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Should I implement __ne__ in terms of __eq__ in Python?
...ks to not properly delegating; instead of treating a NotImplemented return from one side as a cue to delegate to __ne__ on the other side, not self == other is (assuming the operand's __eq__ doesn't know how to compare the other operand) implicitly delegating to __eq__ from the other side, then inve...
Java time-based map/cache with expiring keys [closed]
...
As from v10, you should be using CacheBuilder instead (guava-libraries.googlecode.com/svn/trunk/javadoc/com/google/…) since expiration etc have been deprecated in MapMaker
– wwadge
Sep 14...
Read only the first line of a file?
...d in the docs, unless it is the only line in the file, the string returned from f.readline() will contain a trailing newline. You may wish to use f.readline().strip() instead to remove the newline.
The with statement automatically closes the file again when the block ends.
The with statement only wo...
How to sort an array of associative arrays by value of a given key in PHP?
... you're looking for is array_multisort().
Here's an example taken straight from the manual and adapted to your case:
$price = array();
foreach ($inventory as $key => $row)
{
$price[$key] = $row['price'];
}
array_multisort($price, SORT_DESC, $inventory);
As of PHP 5.5.0 you can use array_colu...
What is the best way to use a HashMap in C++?
... a hash table-based container, almost all implementations include hash_map from the SGI STL in some form or another.
– James McNellis
Aug 26 '10 at 18:27
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What is the easiest way to push an element to the beginning of the array?
... between shift and unshift as to which adds to the array and which removes from the array, drop an 'f' from the names mentally and you get an all-too-clear picture as to the direction. (And then you have to remember that these methods don't work on the "end" of the array. ;)
– ...
Cancel a UIView animation?
...nt. Set a very short duration and make sure you use the +setAnimationBeginsFromCurrentState: method to start from the current state. When you set it to YES, the current animation is cut short. Looks something like this:
[UIView beginAnimations:nil context:NULL];
[UIView setAnimationBeginsFromCurren...
RedirectToAction with parameter
I have an action I call from an anchor thusly, Site/Controller/Action/ID where ID is an int .
14 Answers
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File inside jar is not visible for spring
...ou are using resource.getInputStream() not resource.getFile() when loading from inside a jar file.
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Column order manipulation using col-lg-push and col-lg-pull in Twitter Bootstrap 3
...-vp-push-x = push the column to the right by x number of columns, starting from where the column would normally render -> position: relative, on a vp or larger view-port.
col-vp-pull-x = pull the column to the left by x number of columns, starting from where the column would normally render ->...