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Difference between an API and SDK
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API is like the building blocks of some puzzling game that a child plays with to join blocks in different shapes and build something they can think of.
SDK, on the other hand, is a proper workshop where all of the development tools are available, ra...
Given final block not properly padded
..., if you select the right algorithm).
Don't use ECB-mode. It encrypts each block independently, which means that identical plain text blocks also give always identical ciphertext blocks.
Preferably use a secure mode of operation, like CBC (Cipher block chaining) or CTR (Counter). Alternatively, use...
Are nested try/except blocks in python a good programming practice?
...ample, you don't actually need to nest them. If the expression in the try block succeeds, the function will return, so any code after the whole try/except block will only be run if the first attempt fails. So you can just do:
def __getattribute__(self, item):
try:
return object.__geta...
What's the difference between a 302 and a 307 redirect?
...g the method to GET.
Example usage: if the browser sent POST to /register.php, then now load (GET) /success.html.
307: temporary redirect, repeating the request identically.
Example usage: if the browser sent a POST to /register.php, then this tells it to redo the POST at /signup.php.
308: permanen...
What exactly does an #if 0 … #endif block do?
...ch gets evaluated before the actual compilation step. The code inside that block doesn't appear in the compiled binary.
It's often used for temporarily removing segments of code with the intention of turning them back on later.
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Is there any reason to use a synchronous XMLHttpRequest?
... the current situation of one thread, it is a less than ideal design as it blocks until the request is complete.
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List of All Locales and Their Short Codes?
I'm looking for a list of all locales and their short codes for a PHP application I am writing. Is there much variation in this data between platforms?
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Which MySQL data type to use for storing boolean values
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Going for char, in PHP at least, will lead to more code as !$boolean will never evaluate properly without further processing.
– Mild Fuzz
Jun 1 '11 at 20:58
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What's a quick way to comment/uncomment lines in Vim?
... @whirmill I think "best" really depends on use case. Visual block mode is faster if I want to toggle comments once in my life. But if I don't mind installing a plugin and want to make as few keystrokes as possible to toggle comments and not have to differentiate operation between addi...
Symfony 2 EntityManager injection in service
... tuning would look like this:
1. Use in your services or Controller
<?php
namespace Test\CommonBundle\Services;
use Doctrine\ORM\EntityManagerInterface;
class UserService
{
private $userRepository;
// use custom repository over direct use of EntityManager
// see step 2
publi...