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What is the correct way to check for string equality in JavaScript?
...sing the == and === operators, use the === operator since it will save you from obscure (non-obvious) bugs and WTFs. The "regular" == operator can have very unexpected results due to the type-coercion internally, so using === is always the recommended approach.
For insight into this, and other "go...
Animate text change in UILabel
... I don't really understand about the license stuff. What prevents people from using it in commercial apps now?
– Esqarrouth
Jun 5 '15 at 5:44
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In HTML5, should the main navigation be inside or outside the element?
...t anywhere there is grouped site navigation, although it's usually omitted from the "footer" section for mini-navs / important site links.
Really it comes down to personal / team choice. Decide what you and your team feel is more semantic and more important and the try to be consistent. For me, if...
How to draw polygons on an HTML5 canvas?
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from http://www.scienceprimer.com/drawing-regular-polygons-javascript-canvas:
The following code will draw a hexagon. Change the number of sides to create different regular polygons.
var ctx = document.getElementById('h...
Case insensitive 'Contains(string)'
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Comparing with ToLower() will give different results from a case-insensitive IndexOf when two different letters have the same lowercase letter. For example, calling ToLower() on either U+0398 "Greek Capital Letter Theta" or U+03F4 "Greek Capital Letter Theta Symbol" results in...
Write lines of text to a file in R
...at("World",file="outfile.txt",append=TRUE)
You can then view the results from with R with
> file.show("outfile.txt")
hello
world
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Face recognition Library [closed]
...est showed, that the recognition rate are not as good as those of VeriLook from NeuroTechnology.
Malic is another open source face recognition software, which uses Gabor Wavelet descriptors. But the last update to the source is 3 years old.
From the website:
"Malic is an opensource face recognitio...
Email address validation using ASP.NET MVC data type attributes
...egularExpressionAttributeAdapter));
}
/// <summary>
/// from: http://stackoverflow.com/a/6893571/984463
/// </summary>
public EmailAnnotation()
: base(@"^[\w!#$%&'*+\-/=?\^_`{|}~]+(\.[\w!#$%&'*+\-/=?\^_`{|}~]+)*"
+ "@"
+ @"((([...
R - Concatenate two dataframes?
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if you're rbind is coming from base for some strange reason: I used rbind.data.frame
– Boern
May 2 '18 at 12:42
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How to disable XDebug
...er commenting the line zend_extension=/usr/lib/php5/20090626+lfs/xdebug.so from /etc/php5/conf.d/xdebug.ini. However neither in /usr/lib/php5 nor in /etc the lines specified in the answer are available.
– Haralan Dobrev
Mar 15 '13 at 14:58
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