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Calculate the execution time of a method

I have an I/O time-taking method which copies data from a location to another. What's the best and most real way of calculating the execution time? Thread ? Timer ? Stopwatch ? Any other solution? I want the most exact one, and briefest as much as possible. ...
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Is AsyncTask really conceptually flawed or am I just missing something?

I have investigated this problem for months now, came up with different solutions to it, which I am not happy with since they are all massive hacks. I still cannot believe that a class that flawed in design made it into the framework and no-one is talking about it, so I guess I just must be missing ...
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Trim last character from a string

I have a string say 14 Answers 14 ...
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Error: Tablespace for table xxx exists. Please DISCARD the tablespace before IMPORT

I am fairly new to MySQL and I am getting a pretty interesting error on which I cannot find any help via google and the stackoverflow search. ...
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How to check if there's nothing to be committed in the current branch?

The goal is to get an unambiguous status that can be evaluated in a shell command. 9 Answers ...
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Differences between Ant and Maven [closed]

Could someone tell me the differences between Ant and Maven? I have never used either. I understand that they are used to automate the building of Java projects, but I do not know where to start from. ...
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All combinations of a list of lists

I'm basically looking for a python version of Combination of List<List<int>> 7 Answers ...
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How do I change the font size of a UILabel in Swift?

label.font.pointSize is read-only, so I'm not sure how to change it. 21 Answers 21 ...
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How do I get the first element from an IEnumerable in .net?

I often want to grab the first element of an IEnumerable<T> in .net, and I haven't found a nice way to do it. The best I've come up with is: ...
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How to print out the contents of a vector?

I want to print out the contents of a vector in C++, here is what I have: 19 Answers 1...