemagick installed on your OS, run a shell and type:

mogrify -resize 200x200 -format png *.jpg

then press the ENTER key. Of course you can replace 200×200 with your preferred size.

Linux change file owner

Run a shell. To change the owner of a file, type:

chown USERNAME FILENAME

and press the ENTER key.
To change the group type:

chgrp GROUPNAME FILENAME

and press the ENTER key.

ffmpeg desktop recording – on Linux OS

Save this code as recording.sh:

#!/bin/bash
ffmpeg -f x11grab -r 35 -s svga -i :0.0 -sameq /home/user_/grabvideo-svga-out.mpg

then make the file executable (setting permissions). To start recording your actions on desktop, click or  double click on the file. To stop recording kill the ffmpeg process typing into a shell:

kill -9 [n]

Linux untar multiple files

 Linux untar multiple files

To extract all *.tar.gz files present into a directory on Linux systems run a shell and type:
for i in *.tar.gz; do tar -xvzf $i; done

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FLTK 2 – Open and save files on Windows OS

FLTK 2 Open and save files on Windows OS codethumb  FLTK 2 – Open and save files on Windows OS

Native Win code to open / save files on Win Os using FLTK / FLTK 2. I’ve founded this code on Greg Ercolano’s Home Page, The underlined text strings are those I’ve added to load and save files effectively, on FLTK 2 standard text editor../*Open and load file*/ Read more »

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