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Why can Java Collections not directly store Primitives types?
...tion of primitives. Even in the few cases where I might have wanted to the extra time and space costs of using the reference objects has been negligible. In particular I find that many people think they want Map<int,T>, forgetting that an array will do that trick very nicely.
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How do I obtain the frequencies of each value in an FFT?
... The accepted answer says this should be i * samples / nFFT. Why is the extra 2 there? Am I missing something?
– yati sagade
May 14 '14 at 9:38
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Are there any suggestions for developing a C# coding standards / best practices document? [closed]
...ber variables, p_ for parameters and prefixes for types, such as 'str' for strings.
So, you might have something like this in the body of a method:
m_strName = p_strName;
Horrible. Really horrible.
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What is the correct way of using C++11's range-based for?
....
This is inefficient code, e.g., if these elements are instances of std::string,
heap memory allocations can be done, with expensive trips to the memory manager, etc.
This is useless if we just want to observe the elements in a container.
So, a better syntax is available: capture by const referen...
How do I programmatically “restart” an Android app?
...urClass.class);
intent.addFlags(FLAG_ACTIVITY_NEW_TASK);
intent.putExtra(KEY_RESTART_INTENT, nextIntent);
context.startActivity(intent);
if (context instanceof Activity) {
((Activity) context).finish();
}
Runtime.getRuntime().exit(0);
}
Which is used in the ProcessPh...
How do I simulate a hover with a touch in touch enabled browsers?
... disable context menu on long press*/
}
With this code you don't need an extra .hover class!
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PHP exec() vs system() vs passthru()
...nkninja:
The system() Function
The system function in PHP takes a string argument with the command to
execute as well as any arguments you wish passed to that command. This
function executes the specified command, and dumps any resulting text
to the output stream (either the HTTP outp...
Getting only response header from HTTP POST using curl
...
The Following command displays extra informations
curl -X POST http://httpbin.org/post -v > /dev/null
You can ask server to send just HEAD, instead of full response
curl -X HEAD -I http://httpbin.org/
Note: In some cases, server may send different...
Error in exception handler. - Laravel
...;getMessage());
}
At which point I finally saw an enlightening message:
string(41) "Connection refused [tcp://127.0.0.1:6379]"
which in my case was a bad redis configuration, but in your case could be anything.
I hope this helps someone, or at least next time I get here I will find my own ans...
Why doesn't Java offer operator overloading?
...ounds C++ operator overloading is supposed to be?
We could overload the toString() method of a MyComplexNumber class to have it return the stringified hour of the day. Should the toString() overloading be banned, too? We could sabotage MyComplexNumber.equals to have it return a random value, modify...