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Difference between case object and object

...dule A scala> case object B defined module B scala> import java.io._ import java.io._ scala> val bos = new ByteArrayOutputStream bos: java.io.ByteArrayOutputStream = scala> val oos = new ObjectOutputStream(bos) ...
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How do you install Google frameworks (Play, Accounts, etc.) on a Genymotion virtual device? [duplica

...getting back both ARM translation/support (this is what causes the "INSTALL_FAILED_CPU_ABI_INCOMPATIBLE" errors) and Google Play apps in your Genymotion VM. Download the following ZIPs: ARM Translation Installer v1.1 (Mirrors) If you have issues flashing ARM translation, try re-downloading from a ...
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How do I make a Git commit in the past?

.... you only have a single branch, no tags), then you can probably use git rebase to do the work. In the following commands, use the object name (SHA-1 hash) of the commit instead of “A”. Do not forget to use one of the “date override” methods when you run git commit. ---A---B---C---o---o---...
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Is a memory leak created if a MemoryStream in .NET is not closed?

...se. A MemoryStream, on the other hand, stores a managed byte array in its _buffer variable, which is not freed at disposal time. In fact, the _buffer is not even nulled in the MemoryStream's Dispose method, which is a SHAMEFUL BUG IMO because nulling the reference could make the memory eligible fo...
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Setting different color for each series in scatter plot on matplotlib

.... Adding plt.legend(['c{}'.format(i) for i in range(len(ys))], loc=2, bbox_to_anchor=(1.05, 1), borderaxespad=0., fontsize=11) to the bottom the above gives me a legend with colours. – DSM Apr 7 '13 at 19:15 ...
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How to bind a List to a ComboBox?

... public IList<City> Cities { get; set; } public Country(string _name) { Cities = new List<City>(); Name = _name; } } List<Country> countries = new List<Country> { new Country("UK"), new Country("Australia...
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Get Slightly Lighter and Darker Color from UIColor

... The function is missing a _ before the word amount. Should be private func hueColorWithBrightnessAmount(_ amount: CGFloat) -> PXColor { – Codemonk Apr 17 '18 at 21:16 ...
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Can I use assert on Android devices?

...rt x == 0 : "x = " + x; An alternative to the above statement is: Utils._assert(x == 0, "x = " + x); Where the method is defined as: public static void _assert(boolean condition, String message) { if (!condition) { throw new AssertionError(message); } } The Oracle java docs r...
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Which is the preferred way to concatenate a string in Python?

... If you have multiple strings (n > 10) "".join(list_of_strings) is still faster – Mikko Ohtamaa Aug 29 '12 at 5:34 11 ...
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structure vs class in swift language

...mple here code to understand well. struct SomeStruct { var a : Int; init(_ a : Int) { self.a = a } } class SomeClass { var a: Int; init(_ a: Int) { self.a = a } } var x = 11 var someStruct1 = SomeStruct(x) var someClass1 = SomeClass(x) var someStruct2 = someStruct1 var someClass2 = so...