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JUnit test for System.out.println()

I need to write JUnit tests for an old application that's poorly designed and is writing a lot of error messages to standard output. When the getResponse(String request) method behaves correctly it returns a XML response: ...
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Coalesce function for PHP?

...en. The improvement over the mentioned ?: operator is, that the ?? also handles undefined variables without throwing an E_NOTICE. share | improve this answer | follow ...
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How do I split a string into an array of characters? [duplicate]

...ble, which means you can't set the value of a character using this method, and that it isn't supported by IE7 (if that still matters to you). var s = "overpopulation"; console.log(s[3]); // logs 'r' share | ...
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How do I see if Wi-Fi is connected on Android?

...d be noted (for us n00bies here) that you need to add <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" /> to your AndroidManifest.xml for this to work. NOTE2: public NetworkInfo getNetworkInfo (int networkType) is now deprecated: This method was deprecated in AP...
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Is there an advantage to use a Synchronized Method instead of a Synchronized Block?

...so explicitly declares that the method synchronizes on the object instance and is (presumably) thread-safe. – Scrubbie Mar 14 '12 at 18:08 ...
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Hibernate: hbm2ddl.auto=update in production?

... Also updating a db schema should be handled by the professionals ( dbas ). Recovering from a bad db change is difficult at best. Vova didn't mention it - but what happens if hibernate's update decides to drop a column and re-add it because the type or size chan...
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What is the in a .vimrc file?

I see <leader> in many .vimrc files, and I am wondering what does it mean? 5 Answers ...
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JavaScript hard refresh of current page

...page via JavaScript? Hard refresh means getting a fresh copy of the page AND refresh all the external resources (images, JavaScript, CSS, etc.). ...
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Overload constructor for Scala's Case Classes?

...f apply(bar: Int) = new Foo(bar) } Foo(1, 2) Foo(1) In Scala 2.8, named and default parameters can often be used instead of overloading. case class Baz(bar: Int, baz: Int = 0) new Baz(1) Baz(1) share | ...
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Can't connect to local MySQL server through socket '/var/lib/mysql/mysql.sock' (2)

...so force using a socket with the socket parameter (-S with /usr/bin/mysql) and force TCP/IP by providing a port (-P with /usr/bin/mysql.) – Kaoru Jun 1 '14 at 11:17 ...