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Twig: in_array or similar possible within if statement?
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If you want to achieve the same as in_array() in PHP, ommit the keys filter
– Burgi
Feb 8 '12 at 16:...
Canvas width and height in HTML5
...1;
ctx.strokeStyle = '#f00';
ctx.fillStyle = '#eff';
ctx.fillRect( 10.5, 10.5, 20, 20 );
ctx.strokeRect( 10.5, 10.5, 20, 20 );
ctx.fillRect( 40, 10.5, 20, 20 );
ctx.strokeRect( 40, 10.5, 20, 20 );
ctx.fillRect( 70, 10, 20, 20 );
ctx.strokeRect( 70, 10, 20, 20 );
ctx.strokeStyle =...
Boolean operators && and ||
...he reason for preferring one. A word of warning though, make sure you are 100% sure they can only be length one. You can get really goofy bugs otherwise.
– Aaron left Stack Overflow
Jul 2 '11 at 19:28
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Is there a way to pass optional parameters to a function?
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def my_func(mandatory_arg, optional_arg=100):
print(mandatory_arg, optional_arg)
http://docs.python.org/2/tutorial/controlflow.html#default-argument-values
I find this more readable than using **kwargs.
To determine if an argument was passed at all, I use a...
Why #define TRUE (1==1) in a C boolean macro instead of simply as 1?
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How to check if command line tools is installed
I have a macbook pro with OS X 10.8.2.
XCode is installed. I know this as it appears in the Applications directory.
There are also the xcodebuild and xcode-select files in /usr/bin
I need to know if the command line tools is installed.
Is there a command for it?
What can I do to see if XCode CLT is ...
Modifying a query string without reloading the page
...your browser
– Zhenya
May 24 '17 at 10:49
4
in modern browsers you can just do: if (window.histor...
Detect if homebrew package is installed
...tHolger Just
43.4k1414 gold badges9494 silver badges109109 bronze badges
6
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How to kill a child process after a given timeout in Bash?
...t already installed otherwise use sudo apt-get install coreutils)
timeout 10 ping www.goooooogle.com
If you don't want to download something, do what timeout does internally:
( cmdpid=$BASHPID; (sleep 10; kill $cmdpid) & exec ping www.goooooogle.com )
In case that you want to do a timeout ...
Why is === faster than == in PHP?
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answered Mar 8 '10 at 13:16
meder omuralievmeder omuraliev
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