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Alternatives to gprof [closed]
...ng times among nodes in a graph. Also I think wall-clock time is generally more useful than CPU instruction times, and code lines (call instructions) are more useful than procedures. If stack samples at random wall clock times are taken, then the fractional cost of a line (or procedure, or any other...
Getting parts of a URL (Regex)
...The problem is this part: (.*)? Since the Kleene star already accepts 0 or more, the ? part (0 or 1) is confusing it. I fixed it by changing (.*)? to (.+)?. You could also just remove the ?
– rossipedia
Oct 25 '10 at 22:23
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How do you add an in-app purchase to an iOS application?
...send a physical item to the user, or give them something that they can buy more than once, you would choose consumable.
For the reference name, put whatever you want (but make sure you know what it is)
For product id put tld.websitename.appname.referencename this will work the best, so for example, ...
PHP validation/regex for URL
...railing period). I'm sure it could be cleaned up but since it worked. I've more or less just copied it over from project to project.
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Multiple Type Constraints in Swift
...SomeProtocol & SomeOtherProtocol>(arg: T) {
// stuff
}
or the more powerful where clause:
func someFunc<T>(arg: T) where T:SomeProtocol, T:SomeOtherProtocol{
// stuff
}
You can of course use protocol composition (e.g., protocol<SomeProtocol, SomeOtherProtocol> ), but ...
Declaring variables inside loops, good practice or bad practice?
...lsewhere.
Last but not least, some dedicated optimization can be performed more efficiently by the compiler (most importantly register allocation), since it knows that the variable cannot be used outside of the loop. For example, no need to store the result for later re-use.
In short, you are righ...
What is the difference between the bridge pattern and the strategy pattern?
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How to write a:hover in inline CSS?
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How to unset a JavaScript variable?
... in the case of using var inside a function (though it may be get a little more complicated when you consider let) or in the case of "global" code the VariableEnvironment is attached to the global object (often window).
References in the VariableEnvironment are not normally deletable - the process d...