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Javascript communication between browser tabs/windows [duplicate]
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Tomáš Zato, be aware the answer is from 2010 - when HTML5 was not supported by all the browsers and the share of IE6 and IE7 was pretty high. There are better solutions now.
– Roman Goyenko
Feb 7 '17 at 15:42
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How do I see the current encoding of a file in Sublime Text?
...ing view.encoding() I got UTF-8 but while calling print sys.stdin.encoding from Python I got None
– andilabs
Dec 3 '13 at 15:04
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The 3 different equals
...es i.e. "5 is not a number" == 5 can lead to wacky bugs. === never suffers from this problem.
– gnarf
Nov 12 '13 at 5:00
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What is the difference between .map, .every, and .forEach?
...d
omitting the ones where it returns false)
.map() (creates a new array from the values returned by the iterator
function)
.reduce() (builds up a value by repeated calling the iterator,
passing in previous values; see the spec for the details; useful
for summing the contents of an array ...
Read entire file in Scala?
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val lines = scala.io.Source.fromFile("file.txt").mkString
By the way, "scala." isn't really necessary, as it's always in scope anyway, and you can, of course, import io's contents, fully or partially, and avoid having to prepend "io." too.
The above ...
What does “@” mean in Windows batch scripts
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It inherits the meaning from DOS. @:
In DOS version 3.3 and later, hides the echo of a batch command. Any output generated by the command is echoed.
Without it, you could turn off command echoing using the echo off command, but that command wo...
How to get the root dir of the Symfony2 application?
What is the best way to get the root app directory from inside the controller? Is it possible to get it outside of the controller?
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How do I create an immutable Class?
...ay) is passed into the constructor, it should be copied to keep the caller from modifying it later
if you're going to return your collection, either return a copy or a read-only version (for example, using ArrayList.ReadOnly or similar - you can combine this with the previous point and store a read-...
TypeScript: problems with type system
...lement' to 'SVGSVGElement':
Type 'HTMLElement' is missing property 'width' from type 'SVGSVGElement'.
Type 'SVGSVGElement' is missing property 'onmouseleave' from type 'HTMLElement'.
If fixed it by first casting to 'any':
var mySvg = <SVGSVGElement><any>document.getElementById('mySvg')...
Make a link open a new window (not tab) [duplicate]
...re, that opening windows via javascript (if not done in the onclick event from an anchor element) are subject to getting blocked by popup blockers!
[1] This attribute dates back to the times when browsers did not have tabs and using framesets was state of the art. In the meantime, the functionalit...