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Building big, immutable objects without using constructors having long parameter lists
...nterface. All the user cares about is that he gets a "Foo". I could have called "FooImpl" "FooPointlessNitpick" as well ;)
– SyntaxT3rr0r
May 17 '10 at 13:34
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std::string formatting like sprintf
...rmixed cout and printfs are output correctly. Disabling this link (with a call to cout.sync_with_stdio(false)) causes c++'s streams to outperform stdio, at least as of MSVC10.
– Jimbo
Jan 20 '13 at 21:15
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Remove files from Git commit
... the commit that you want the file to conform to.
git checkout <commit_id> <path_to_file>
you can do this multiple times if you want to remove many files.
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git commit -am "remove unwanted files"
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Find the commit_id of the commit on which the files were added mistakenly, let's...
Why does typeof NaN return 'number'?
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Well, it may seem a little strange that something called "not a number" is considered a number, but NaN is still a numeric type, despite that fact :-)
NaN just means the specific value cannot be represented within the limitations of the numeric type (although that could be s...
How to create an infinite loop in Windows batch file?
This is basically what I want in a batch file. I want to be able to re-run "Do Stuff" whenever I press any key to go past the "Pause".
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What are the most interesting equivalences arising from the Curry-Howard Isomorphism?
...g, including falsity, however.
Ignoring inconsistencies, type systems typically correspond to an intuitionistic logic, and are by necessity constructivist, which means certain pieces of classical logic can't be expressed directly, if at all. On the other hand this is useful, because if a type is a ...
What is difference between functional and imperative programming languages?
...imes in the transformation. If you refactor through a pure method, you can call your pure method at will without worrying about side effects.
Easier testing and debugging. Because pure functions can more easily be tested in isolation, you can write test code that calls the pure function with typic...
Arguments or parameters? [duplicate]
...he arguments that were passed in on the command line to start the program. Calling it parameters would be incorrect because while the variable itself (in the method signature) is a parameter, the contents of that array (runtime) are not parameters.
– ColinD
Apr...
How to get the current user in ASP.NET MVC
...Controller. If you need it from the view, I would populate what you specifically need in the ViewData, or you could just call User as I think it's a property of ViewPage.
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Rails has_many with alias name
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Give this a shot:
has_many :jobs, foreign_key: "user_id", class_name: "Task"
Note, that :as is used for polymorphic associations.
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