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generating GUID without hyphen
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Christian.KChristian.K
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Viewing full output of PS command
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answered Jan 29 '10 at 6:21
Paused until further notice.Paused until further notice.
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NSLog with CGPoint data
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answered Sep 25 '09 at 12:07
Jens AytonJens Ayton
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Using a constant NSString as the key for NSUserDefaults
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207
You should use:
NSString * const kPolygonNumberOfSides = @"..."; // const pointer
instead of...
How to check for Is not Null And Is not Empty string in SQL server?
...ou only want to match "" as an empty string
WHERE DATALENGTH(COLUMN) > 0
If you want to count any string consisting entirely of spaces as empty
WHERE COLUMN <> ''
Both of these will not return NULL values when used in a WHERE clause. As NULL will evaluate as UNKNOWN for these rather...
Retain precision with double in Java
...sult of 5.6 + 5.8.
When requiring a value that is exact, such as 1.5 or 150.1005, you'll want to use one of the fixed-point types, which will be able to represent the number exactly.
As has been mentioned several times already, Java has a BigDecimal class which will handle very large numbers and v...
Java: Best way to iterate through a Collection (here ArrayList)
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104
The first one is useful when you need the index of the element as well. This is basically equiv...
Capture key press (or keydown) event on DIV element
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302
(1) Set the tabindex attribute:
<div id="mydiv" tabindex="0" />
(2) Bind to keydown:
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Flatten an Array of Arrays in Swift
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Swift >= 3.0
reduce:
let numbers = [[1,2,3],[4],[5,6,7,8,9]]
let reduced = numbers.reduce([], +)
flatMap:
let numbers = [[1,2,3],[4],[5,6,7,8,9]]
let flattened = numbers.flatMap { $0 }
joined:
let numbers = [[1,2,3],[4],[5,6,7,8...
How do you exit from a void function in C++?
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200
Use a return statement!
return;
or
if (condition) return;
You don't need to (and can't) s...