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Are there any downsides to enabling git rerere?
...it will be incorrect again. You can forget a recorded resolution, though. From the documentation:
git rerere forget <pathspec>
This resets the conflict resolutions which rerere has recorded for the current conflict in <pathspec>.
Be careful to use it on specific paths; you don't want ...
GitHub - failed to connect to github 443 windows/ Failed to connect to gitHub - No Error
...date the Git Config for proxy setting
Damn, can not see proxy information from control panel. IT guys must have hidden it. I can not even change the setting to not to use proxy.
Found this wonderful tutorial of finding which proxy your are connected to
Updated the http.proxy key in git config by fo...
Why use bzero over memset?
... deprecated and reduces portability. I doubt you would see any real gains from using one over the other.
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What's the maximum value for an int in PHP?
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From the PHP manual:
The size of an integer is
platform-dependent, although a maximum
value of about two billion is the
usual value (that's 32 bits signed).
PHP does not support unsigned
integers. Integer size can be
determi...
What's the best practice for primary keys in tables?
...ore assuming that "it" will never change, you're one finance decision away from a database rebuild.
– Andrew Hill
Sep 11 '15 at 2:04
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Django Admin - Disable the 'Add' action for a specific model
... need other things, and the 'add model' in the django admin throughs a 500 from a custom queryset.
5 Answers
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What does a tilde do when it precedes an expression?
...f other then-contemporary systems programming languages. It probably stems from the way the hardware works; lots of CPUs set a zero bit after an operation, and have a corresponding branch instruction to test it.
– Pointy
Sep 6 '12 at 12:32
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What does !! mean in ruby?
... thing that is it used for legitimately is preventing a huge chunk of data from being returned. For example you probably don't want to return 3MB of image data in your has_image? method, or you may not want to return your entire user object in the logged_in? method. Using !! converts these objects...
Creating a “logical exclusive or” operator in Java
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Java does have a logical XOR operator, it is ^ (as in a ^ b).
Apart from that, you can't define new operators in Java.
Edit: Here's an example:
public static void main(String[] args) {
boolean[] all = { false, true };
for (boolean a : all) {
for (boolean b: all) {
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Hibernate Annotations - Which is better, field or property access?
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There are arguments for both, but most of them stem from certain user requirements "what if you need to add logic for", or "xxxx breaks encapsulation". However, nobody has really commented on the theory, and given a properly reasoned argument.
What is Hibernate/JPA actually ...