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Algorithm to get the excel-like column name of a number
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I have translated this PHP script to JS: gist.github.com/terox/161db6259e8ddb56dd77
– terox
Oct 5 '15 at 10:50
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iphone - how can i get the height and width of uiimage
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UIImageView *imageView = [[[UIImageView alloc]initWithImage:[UIImage imageNamed:@"MyImage.png"]]autorelease];
NSLog(@"Size of my Image => %f, %f ", [[imageView image] size].width, [[imageView image] size].height) ;
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How to check if an int is a null
...he memory Integer takes more memory than int. But the difference of memory allocation, nothing to be considered.
In this case you must use Inter instead of int
Try below snippet and see example for more info,
Integer id;
String name;
//Refer this example
Integer val = 0;
`
if (val != nul...
Need a simple explanation of the inject method
...okie me, I just combined that all into one line," but you also temporarily allocated memory for x as a scratch variable that wasn't necessary since you already had result to work with.
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impro...
Correct way to pass multiple values for same parameter name in GET request
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FWIW PHP doesn't support reading args like ?id=5&id=3. PHP would only read in one value for id here. If I remember correctly, it would have to look like this for it to work with PHP: ?id[]=5&id[]=3
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How to check if an array value exists?
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You could use the PHP in_array function
if( in_array( "bla" ,$yourarray ) )
{
echo "has bla";
}
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How to prevent http file caching in Apache httpd (MAMP)
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I had the same issue, but I found a good solution here:
Stop caching for PHP 5.5.3 in MAMP
Basically find the php.ini file and comment out the OPCache lines.
I hope this alternative answer helps others else out as well.
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count (non-blank) lines-of-code in bash
...path './punbb' -prune -o -path './js/3rdparty' -prune -o -print | egrep '\.php|\.as|\.sql|\.css|\.js' | grep -v '\.svn' | xargs cat | sed '/^\s*$/d' | wc -l
The above will give you the total count of lines of code (blank lines removed) for a project (current folder and all subfolders recursively)....
How to jump to a particular line in a huge text file?
...ng a lot of pages faults :) On the contrary, doing it the "stupid way" and allocating lots and lots of memory can be blazingly fast. I enjoyed the danish FreeBSD developer Poul-Henning Kamp's article on it: queue.acm.org/detail.cfm?id=1814327
– Morten Jensen
Ju...
Why do x86-64 instructions on 32-bit registers zero the upper part of the full 64-bit register?
...rnatively 2), which I'm guessing happens with the 16 bit instructions, the allocation stage probably stalls (i.e. if the RAT has an active allocation for an ax write and an eax read appears, it stalls until the ax write retires).
mov rdx, 1
mov rax, 6
imul rax, rdx
mov rbx, rax
mov eax, 7 //retire...