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Remove empty strings from a list of strings
... question that was asked). List Comprehensions are the pythonic solution, and filter should only be used if profiling has proven that the listcomp is a bottleneck.
– Tritium21
Feb 21 '15 at 18:18
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appearanceWhenContainedIn in Swift
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UIBarButtonItem is not an UIView and needs to be extended separately
– Sergey Skoblikov
Apr 4 '15 at 9:59
7
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Are PHP Variables passed by value or by reference?
...ave an argument to a function always passed by reference, prepend an ampersand (&) to the argument name in the function definition.
<?php
function add_some_extra(&$string)
{
$string .= 'and something extra.';
}
$str = 'This is a string, ';
add_some_extra($str);
echo $str; // out...
How do you decompile a swf file [closed]
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this website is buggy now and doesnt show the code anymore, is there any other good one ?
– Osa
Sep 14 '12 at 12:34
3
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Best way to center a on a page vertically and horizontally? [duplicate]
Best way to center a <div> element on a page both vertically and horizontally?
30 Answers
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WPF User Control Parent
...a user control that I load into a MainWindow at runtime. I cannot get a handle on the containing window from the UserControl .
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Pandas dataframe get first row of each group
I have a pandas DataFrame like following.
5 Answers
5
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Java Array Sort descending?
...tive array in descending order is, first sort the array in ascending order and then reverse the array in place. This is also true for two-dimensional primitive arrays.
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improve this answer
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How to use Java property files?
...alue pairs of configuration values I want to store as Java property files, and later load and iterate through.
17 Answers
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How to Flatten a Multidimensional Array?
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You can use the Standard PHP Library (SPL) to "hide" the recursion.
$a = array(1,2,array(3,4, array(5,6,7), 8), 9);
$it = new RecursiveIteratorIterator(new RecursiveArrayIterator($a));
foreach($it as $v) {
echo $v, " ";
}
prints
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