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How do I get bit-by-bit data from an integer value in C?
...ude <stdlib.h>
int *get_bits(int n, int bitswanted){
int *bits = malloc(sizeof(int) * bitswanted);
int k;
for(k=0; k<bitswanted; k++){
int mask = 1 << k;
int masked_n = n & mask;
int thebit = masked_n >> k;
bits[k] = thebit;
}
return bits;
}
in...
Most tricky/useful commands for gdb debugger [closed]
...e breakpoint
where: Line number currently being executed
info locals: View all local variables
info args: View all function arguments
list: view source
rbreak: break on function matching regular expression
share
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How are virtual functions and vtable implemented?
We all know what virtual functions are in C++, but how are they implemented at a deep level?
12 Answers
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Java - Including variables within strings?
Ok, so we all should know that you can include variables into strings by doing:
4 Answers
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How do you squash commits into one patch with git format-patch?
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This is what I use when I want to keep the history locally (in case I need to edit the patch). Otherwise I just use rebase -i and squash the commits.
– sebnow
Mar 9 '09 at 5:23
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Is 0 a decimal literal or an octal literal?
...tal literals are almost unused today. † Then it dawned upon me that actually almost all integer literals in my code are octal, namely 0 .
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Can I invoke an instance method on a Ruby module without including it?
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If a method on a module is turned into a module function you can simply call it off of Mods as if it had been declared as
module Mods
def self.foo
puts "Mods.foo(self)"
end
end
The module_function approach below will avoid breaking any classes which include all of Mods.
module Mods
...
Why does HTML think “chucknorris” is a color?
...s 0. For example the values #F0F0F0, F0F0F0, F0F0F, #FxFxFx and FxFxFx are all the same.
It is from the blog post A little rant about Microsoft Internet Explorer's color parsing which covers it in great detail, including varying lengths of color values, etc.
If we apply the rules in turn from the...
Why do we use $rootScope.$broadcast in AngularJS?
... scope of that app can catch it using a simple: $scope.$on().
It is especially useful to send events when you want to reach a scope that is not a direct parent (A branch of a parent for example)
!!! One thing to not do however is to use $rootScope.$on from a controller. $rootScope is the applicati...
Android dex gives a BufferOverflowException when building
...he fix looks for my project. The related AOSP issue is #61710.
1 If you really need to downgrade, you don't need to uninstall build tools 19.0.0, simply install 18.1.1 and add sdk.buildtools=18.1.1 to the local.properties file.
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