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Gesture recognizer and button actions

...nizer *)gestureRecognizer shouldReceiveTouch:(UITouch *)touch { // Disallow recognition of tap gestures in the segmented control. if ((touch.view == yourButton)) {//change it to your condition return NO; } return YES; } hope it will help Edit As Daniel noted you must con...
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Octave-Gnuplot-AquaTerm error: set terminal aqua enhanced title “Figure 1”…unknown terminal type"

I've installed Octave and gnuplot via Homebrew, and downloaded AquaTerm.dmg. When I try to plot, I get the following message: ...
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Why are Perl 5's function prototypes bad?

...nd to expect prototypes to provide a mechanism for checking that function calls are correct: that is, that they have the right number and type of arguments. Perl's prototypes are not well-suited for this task. It's the misuse that's bad. Perl's prototypes have a singular and very different purpose: ...
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Returning an array using C

... use pointers for arrays when you return them. Being a new programmer, I really do not understand this at all, even with the many forums I have looked through. ...
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How do you increase the max number of concurrent connections in Apache?

...ts 200 MinSpareThreads 25 MaxSpareThreads 75 ThreadsPerChild 25 First of all, whenever an apache is started, it will start 2 child processes which is determined by StartServers parameter. Then each process will start 25 threads determined by ThreadsPerChild parameter so this means 2 process can se...
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How does Java handle integer underflows and overflows and how would you check for it?

... long or maybe java.math.BigInteger. The last one doesn't overflow, practically, the available JVM memory is the limit. If you happen to be on Java8 already, then you can make use of the new Math#addExact() and Math#subtractExact() methods which will throw an ArithmeticException on overflow. pub...
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Join strings with a delimiter only if strings are not null or empty

... .filter(Boolean) (which is the same as .filter(x => x)) removes all "falsy" values (nulls, undefineds, empty strings etc). If your definition of "empty" is different, then you'll have to provide it, for example: [...].filter(x => typeof x === 'string' && x.length > 0) wi...
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In c++ what does a tilde “~” before a function name signify?

... memory, etc. etc. Here's a description from ibm.com: Destructors are usually used to deallocate memory and do other cleanup for a class object and its class members when the object is destroyed. A destructor is called for a class object when that object passes out of scope or is explicitly delete...
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Git interactive rebase no commits to pick

... pushed for your second question: have a branch with your changes (basically a configuration branch) and regularly merge the other branches into it. this way the changes will not move to other branches share | ...
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Dialog to pick image from gallery or from camera

Is there a standard way to call dialog box with choose either to pick an image from the camera or to get from gallery (like in build-in phone book or Skype)? ...