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Which is faster : if (bool) or if(int)?
The above topic made me do some experiments with bool and int in if condition. So just out of curiosity I wrote this program:
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Protecting Java Source Code From Being Accessed [closed]
Last week, I had to create a little GUI for homework.
None of my school mates did it. They have stolen my one from where we had to upload it and then they uploaded it again as theirs. When I told my teacher it was all my work he did not believe me.
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eval command in Bash and its typical uses
After reading the bash man pages and with respect to this post .
10 Answers
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When to use volatile with multi threading?
...le volatile to prevent the compiler caching the variable in a register and it thus not getting updated correctly.
However two threads both accessing a shared variable is something which calls for protection via a mutex isn't it?
But in that case, between the thread locking and releasing the mutex t...
mmap() vs. reading blocks
...ux and I came across a nice post (link) on the Linux kernel mailing list. It's from 2000, so there have been many improvements to IO and virtual memory in the kernel since then, but it nicely explains the reason why mmap or read might be faster or slower.
A call to mmap has more overhead than rea...
Purpose of returning by const value? [duplicate]
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In the hypothetical situation where you could perform a potentially expensive non-const operation on an object, returning by const-value prevents you from accidentally calling this operation on a temporary. Imagine that + returned a non-const val...
How can I upload files asynchronously?
I would like to upload a file asynchronously with jQuery.
34 Answers
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Why is super.super.method(); not allowed in Java?
I read this question and thought that would easily be solved (not that it isn't solvable without) if one could write:
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What's the point of const pointers?
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const is a tool which you should use in pursuit of a very important C++ concept:
Find bugs at compile-time, rather than run-time, by getting the compiler to enforce what you mean.
Even though it doesn't change the functionality, adding const generates a compiler e...
Using Regex to generate Strings rather than match them
I am writing a Java utility which helps me to generate loads of data for performance testing. It would be really cool to be able to specify a regex for Strings so that my generator spits out things which match this. Is there something out there already baked which I can use to do this? Or is th...