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Get the first N elements of an array?
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370
Use array_slice()
This is an example from the PHP manual: array_slice
$input = array("a", "...
How to add calendar events in Android?
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10 Answers
10
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Passing multiple error classes to ruby's rescue clause in a DRY fashion
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201
You can use an array with the splat operator *.
EXCEPTIONS = [FooException, BarException]
beg...
How do I get whole and fractional parts from double in JSP/Java?
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102
http://www.java2s.com/Code/Java/Data-Type/Obtainingtheintegerandfractionalparts.htm
double num...
break out of if and foreach
...{
$current_device = $equip->xpath("name");
if ( $current_device[0] == $device ) {
// found a match in the file
$nodeid = $equip->id;
// will leave the foreach loop and also the if statement
break;
some_function(); // never reached!
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How to define a function in ghci across multiple lines?
... line and it works (guards do not care about spacing)
let abs n | n >= 0 = n | otherwise = -n
If you wanted to write your function with multiple definitions that pattern match on the arguments, like this:
fact 0 = 1
fact n = n * fact (n-1)
Then you would use braces with semicolons separatin...
Fade Effect on Link Hover?
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edited Feb 24 '15 at 7:05
answered May 15 '11 at 12:37
M...
The maximum recursion 100 has been exhausted before statement completion
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250
Specify the maxrecursion option at the end of the query:
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from EmployeeTree
option (maxrecur...
How to get all subsets of a set? (powerset)
..., you can just change the range statement to range(1, len(s)+1) to avoid a 0-length combination.
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How to change the opacity (alpha, transparency) of an element in a canvas element after it has been
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309
I am also looking for an answer to this question, (to clarify, I want to be able to draw an ima...