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What does the “===” operator do in Ruby? [duplicate]

...to put b in that drawer?" An alternative formulation is "If a described a set, would b be a member of that set?" For example: (1..5) === 3 # => true (1..5) === 6 # => false Integer === 42 # => true Integer === 'fourtytwo' # => false /ell/ === 'Hello'...
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SQL Server Regular expressions in T-SQL

...y single character within the specified range (for example, [a-f]) or set (for example, [abcdef]). [^] Any single character not within the specified range (for example, [^a - f]) or set (for example, [^abcdef]). ...
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How to inherit from a class in javascript?

... How about sub.prototype.constructor value? I think it should be set too to sub value. – maximus Mar 26 '13 at 3:22 ...
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Enable remote MySQL connection: ERROR 1045 (28000): Access denied for user

...erflow.com/a/21151255/470749 helped me too because I guess my bind-address setting needed to be commented out. Granting remote privileges was not enough to get it to work. – Ryan Jun 16 '14 at 17:41 ...
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How do I URL encode a string

... [sampleUrl stringByAddingPercentEncodingWithAllowedCharacters:[NSCharacterSet URLQueryAllowedCharacterSet]]; You can choose the allowed character set as per the requirement of the URL component. share | ...
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Config Error: This configuration section cannot be used at this path

... You could also use the IIS Manager to edit those settings. Care of this Learn IIS article: Using the Feature Delegation from the root of IIS: You can then control each of machine-level read/write permissions, which will otherwise give you the overrideMode="Deny" errors...
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Program does not contain a static 'Main' method suitable for an entry point

...n old project to a new Windows Store App project, and the Build Action was set to Page instead of ApplicationDefinition. I switched back to ApplicationDefinition, but I also had to delete the folder obj\Debug. – Richard H Jan 15 '13 at 2:49 ...
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Can I add extension methods to an existing static class?

...))).Compile(); } public static Func<T> Create { get; private set; } } Here's how it works. While you can't technically write static extension methods, instead this code exploits a loophole in extension methods. That loophole being that you can call extension methods on null objects...
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How do I unload (reload) a Python module?

...ode is recompiled and the module-level code reexecuted, defining a new set of objects which are bound to names in the module’s dictionary. The init function of extension modules is not called a second time. As with all other objects in Python the old objects are only reclaimed afte...
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Linq to Entities - SQL “IN” clause

...stead of doing "in" to find the current item's user rights in a predefined set of applicable user rights, you're asking a predefined set of user rights if it contains the current item's applicable value. This is exactly the same way you would find an item in a regular list in .NET. There are two w...