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Why do we need fibers
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+100
Fibers are something you will probably never use directly in application-level code. They are a flow-control primitive which you can...
Stack smashing detected
...following snippet:
#include <stdio.h>
void func()
{
char array[10];
gets(array);
}
int main(int argc, char **argv)
{
func();
}
The compiler, (in this case gcc) adds protection variables (called canaries) which have known values. An input string of size greater than 10 causes c...
How to break nested loops in JavaScript? [duplicate]
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15 Answers
15
Active
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How to atomically delete keys matching a pattern using Redis
...g like this
EVAL "return redis.call('del', unpack(redis.call('keys', ARGV[1])))" 0 prefix:[YOUR_PREFIX e.g delete_me_*]
Warning: As the Redis document says, because of performance maters, keys
command should not use for regular operations in production, this
command is intended for debuggi...
Is there a Java equivalent to C#'s 'yield' keyword?
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91
The two options I know of is Aviad Ben Dov's infomancers-collections library from 2007 and Jim B...
python numpy ValueError: operands could not be broadcast together with shapes
In numpy, I have two "arrays", X is (m,n) and y is a vector (n,1)
6 Answers
6
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How can I catch a ctrl-c event?
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174
signal isn't the most reliable way as it differs in implementations. I would recommend using s...
AWK: Access captured group from line pattern
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183
That was a stroll down memory lane...
I replaced awk by perl a long time ago.
Apparently the...
How to calculate the difference between two dates using PHP?
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