This is a way to change notify and audio icon size for XFCE panel:
Create or edit ~/.config/gtk-3.0/gtk.css
, and add these two selectors:
#pulseaudio-button * {
-gtk-icon-transform: scale(.55);
}
#xfce4-notification-plugin * {
This is a way to change notify and audio icon size for XFCE panel:
Create or edit ~/.config/gtk-3.0/gtk.css
, and add these two selectors:
#pulseaudio-button * {
-gtk-icon-transform: scale(.55);
}
#xfce4-notification-plugin * {
Search and Replace
Search and replace PHP variable in if
control structure using regex:
if \(isset\(\$([a-zA-Z_]+)\)\) \{
Replace pattern
if (isset($$$1) AND $$$1 !== '') {
Move a window to another workspace
Press Ctrl+Alt+Shift Left
or Ctrl+Alt+Shift Right
Move a window to another monitor
Press Super+Shift Left
or Super-Shift Right
Move active window around on the desktop
This is a way to install and set up Nginx, MariaDB and PHP-FPM on Ubuntu 20.04.
NOTE: This has been prepared for ease of use in mind, not security, mostly in development machine. Please do not use these instructions to setup on a public server environment. Use other proper manuals instead.
$ sudo apt update
Backup with bunzip | |
tar cvfj file.tar.bz2 * | |
tar cvfj file.tar.bz2 /path/to/directory_to_backup/ | |
Extract from bunzip to directory 'archive' | |
tar -xvf archive.tar.bz2 ./ | |
Compress multi directories into each own compressed files | |
for i in */; do zip -r "${i%/}.zip" "$i"; done | |
for i in */; do tar -czvf "${i%/}.tar.gz" "$i"; done |
Dump all PHP variables
$all_vars = get_defined_vars();
print_r($all_vars);
Create an array for a range (e.g: array with number from 1 to 9)
$number = 9;
for ($i = 1; $i <= $number; ++$i) {
Calculate average value from B2 to B32 with B24 to B32 are blanks:
=SUM(B2:B32)/(ROWS(B2:B32)-COUNTBLANK(B2:B32))
or simply:
=AVERAGE(B2:B32)
<input type="submit" name="value(submit)" value="Continue" onDblClick="fncDoubleOut();">
<input type="button" name="value(submit)" value="Cancel" onclick="cancel_onclick();" onDblClick="fncDoubleOut();">
function fncDoubleOut(){
alert('Your transaction is being processed. Thank you.');
return false;
}
List of table's names only
SELECT `COLUMN_NAME`
FROM `INFORMATION_SCHEMA`.`COLUMNS`
WHERE `TABLE_SCHEMA`='db name'
AND `TABLE_NAME`='table name';
Select all rows with the same value
SELECT e1.*