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Case objects vs Enumerations in Scala
...ons are a bit clumsy in Scala and have the feel of an awkward add-on, so I now tend to use case objects. A case object is more flexible than an enum:
sealed trait Currency { def name: String }
case object EUR extends Currency { val name = "EUR" } //etc.
case class UnknownCurrency(name: String) exte...
difference between width auto and width 100 percent
...ion about width: auto was that the width is set to that of the contents. Now I see that it takes the full width of the parent.
...
.NET Global exception handler in console application
...answer and the comments in reply is to realize that this code demonstrates now to detect the exception, but not fully "handle" it as you might in a normal try/catch block where you have the option to continue. See my other answer for details. If you "handle" the exception this way, you have no opti...
Why does Javascript getYear() return 108?
...the years since 1900 are counted.
There are potential compatibility issues now that getYear() has been deprecated in favour of getFullYear() - from quirksmode:
To make the matter even more complex, date.getYear() is deprecated nowadays and you should use date.getFullYear(), which, in turn, is not s...
Simulate low network connectivity for Android [closed]
...
Wow, now if you could suggest me a way to fit myself into the oven too. And ovens are designed for shielding 2.4 GHz. It may not work for lower frequencies. IDK!
– WindRider
Jan 30 '19 at 17:...
How to Add Stacktrace or debug Option when Building Android Studio Project
... 0.8.10, the option is no longer in the Compiler > Gradle section, it's now in a separate section named Compiler (Gradle-based Android Project))
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How do API Keys and Secret Keys work? Would it be secure if I have to pass my API and secret keys to
...the result is greater than ten, subtracts ten. So f(2) = 5, f(8) = 1, etc. Now, we can make another function, call it f', that goes backwards, by adding seven instead of three. f'(5) = 2, f'(1) = 8, etc.
That's an example of a two-way function and its inverse. Theoretically, any mathematical functi...
How JavaScript closures are garbage collected
...ndow.f_ = f();
window.f_('some');
In example above the GC has no way of knowing if the variable is used or not (code tested and works in Chrome30, FF25, Opera 12 and IE10).
The memory is released if the reference to the object is broken by assigning another value to window.f_.
In my opinion this...
Is there a way to do method overloading in TypeScript?
... {
someMethod(numberParameter: number, stringParameter: string): void {
Now even in languages that support overloads with separate implementations (note: TypeScript overloads share a single implementation) - programmers are advices to provide consistency in ordering. This would make the signature...
How do I make an attributed string using Swift?
...y.underlineStyle] = NSUnderlineStyle.double.rawValue
Attributed Strings
Now that you understand attributes, you can make attributed strings.
Initialization
There are a few ways to create attributed strings. If you just need a read-only string you can use NSAttributedString. Here are some ways t...