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Xcode 4 and Core Data: How to enable SQL Debugging

...tween 1 and 4, higher number makes it more verbose) Press OK and your are all set. The key here is to edit the scheme you will be using for testing. share | improve this answer | ...
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“continue” in cursor.forEach()

... Each iteration of the forEach() will call the function that you have supplied. To stop further processing within any given iteration (and continue with the next item) you just have to return from the function at the appropriate point: elementsCollection.forEach(...
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Why do objects of the same class have access to each other's private data?

...tatic, compile-time feature. I think it is rather obvious that it is not really possible to implement any meaningful per-object access control at compile time. Only per-class control can be implemented that way. Some hints of per-object control are present in protected access specification, which i...
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What is the use of static variable in C#? When to use it? Why can't I declare the static variable in

... A static variable shares the value of it among all instances of the class. Example without declaring it static: public class Variable { public int i = 5; public void test() { i = i + 5; Console.WriteLine(i); } } public class Exercise { ...
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Moving default AVD configuration folder (.android)

After installation of Android SDK, there was created .android folder on the E:\ drive. As far as I know this is the default folder of Android Virtual Devices for configuration files. ...
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When to use f:viewAction / preRenderView versus PostConstruct?

...ented to perform actions directly after bean's construction and setting of all injected dependencies and managed properties such as @EJB, @Inject, @ManagedProperty, etc. Namely, the injected dependencies are not available inside the bean's constructor. This will thus run only once per view, session ...
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Does constexpr imply inline?

...e implicitly inline (7.1.2)." Note, however, that the inline specifier really has very little (if any) effect upon whether a compiler is likely to expand a function inline or not. It does, however, affect the one definition rule, and from that perspective, the compiler is required to follow the sa...
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Algorithm to detect corners of paper sheet in photo

...n are awesome, move to them as soon as possible. :D Instead of removing small objects and or noise, lower the canny restraints, so it accepts more edges, and then find the largest closed contour (in OpenCV use findcontour() with some simple parameters, I think I used CV_RETR_LIST). might still stru...
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Gradient of n colors ranging from color 1 and color 2

... who was not expecting to see an option like "springgreen" or "royalblue". All colors available to use can be returned as a list by running: colors(). – jadki Oct 9 '18 at 20:54 ...
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Reload the path in PowerShell

If I have an instance of PowerShell ISE running and I install something that modifies the PATH or I modify it in any way outside of PowerShell then I need to restart PowerShell for it to see the updated PATH variable. ...