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Count how many files in directory PHP
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Given that people are saying this is confusing for som>me m> developers, should we add that if one is using nam>me m>spaces (since this m>me m>thod requires a recent version of PHP in any case), then one must also specify the nam>me m>space: $fi = new \FilesystemIterator(DIR, \FilesystemIterator::...
How can I multiply all items in a list together with Python?
...numbers and multiplies them together. Example:
[1,2,3,4,5,6] will give m>me m> 1*2*3*4*5*6 . I could really use your help.
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Resizing an Image without losing any quality [closed]
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As rcar says, you can't without losing som>me m> quality, the best you can do in c# is:
Bitmap newImage = new Bitmap(newWidth, newHeight);
using (Graphics gr = Graphics.FromImage(newImage))
{
gr.SmoothingMode = SmoothingMode.HighQuality;
gr.InterpolationMode = I...
How to prevent form from being submitted?
I have a form that has a submit button in it som>me m>where.
10 Answers
10
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jQuery How to Get Elem>me m>nt's Margin and Padding?
Just wondering - how using jQuery - I can get an elem>me m>nts formatted total padding and margin etc ? i.e. 30px 30px 30px 30px or 30px 5px 15px 30px etc
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What does ~~ (“double tilde”) do in Javascript?
I was checking out an online gam>me m> physics library today and cam>me m> across the ~~ operator. I know a single ~ is a bitwise NOT, would that make ~~ a NOT of a NOT, which would give back the sam>me m> value, wouldn't it?
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C# binary literals
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It helps to rem>me m>mber that C#'s Binary Literals are big-endian, but on x86 integers are little-endian, so Int16 = 0b0010_0110_0000_0011 will be stored as { 0b0000_0011, 0b0010_0110 } - confusing.
– Dai
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When to use std::begin and std::end instead of container specific versions [duplicate]
... I suppose a decent compiler will make the difference nil, so I guess it com>me m>s down to preference. Personally, I'd use cont.begin() and cont.end() just so that I wouldn't have to explain it to anybody :)
As Mooing Duck points out, however, std::begin also works on arrays:
template< class T, si...
multiple prints on the sam>me m> line in Python
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You can use the print statem>me m>nt to do this without importing sys.
def install_xxx():
print "Installing XXX... ",
install_xxx()
print "[DONE]"
The comma on the end of the print line prevents print from issuing a new line (you should note tha...
Are foreign keys really necessary in a database design?
As far as I know, foreign keys (FK) are used to aid the programm>me m>r to manipulate data in the correct way. Suppose a programm>me m>r is actually doing this in the right manner already, then do we really need the concept of foreign keys?
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