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Peak memory usage of a linux/unix process
Is there a tool that will run a command-line and report the peak RAM usage total?
20 Answers
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Why does GCC generate 15-20% faster code if I optimize for size instead of speed?
I first noticed in 2009 that GCC (at least on my projects and on my machines) have the tendency to generate noticeably faster code if I optimize for size ( -Os ) instead of speed ( -O2 or -O3 ), and I have been wondering ever since why.
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Convert php array to Javascript
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Spudley's answer is fine.
Security Notice: The following should not be necessary any longer for you
If you don't have PHP 5.2 you can use something like this:
function js_str($s)
{
return '"' . addcslashes($s, "\0..\37\"\\") . '"';
}
function js_array($array)
{
$temp ...
Passing a URL with brackets to curl
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Never mind, I found it in the docs:
-g/--globoff
This option switches off the "URL globbing parser". When you set this option, you can
specify URLs that contain the letters {}[] without having them being interpreted by curl
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Nodejs cannot find installed module on Windows
I am learning nodejs at the moment on Windows. Several modules are installed globally with npm.cmd, and nodejs failed to find the installed modules. Take jade for example,
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How to delete from a text file, all lines that contain a specific string?
... I use sed to delete all lines in a text file that contain a specific string?
17 Answers
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Play an audio file using jQuery when a button is clicked
I am trying to play an audio file when I click the button, but it's not working, my html code is:
6 Answers
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How do you pass a function as a parameter in C?
...ype for a function which takes a function parameter looks like the following:
void func ( void (*f)(int) );
This states that the parameter f will be a pointer to a function which has a void return type and which takes a single int parameter. The following function (print) is an example of a funct...
Get number of digits with JavaScript
As the title of my post suggests, I would like to know how many digits var number has. For example: If number = 15; my function should return 2 . Currently, it looks like this:
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Java String - See if a string contains only numbers and not letters
I have a string that I load throughout my application, and it changes from numbers to letters and such. I have a simple if statement to see if it contains letters or numbers but, something isn't quite working correctly. Here is a snippet.
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