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How do I expand a tuple into variadic template function's arguments?
...
Here's my code if anyone is interested
Basically at compile time the compiler will recursively unroll all arguments in various inclusive function calls <N> -> calls <N-1> -> calls ... -> calls <0> which is the last one and the compiler will ...
Should I use Java date and time classes or go with a 3rd party library like Joda Time?
...al time" (e.g "wake me at 7am wherever I am") and an instant in time ("I'm calling James at 3pm PST; it may not be 3pm where he is, but it's the same instant")
I believe it makes it easier to update the timezone database, which does change relatively frequently
It has a good immutability story, whic...
How can I tell if one commit is a descendant of another commit?
...-parse is here needed to convert from commit name to commit SHA-1 / commit id.
Using git rev-list like in VonC answer is also possibility.
Edit: in modern Git there is explicit support for this query in the form of git merge-base --is-ancestor.
If one of commits you are asking about is a branch...
How to determine the memory footprint (size) of a variable?
... then in my code:
<?php
memprof_enable();
// do your stuff
memprof_dump_callgrind(fopen("/tmp/callgrind.out", "w"));
Finally open the callgrind.out file with KCachegrind
Using Google gperftools (recommended!)
First of all install the Google gperftools by downloading the latest package here: http...
Is String.Contains() faster than String.IndexOf()?
...
Contains calls IndexOf:
public bool Contains(string value)
{
return (this.IndexOf(value, StringComparison.Ordinal) >= 0);
}
Which calls CompareInfo.IndexOf, which ultimately uses a CLR implementation.
If you want to see how...
When & why to use delegates? [duplicate]
...gn, any method that matches this signature, to the delegate and it will be called each time my delegate is called".
Typical use is of course events. All the OnEventX delegate to the methods the user defines.
Delegates are useful to offer to the user of your objects some ability to customize their ...
Difference between the Facade, Proxy, Adapter and Decorator design patterns? [closed]
...to a new interface. In the case of the former, multiple inheritance is typically employed. In the latter case, the object is wrapped by a conforming adapter object and passed around. The problem we are solving here is that of non-compatible interfaces.
Facade is more like a simple gateway to a comp...
Will strlen be calculated multiple times if used in a loop condition?
...hange length during the iteration. If it might, then you'll need to either call strlen() each time, or handle it through more complicated logic.
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How do I use reflection to invoke a private method?
There are a group of private methods in my class, and I need to call one dynamically based on an input value. Both the invoking code and the target methods are in the same instance. The code looks like this:
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Javascript “this” pointer within nested function
...n JavaScript the this object is really based on how you make your function calls.
In general there are three ways to setup the this object:
someThing.someFunction(arg1, arg2, argN)
someFunction.call(someThing, arg1, arg2, argN)
someFunction.apply(someThing, [arg1, arg2, argN])
In all of the abo...