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What is the meaning of “$” sign in JavaScript
...ting a variable inside a larger string without using quotes and plus-signs etc.
– Oscar Bravo
Nov 23 '17 at 14:18
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How to run a shell script at startup
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In the file you put in /etc/init.d/ you have to set it executable with:
chmod +x /etc/init.d/start_my_app
Thanks to @meetamit, if this does not run you have to create a symlink to /etc/rc.d/
ln -s /etc/init.d/start_my_app /etc/rc.d/
Please not...
Difference in System. exit(0) , System.exit(-1), System.exit(1 ) in Java
...ght have been documented as write error; error code 2 might be read error, etc.
– Nylon Smile
Mar 20 '14 at 1:38
It's ...
Set margins in a LinearLayout programmatically
...topMargin = ...;
((MarginLayoutParams) lp).leftMargin = ...;
//... etc
}
else
Log.e("MyApp", "Attempted to set the margins on a class that doesn't support margins: "+something.getClass().getName() );
...this works without needing to know about / edit the surrounding layout. Note the "i...
Fastest way to implode an associative array with keys
...d the best way to implode an associative array but using my own seperators etc...
So I did this using PHP's array_walk() function to let me join an associative array into a list of parameters that could then be applied to a HTML tag....
// Create Params Array
$p = Array("id"=>"blar","class"=>...
rails + MySQL on OSX: Library not loaded: libmysqlclient.18.dylib
...of the other workarounds. Sometimes you have to rely on magical symlinks, etc, but it makes your system increasingly more and more brittle. (If it does not work, no harm is done and nothing to undo.)
– Tom Wilson
Dec 20 '16 at 18:51
...
nginx - client_max_body_size has no effect
...ax_body_size 200M;
}
(in my ISPconfig 3 setup, this block is in the /etc/nginx/nginx.conf file)
server {
...
client_max_body_size 200M;
}
location / {
...
client_max_body_size 200M;
}
(in my ISPconfig 3 setup, these blocks are in the /etc/nginx/conf.d/default.conf file)
A...
PHP Array to CSV
...' format by built in php function fputcsv takes care of commas, quotes and etc..
Look at
https://coderwall.com/p/zvzwwa/array-to-comma-separated-string-in-php
http://www.php.net/manual/en/function.fputcsv.php
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Does ruby have real multithreading?
...un one thread at a
time.
However, any number of C Threads (POSIX Threads etc.) can run
in parallel to the Ruby Thread, so external C Libraries, or MRI
C Extensions that create threads of their own can still run in
parallel.
The second implementation is YARV (short for "Yet
Another Ruby VM"). Y...
How to get CRON to call in the correct PATHs
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I used /etc/crontab. I used vi and entered in the PATHs I needed into this file and ran it as root. The normal crontab overwrites PATHs that you have set up. A good tutorial on how to do this.
The systemwide cron file looks like thi...