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How do I run IDEA IntelliJ on Mac OS X with JDK 7?

...will not work with JDK 1.7 on Mac. At the moment you must have JDK 1.6 installed so that you can run IDEA 11 and older versions. share | improve this answer | follow ...
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Is there any way in C# to override a class method with an extension method?

...ng virtual I am simply clarifying what it means to be polymorphic. In virtually all uses of GetHashCode, the concrete type is unknown - so polymorphism is in play. As such, extension methods wouldn't help even if they took priority in the regular compiler. What the OP really wants is monkey-patching...
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JUnit confusion: use 'extends TestCase' or '@Test'?

...Unit 4) using the @Test annotation is the way introduced by JUnit 4 Generally you should choose the annotation path, unless compatibility with JUnit 3 (and/or a Java version earlier than Java 5) is needed. The new way has several advantages: The @Test annotaton is more explicit and is easier to ...
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How to inject dependencies into a self-instantiated object in Spring?

... This is actually a bad pattern. If this is how you really use MyBean why not just have constructor with AnotherBean as parameter. Something like: code private @Autowired AnotherBean bean; public void doStuff() { MyBean obj = new M...
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How to list branches that contain a given commit?

...uery git to find out which branches contain a given commit? gitk will usually list the branches, unless there are too many, in which case it just says "many (38)" or something like that. I need to know the full list, or at least whether certain branches contain the commit. ...
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How to overload the operator++ in two different ways for postfix a++ and prefix ++a?

...t, postfix is much better. An example would be an iterator where you typically use: for(pos=c.begin(); ...; ++pos) {} instead of pos++ – Eric Oct 2 '10 at 16:28 ...
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Rails: confused about syntax for passing locals to partials

...:partial => 'foo', :locals => {blah blah blah}) then it will pass in all of your arguments as a hash and parse them accordingly. If you pass in a string as your first argument, it assumes the first argument is your partial name, and will pass the remainder as your locals. However, in that s...
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what's data-reactid attribute in html?

...ct applications can be rendered at the server as well as the client. Internally React builds up a representation of references to the DOM nodes that make up your application (simplified version is below). { id: '.1oqi7occu80', node: DivRef, children: [ { id: '.1oqi7occu80.0', ...
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What's the difference between ASCII and Unicode?

...than) 221 characters, which, similarly, map to numbers 0–221 (though not all numbers are currently assigned, and some are reserved). Unicode is a superset of ASCII, and the numbers 0–127 have the same meaning in ASCII as they have in Unicode. For example, the number 65 means "Latin capital 'A'"...
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What's the best way to join on the same table twice?

...a fan of natural keys and this is a great example why. Natural keys, especially things like phone numbers, can change and frequently so. Updating your database when that change happens will be a HUGE, error-prone headache. * Method 1 as you describe it is your best bet though. It looks a bit terse ...