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How can I do a case insensitive string comparison?
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@Fred I agree but can you qualify the reason?
– Gusdor
May 21 '16 at 16:08
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Regex to match only letters
...e letters only (^ and $ mark the begin and end of a string respectively).
If you want to match other letters than A–Z, you can either add them to the character set: [a-zA-ZäöüßÄÖÜ]. Or you use predefined character classes like the Unicode character property class \p{L} that describes the U...
What is the best way to get the count/length/size of an iterator?
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If you've just got the iterator then that's what you'll have to do - it doesn't know how many items it's got left to iterate over, so you can't query it for that result. There are utility methods that will seem to do this (su...
Setting Corner Radius on UIImageView not working
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If shouldRasterize is false you pay the mask creation overhead everyframe. If shouldRasterize is true and your layer changes every frame, you pay the mask overhead and the rasterization overhead. Ideal case is a static (not c...
Why don't C++ compilers define operator== and operator!=?
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-1. Of course you want a deep comparison, if the programmer wanted a pointer comparison, he'd write (&f1 == &f2)
– Viktor Sehr
Sep 1 '10 at 9:07
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Newline in string attribute
...alue to represent a literal. In this case, I used the line feed (char 10). If you want to do "classic" vbCrLf, then you can use 

By the way, note the syntax: It's the ampersand, a pound, the letter x, then the hex value of the character you want, and then finally a semi-colon.
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Why can I initialize a List like an array in C#?
....Add(3);
List<int> a = temp;
You can call an alternate constructor if you want, for example to prevent over-sizing the List<T> during growing, etc:
// Notice, calls the List constructor that takes an int arg
// for initial capacity, then Add()'s three items.
List<int> a = new Li...
Changing the image source using jQuery
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You can use jQuery's attr() function. For example, if your img tag has an id attribute of 'my_image', you would do this:
<img id="my_image" src="first.jpg"/>
Then you can change the src of your image with jQuery like this:
$("#my_image").attr("src","second.jpg");
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Continuous Integration for Ruby on Rails? [closed]
...utdated information and downed the demo site, this project has a spark of life again. But the documentation hasn't moved on, and lots and lots of the steps in the tutorial are just plain broken; I had to change references to gems, build some things out of band, and then I still couldn't get it worki...
mysql error 1364 Field doesn't have a default values
...Solution-for-MariaDB-Field--xxx--doesn-t-have-a-default-value-5-2720.html
If editing that file doesn't fix the issue, see http://dev.mysql.com/doc/refman/5.6/en/option-files.html for other possible locations of config files.
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