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Catch browser's “zoom” event in JavaScript
Is it possible to detect, using JavaScript, when the user changes the zoom in a page?
I simply want to catch a "zoom" event and respond to it (similar to window.onresize event).
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How to get a file or blob from an object URL?
...object URL to display the image. I am not revoking the url, as I do reuse it.
7 Answers
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How to add “active” class to Html.ActionLink in ASP.NET MVC
...trap navbar in MVC, but the following doesn't show the active class when written like this:
25 Answers
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How to find and return a duplicate value in array
... a.count(e) > 1 }
I know this isn't very elegant answer, but I love it. It's beautiful one liner code. And works perfectly fine unless you need to process huge data set.
Looking for faster solution? Here you go!
def find_one_using_hash_map(array)
map = {}
dup = nil
array.each do |v|
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Obtain form input fields using jQuery?
I have a form with many input fields.
26 Answers
26
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C++ deprecated conversion from string constant to 'char*'
I have a class with a private char str[256];
11 Answers
11
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UITapGestureRecognizer - single tap and double tap
I am trying to add 2 UITapGestureRecognizers to a view, one for single tap and one for double tap events. The single tap recognizer is working as expected (on its own). But I don't seem to be able to get the double tap recognizer working.
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is_null($x) vs $x === null in PHP [duplicate]
...a code review someone strongly suggested that I use is_null() instead as it is specifically designed for the null-evaluation purpose. He also started talking about math or something.
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URL Encoding using C#
... which sends a POST request to the VB forum software and logs someone in (without setting cookies or anything).
13 Answers
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Google Authenticator available as a public service?
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The project is open source. I have not used it. But it's using a documented algorithm (noted in the RFC listed on the open source project page), and the authenticator implementations support multiple accounts.
The actual process is straightforward. The one time code i...