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Swapping two variable value without using third variable
...mp;y);
# endif
}
return x + y;
}
Compiled using:
gcc -Os main.c -o swap
The xor version takes
real 0m2.068s
user 0m2.048s
sys 0m0.000s
Where as the version with the temporary variable takes:
real 0m0.543s
user 0m0.540s
sys 0m0.000s
...
Receiving “fatal: Not a git repository” when attempting to remote add a Git repo
...
Did you init a local Git repository, into which this remote is supposed to be added?
Does your local directory have a .git folder?
Try git init.
share
|
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Visual Studio 64 bit?
...
For numerous reasons, No.
Why is explained in this MSDN post.
First, from a performance perspective the pointers get larger, so data
structures get larger, and the processor cache stays the same size.
That basically results in a raw speed hit (your mileage may vary). So
you start...
Linux: copy and create destination dir if it does not exist
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This doesn't work on Mac OS X, so I guess it's Linux specific.
– olt
Nov 12 '12 at 16:13
7
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Django MEDIA_URL and MEDIA_ROOT
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Please read the official Django DOC carefully and you will find the most fit answer.
The best and easist way to solve this is like below.
from django.conf import settings
from django.conf.urls.static import static
urlpatterns = patterns('',
# ... the rest of your URLconf goes here ...
)...
What's an Aggregate Root?
I'm trying to get my head around how to properly use the repository pattern. The central concept of an Aggregate Root keeps coming up. When searching both the web and Stack Overflow for help with what an aggregate root is, I keep finding discussions about them and dead links to pages that are suppos...
How do I check if an integer is even or odd? [closed]
...r" or "more efficient". I do not believe this to be the case.
Out of curiosity, I created two trivial test case programs:
/* modulo.c */
#include <stdio.h>
int main(void)
{
int x;
for (x = 0; x < 10; x++)
if (x % 2)
printf("%d is odd\n", x);
return 0;
}
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How can you check which options vim was compiled with?
...e_sysmouse
+mouse_xterm +multi_byte +multi_lang -mzscheme +netbeans_intg -osfiletype
+path_extra -perl +persistent_undo +postscript +printer -profile +python/dyn
-python3 +quickfix +reltime -rightleft +ruby/dyn +scrollbind +signs
+smartindent -sniff +startuptime +statusline -sun_workshop +syntax...
What do the makefile symbols $@ and $< mean?
... to commandline options this: $@s to generate assembly-output such as name.os?
– huseyin tugrul buyukisik
Jul 30 '17 at 16:25
4
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How to compare type of an object in Python?
...e, during some custom validation step. This has been a critical part of almost every scientific computing project I've ever worked on. Out of all dev projects I've seen, more have needed this than have not.
– ely
Mar 28 '14 at 20:21
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