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How to make a Python script run like a service or daemon in Linux
.... full path to script'
/usr/bin/python $script &
now make a file in /etc/init.d/scriptname
#! /bin/sh
PATH=/bin:/usr/bin:/sbin:/usr/sbin
DAEMON=/home/.. path to shell script scriptname created to run python script
PIDFILE=/var/run/scriptname.pid
test -x $DAEMON || exit 0
. /lib/lsb/init-f...
Using only CSS, show div on hover over
...his answer doesn't require that you know the what type of display (inline, etc.) the hideable element is supposed to be when being shown:
.hoverable:not(:hover) + .show-on-hover {
display: none;
}
<a class="hoverable">Hover over me!</a>
<div class="show-on-hover">I'm a...
What are the differences between Helper and Utility classes?
...becoming useless. Examples: Vector3, RandomNumberGenerator, StringMatcher, etc...
A "helper" seems to be any class whose design is to aid another class. These may or may not depend on your project. If you're creating a GameNetworkClient class, you could say the GameNetworkConnection class is a 'he...
What's the difference between echo, print, and print_r in PHP?
...ngs are not quoted, type information is omitted, array sizes aren't given, etc.
var_dump is usually more useful than print_r when debugging, in my experience. It's particularly useful when you don't know exactly what values/types you have in your variables. Consider this test program:
$values = ar...
Singletons vs. Application Context in Android?
...l on physical devices than a singleton concept: the gps, clock, the gyros, etc etc - conceptually how else would you engineer those than as singletons? So yeah.
– Fattie
May 20 '14 at 9:52
...
How do I list all versions of a gem available at a remote site?
...ut it in a string so that we're sure we pass it 1-1, i.e. gem list '^rhc$' etc.
– mgol
Oct 2 '13 at 3:04
1
...
Batch script to delete files
...ike this:
set olddir=%CD%
cd /d "path of folder"
del "file name/ or *.txt etc..."
cd /d "%olddir%"
How this works:
set olddir=%CD% sets the variable "olddir" or any other variable name you like to the directory
your batch file was launched from.
cd /d "path of folder" changes the current direct...
Are table names in MySQL case sensitive?
...
Yes, but there to put this statement? I guess it is on: /etc/mysql/my.cnf underneath [mysql] group. But this is not enough, still something else needs to be done (besides of course restart mysql...
– Alg_D
Feb 5 '16 at 12:22
...
Should I add .vcxproj.filter files to source control?
...ntain a description of the folder structure (\Source Files, \Header Files, etc.).
4 Answers
...
RESTful URL design for search
...persistance) where the result may contains search scoring, categorisation, etc. You can also create/delete a named search like /cars/search/mysearch. Look at that: stackoverflow.com/a/18933902/1480391
– Yves M.
Jan 30 '14 at 14:32
...