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Xcode can only refactor C and Objective-C code. How to rename swift class name in Xcode 6?
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Does it make sense to do “try-finally” without “catch”?
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commonly used with locks as in: lock.lock(); try { /* locked */ } finally { lock.unlock() }
– mins
Mar 13 '14 at 6:02
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SQLite table constraint - unique on multiple columns
... It seems that adding UNIQUE(i, j) to the create statement is completely ignored on android. It creates the table, but leaves off the UNIQUE constraint. I was only able to do this by using an index.
– gattsbr
Aug 11 at 14:55
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How to programmatically set the layout_align_parent_right attribute of a Button in Relative Layout?
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Concurrent.futures vs Multiprocessing in Python 3
...thon 3.2 introduced Concurrent Futures , which appear to be some advanced combination of the older threading and multiprocessing modules.
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What is the difference between 127.0.0.1 and localhost
...actually be used for that resolution (first, or at all) so localhost may become a totally different IP address.
By that I mean that, on some systems, a local hosts file can be bypassed. The host.conf file controls this on Linux (and many other Unices).
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How do I get the entity that represents the current user in Symfony2?
...ervice via auto-wiring in the controller like this:
<?php
use Symfony\Component\Security\Core\Security;
class SomeClass
{
/**
* @var Security
*/
private $security;
public function __construct(Security $security)
{
$this->security = $security;
}
pub...
How do I make this file.sh executable via double click?
...script that will execute in Terminal when you open it, name it with the “command” extension, e.g., file.command. By default, these are sent to Terminal, which will execute the file as a shell script.
You will also need to ensure the file is executable, e.g.:
chmod +x file.command
Without thi...
HttpClient not supporting PostAsJsonAsync method C#
...cations on the Internet in order to get it to function? Why does this even compile if it cannot resolve its dependencies? This irks me to no end!
– Neutrino
Oct 1 '14 at 14:38
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How do you remove duplicates from a list whilst preserving order?
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Here you have some alternatives: http://www.peterbe.com/plog/uniqifiers-benchmark
Fastest one:
def f7(seq):
seen = set()
seen_add = seen.add
return [x for x in seq if not (x in seen or seen_add(x))]
Why assign seen.add to seen_add instead of just calling seen.a...