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No tests found with test runner 'JUnit 4'

...ng one of the test methods to start with "test..." (JUnit3 style) and then all tests are found. I renamed it back to what it was previously, and it still works. share | improve this answer ...
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Try catch statements in C

... exceptions but you can simulate them to a degree with setjmp and longjmp calls. static jmp_buf s_jumpBuffer; void Example() { if (setjmp(s_jumpBuffer)) { // The longjmp was executed and returned control here printf("Exception happened here\n"); } else { // Normal code execution s...
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Why can't I use a list as a dict key in python?

..., with the hash as, say, their memory location? It can be done without really breaking any of the requirements, but it leads to unexpected behavior. Lists are generally treated as if their value was derived from their content's values, for instance when checking (in-)equality. Many would - underst...
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Using wget to recursively fetch a directory with arbitrary files in it

... --cut-dirs=X (cuts out X directories). it's a bit annoying to have to manually count directories for X.. – lkraav Nov 8 '10 at 21:49 3 ...
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Android: upgrading DB version and adding new table

... 1. About onCreate() and onUpgrade() onCreate(..) is called whenever the app is freshly installed. onUpgrade is called whenever the app is upgraded and launched and the database version is not the same. 2. Incrementing the db version You need a constructor like: MyOpenHelp...
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What's the _ underscore representative of in Swift References?

...ng, s2: String) -> String { return s1 + s2; } } When you call foo(), it is called like bar.foo("Hello", s2: "World"). But, you can override this behavior by using _ in front of s2 where it's declared. func foo(s1: String, _ s2: String) -> String{ return s1 + s2; } Then, w...
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Fixed Table Cell Width

... You could try using the <col> tag manage table styling for all rows but you will need to set the table-layout:fixed style on the <table> or the tables css class and set the overflow style for the cells https://developer.mozilla.org/en-US/docs/Web/HTML/Element/col <table cl...
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Unable to run app in Simulator: Xcode beta 6 iOS 8

...; Manage Devices Click on the little + sign at the bottom Add (if missing) all the devices that you want, or delete and recreate the ones malfunctioning. If anyone of the simulator is not working then right click on it and delete it and then re-create it again ...
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Why do we need virtual functions in C++?

... a rat." So far so good, right? Animals eat generic food, cats eat rats, all without virtual. Let's change it a little now so that eat() is called via an intermediate function (a trivial function just for this example): // This can go at the top of the main.cpp file void func(Animal *xyz) { xyz-...
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Swift Beta performance: sorting arrays

...t)) // [-1, 0, 2, 2, 5, 8, 1234] // [-1, 0, 2, 2, 5, 8, 1234] Both are called in the same program as written. var x_swift = CInt[](count: n, repeatedValue: 0) var x_c = CInt[](count: n, repeatedValue: 0) for var i = 0; i < n; ++i { x_swift[i] = CInt(random()) x_c[i] = CInt(random()) }...