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What is the best way to force yourself to master vi? [closed]

... First of all, you may want to pick up Vim; it has a vastly superior feature set along with everything vi has. That said, it takes discipline to learn. If you have a job and can't afford the productivity hit (without getting fired), I...
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Socket.IO Authentication

I am trying to use Socket.IO in Node.js, and am trying to allow the server to give an identity to each of the Socket.IO clients. As the socket code is outside the scope of the http server code, it doesn't have easy access to the request information sent, so I'm assuming it will need to be sent up d...
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What is a reasonable code coverage % for unit tests (and why)? [closed]

...and she knows those factors better than I do – it’s her code after all. There is no single, simple, answer, and she’s smart enough to handle the truth and work with that.” “I see,” said the young apprentice, “but if there is no single simple answer, then why did you ...
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npm command to uninstall or prune unused packages in Node.js

Is there a way to simply uninstall all unused (undeclared) dependencies from a Node.js project (ones that are no longer defined in my package.json .) When I update my application I like to have the unreferenced packages removed automatically. ...
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How to escape quote marks in Exec Command in MSBuild

...iling\Backslash\" and the \" is the command-line escape sequence for ", so all following arguments get messed up. – jnm2 Feb 13 '17 at 23:09 ...
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LINQ OrderBy versus ThenBy

Can anyone explain what the difference is between: 4 Answers 4 ...
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Questions every good .NET developer should be able to answer? [closed]

...ference type? What does the "readonly" keyword in C# mean? I think it usually helps to ask your applicants to complete a simple coding exercise such as: Write your own linked list class without using the built-in classes. Write your own hashtable class without using the built-in classes. Write a...
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Possible to do a MySQL foreign key to one of two possible tables?

... What you're describing is called Polymorphic Associations. That is, the "foreign key" column contains an id value that must exist in one of a set of target tables. Typically the target tables are related in some way, such as being instances of some c...
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What's the difference between String(value) vs value.toString()

...me, and actually, the String constructor called as a function (your first example), will at the end, call the toString method of the object passed, for example: var o = { toString: function () { return "foo"; } }; String(o); // "foo" On the other hand, if an identifier refers to null or undefined...
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How do you use the Immediate Window in Visual Studio?

...is an immensely useful tool for debugging applications. It can be used to execute code statements that are valid in the context of a break point and inspect values. I also use it to type code snippets to learn language features. ...