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Where should Rails 3 custom validators be stored?

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emacs zoom in/zoom out

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What is the difference between Directory.EnumerateFiles vs Directory.GetFiles?

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How to pass parameters to a partial view in ASP.NET MVC?

... The best overloaded method match for 'System.Web.WebPages.WebPageExecutingBase.Write(System.Web.WebPages.HelperResult)' has some invalid arguments error. How should I implement the controller method? Should it have input parameters? – Saeed Neamati Jul 1 '11 a...
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Can we have multiple “WITH AS” in single sql - Oracle SQL

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What is a “slug” in Django?

... If you serve content based on the id, decide whether to check that the slug matches the content (and return 404 if it doesn't) or ignore it completely. I don't think there's a general rule for what's best, SEO-wise. SO will still display this pa...
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What are the lesser known but useful data structures?

...tty neat. Wikipedia A skip list is a probabilistic data structure, based on multiple parallel, sorted linked lists, with efficiency comparable to a binary search tree (order log n average time for most operations). They can be used as an alternative to balanced trees (using probalistic bal...
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How to get a enum value from string in C#?

... baseKey choice; if (Enum.TryParse("HKEY_LOCAL_MACHINE", out choice)) { uint value = (uint)choice; // `value` is what you're looking for } else { /* error: the string was not an enum member */ } Before .NET 4.5, ...
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MySQL: how to get the difference between two timestamps in seconds

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Auto line-wrapping in SVG text

... @ZangMingJie Wrapping for character based (logographic) languages seems like a totally different use case than splitting words. Which is important in all the romantic/latin/cyrillic/arabic (phonographic) languages, which was my point. – Ni...