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How do I split a string with multiple separators in javascript?
...t a string with multiple separators in JavaScript? I'm trying to split on both commas and spaces but, AFAIK, JS's split function only supports one separator.
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Update multiple columns in SQL
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The "tiresome way" is standard SQL and how mainstream RDBMS do it.
With a 100+ columns, you mostly likely have a design problem... also, there are mitigating methods in client tools (eg generation UPDATE statements) or by using ORMs
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Javascript: best Singleton pattern [duplicate]
... // ...
}
}
console.log(new Singleton() === new Singleton());
Best solution found:
http://code.google.com/p/jslibs/wiki/JavascriptTips#Singleton_pattern
function MySingletonClass () {
if (arguments.callee._singletonInstance) {
return arguments.callee._singletonInstance;
}
a...
How to Correctly Use Lists in R?
Brief background: Many (most?) contemporary programming languages in widespread use have at least a handful of ADTs [abstract data types] in common, in particular,
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How to calculate an angle from three points? [closed]
...* P13))
where P12 is the length of the segment from P1 to P2, calculated by
sqrt((P1x -
P2x)2 +
(P1y -
P2y)2)
share
edited Aug 25 '16 at 13:45
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Python strftime - date without leading 0?
...ython strftime , is there a way to remove the first 0 of the date if it's before the 10th, ie. so 01 is 1 ? Can't find a % thingy for that?
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What does {0} mean when initializing an object?
When {0} is used to initialize an object, what does it mean? I can't find any references to {0} anywhere, and because of the curly braces Google searches are not helpful.
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`static` keyword inside function?
... looking at the source for Drupal 7, and I found some things I hadn't seen before. I did some initial looking in the php manual, but it didn't explain these examples.
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Finding index of character in Swift String
...n't find the solution.
String doesn't implement RandomAccessIndexType. Probably because they enable characters with different byte lengths. That's why we have to use string.characters.count (count or countElements in Swift 1.x) to get the number of characters. That also applies to positions. The _p...
How to split a string in shell and get the last field
...nd I want to get its last field ( 5 in this case). How do I do that using Bash? I tried cut , but I don't know how to specify the last field with -f .
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