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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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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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How to process SIGTERM signal gracefully?

... @Mausy5043 Python allows you to not have parenthesis for defining classes. Although it's perfectly fine for python 3.x, but for python 2.x, best practice is to use "class XYZ(object):". Reason being: docs.python.org/2/reference/datamodel.html#...
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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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What is the most efficient string concatenation method in python?

... idiomatic and thus easier for other python programmers to understand. Finally, the golden rule of optimization: don't optimize unless you know you need to, and measure rather than guessing. You can measure different methods using the timeit module. That can tell you which is fastest, instead of r...
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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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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. ...