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Return two and more values from a method
...ng, not text formatting. Indent lines four spaces and the weirdness caused by irb's >> prompt will go away.
– Chris Lutz
Dec 25 '09 at 15:31
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Is there a way to check which CSS styles are being used or not used on a web page?
...it on that page. It will tell you which styles are being used and not used by that page.
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Elegant Python function to convert CamelCase to snake_case?
...molSinghJaggi The first regex handles the edge case of an acronym followed by another word (e.g. "HTTPResponse" -> "HTTP_Response") OR the more normal case of an initial lowercase word followed by a capitalized word (e.g. "getResponse" -> "get_Response". The second regex handles the normal cas...
Difference between Iterator and Listiterator?
...s, but not for Set-type of Objects.
That is, we can get a Iterator object by using Set and List, see here:
By using Iterator we can retrieve the elements from Collection Object in forward direction only.
Methods in Iterator:
hasNext()
next()
remove()
Iterator iterator = Set.iterator();
Iterat...
How to remove “disabled” attribute using jQuery?
...rties (such as autoplay, checked, disabled and required amongst others).
By using removeAttr(), you are completely removing the disabled attribute itself - while prop() is merely setting the property's underlying boolean value to false.
While what you want to do can be done using attr()/removeAt...
linux: kill background task
...o be executed after the kill, if any of those commands relies on work done by the background process, be mindful of any cleanup or finishing-up tasks which the background process might perform in a signal handler after receiving a (trappable) signal. Best to add a wait (followed perhaps by a sync or...
Python's os.makedirs doesn't understand “~” in my path
...m does not know anything about it.
In Python, this feature is implemented by os.path.expanduser:
my_dir = os.path.expanduser("~/some_dir")
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module unsafe for SAFESEH image C++
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This happens when you link an .obj or .lib that contains code created by an earlier version of the compiler. Which of course would be common if you downloaded a binary for opencv_ffmpeg instead of the source. You can turn the linker option off but then you'll still have a CRT version incompatib...
What is the gain from declaring a method as static
...ng on a type and methods acting on an instance of the type (as pointed out by Jon Skeet in his comment to a C# question).
Yet another use case for static methods is to mimic procedural programming interface. Think of java.lang.System.println() class and the methods and attributes therein. The clas...
AngularJS : ng-model binding not updating when changed with jQuery
...rks. When you assign the scope variable to an object, you are assigning it by reference, as opposed to by value as done when a var is set equal to a primitive value. I talked about about it in my post here. stackoverflow.com/questions/14527377/…. I referenced this plunk I made in that post to il...