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Can I make a function available in every controller in angular?
If I have a utility function foo that I want to be able to call from anywhere inside of my ng-app declaration. Is there someway I can make it globally accessible in my module setup or do I need to add it to the scope in every controller?
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Use of 'const' for function parameters
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The reason is that const for the parameter only applies locally within the function, since it is working on a copy of the data. This means the function signature is really the same anyways. It's probably bad style to do this a lot though.
I personally tend to not use const except fo...
How do I check whether a jQuery element is in the DOM?
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There is a pure-DOM way to do this, which is syntactically more readable, and I imagine very similar in terms of performance: document.contains($foo[0])
– Joel Cross
Dec 1 '15 at 10:16
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C# - Keyword usage virtual+override vs. new
... here, the new / override keyword for the metods determine which metod is called when you put a Bar into a Foo variable.
– Thomas N
Apr 20 '15 at 13:00
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What's the meaning of “=>” (an arrow formed from equals & greater than) in JavaScript?
... are part of the ECMAscript 6 specification. They are not yet supported in all browsers, but they are partially or fully supported in Node v. 4.0+ and in most modern browsers in use as of 2018. (I’ve included a partial list of supporting browsers below).
You can read more in the Mozilla documentat...
How to convert a scala.List to a java.util.List?
...n ClassNotFoundException: scala.collection.convert.Wrappers. Arrays.asList(foo : _*) works in this case.
– Mohan
Jun 27 '15 at 11:41
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Getting the name of the currently executing method
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Thread.currentThread().getStackTrace() will usually contain the method you’re calling it from but there are pitfalls (see Javadoc):
Some virtual machines may, under some circumstances, omit one or more stack frames from the stack trace. In the extreme case, a virtua...
Remove CSS class from element with JavaScript (no jQuery) [duplicate]
...impler than regular expressions and splitting className into parts and manually traversing them.
– Victor Zamanian
Feb 12 '13 at 23:16
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How can you zip or unzip from the script using ONLY Windows' built-in capabilities?
....IO.Compression.FileSystem'; [IO.Compression.ZipFile]::ExtractToDirectory('foo.zip', 'bar'); }"
As Ivan Shilo said, this won't work with PowerShell 2, it requires PowerShell 3 or greater and .NET Framework 4.
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How can I add to List
...t<? extends T> because you can't guarantee what kind of List it is really pointing to, so you can't guarantee that the object is allowed in that List. The only "guarantee" is that you can only read from it and you'll get a T or subclass of T.
The reverse logic applies to super, e.g. List<?...