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RegEx for matching UK Postcodes
...lex UK postcode only within an input string. All of the uncommon postcode forms must be covered as well as the usual. For instance:
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Set element focus in angular way
After looking for examples of how set focus elements with angular, I saw that most of them use some variable to watch for then set focus, and most of them use one different variable for each field they want to set focus. In a form, with a lot of fields, that implies in a lot of different variables.
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When does System.getProperty(“java.io.tmpdir”) return “c:\temp”
...as to when System.getProperty("java.io.tmpdir") returns "c:\temp" . According to the java.io.File Java Docs -
4 Ans...
Python: split a list based on a condition?
What's the best way, both aesthetically and from a performance perspective, to split a list of items into multiple lists based on a conditional? The equivalent of:
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For homebrew mysql installs, where's my.cnf?
For homebrew mysql installs, where's my.cnf? Does it install one?
13 Answers
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Is there any reason for using WebGL instead of 2D Canvas for 2D games/apps?
Is there any reason, except performance, for using WebGL instead of 2D-Canvas for 2D games/apps?
9 Answers
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How to count certain elements in array?
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Very simple:
var count = 0;
for(var i = 0; i < array.length; ++i){
if(array[i] == 2)
count++;
}
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How can I access an internal class from an external assembly?
Having an assembly which I cannot modify (vendor-supplied) which have a method returning an object type but is really of an internal type.
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Performance optimization strategies of last resort [closed]
There are plenty of performance questions on this site already, but it occurs to me that almost all are very problem-specific and fairly narrow. And almost all repeat the advice to avoid premature optimization.
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How to declare a structure in a header that is to be used by multiple files in c?
...a type is used in a file (i.e. func.c file), it must be visible. The very worst way to do it is copy paste it in each source file needed it.
The right way is putting it in an header file, and include this header file whenever needed.
shall we open a new header file and declare the structure there an...