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Java 8 Distinct by property
...ere is a function that returns a predicate that maintains state about what it's seen previously, and that returns whether the given element was seen for the first time:
public static <T> Predicate<T> distinctByKey(Function<? super T, ?> keyExtractor) {
Set<Object> seen =...
rails - Devise - Handling - devise_error_messages
in my user edit page, there is a line as follows:
21 Answers
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Minimum and maximum value of z-index?
I have a div in my HTML page. I am showing this div based on some condition, but the div is displaying behind the HTML element where I pointed the mouse cursor.
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REST API error return good practices [closed]
I'm looking for guidance on good practices when it comes to return errors from a REST API. I'm working on a new API so I can take it any direction right now. My content type is XML at the moment, but I plan to support JSON in future.
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Should I embed images as data/base64 in CSS or HTML
... I have embedded some images (PNG & SVG) as BASE64 directly into the css. (Its automated in the build process)
7 Answers
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SOAP or REST for Web Services? [closed]
...s or is SOAP? Or are they different tools for different problems? Or is it a nuanced issue - that is, is one slightly better in certain arenas than another, etc?
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Capture HTML Canvas as gif/jpg/png/pdf?
Is it possible to capture or print what's displayed in an html canvas as an image or pdf?
12 Answers
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Finding a branch point with Git?
I have a repository with branches master and A and lots of merge activity between the two. How can I find the commit in my repository when branch A was created based on master?
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Is it possible to cherry-pick a commit from another git repository?
I'm working with a git repository that needs a commit from another git repository that knows nothing of the first.
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Can Visual Studio 2012 be installed side-by-side w/ Visual Studio 2010?
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As Reigo said, yes. Here's the link to the official Microsoft page with the information Reigo provided, and more details: http://msdn.microsoft.com/en-us/library/ms246609%28v=VS.110%29.aspx
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