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Allowed characters in Linux environment variable names

...ers as a part of a variable name. However when one program or script (e.g. java or perl) initializes a variable with special characters in its name and calls another executable (a child process) the latter executable can access that variable without problems. – oᴉɹǝɥɔ ...
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What is the meaning of single and double underscore before an object name?

... private in Python. When diving into semantics I'd say we can tie the _ to Java's protected since proctected in Java means "derived classes and/or within same package". Replace package with module since PEP8 already tells us that _ is not just a convention when talking about * imports and there you ...
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Elegant way to invert a map in Scala

... = Map(1 -> "one", 2 -> "two") m: scala.collection.immutable.Map[Int,java.lang.String] = Map(1 -> one, 2 -> two) scala> val reversedM = m map { case (k, v) => (v, k) } reversedM: scala.collection.immutable.Map[java.lang.String,Int] = Map(one -> 1, two -> 2) Note that dupli...
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How do you assert that a certain exception is thrown in JUnit 4 tests?

... before, there are many ways of dealing with exceptions in JUnit. But with Java 8 there is another one: using Lambda Expressions. With Lambda Expressions we can achieve a syntax like this: @Test public void verifiesTypeAndMessage() { assertThrown(new DummyService()::someMethod) .isI...
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JavaScript Editor Plugin for Eclipse [duplicate]

Is there an Eclipse plugin available for JavaScript that allows for syntax checking and autosuggestions for .js files in Eclipse? ...
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Java Stanford NLP: Part of Speech labels?

The Stanford NLP, demo'd here , gives an output like this: 10 Answers 10 ...
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Android Fragment onClick button Method

...s PageListActivity extends ButtonHandlingActivity ButtonHandlingActivity.java: public class ButtonHandlingActivity extends Activity { public void onButtonSomething(View v) { OnClickFragments.invokeFragmentButtonHandlerNoExc(v); //or, if you want to handle exceptions: // try { //...
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How to get the last date of a particular month with JodaTime?

... @Jon Skeet How to get this using Java 8's new Date and Time API? – Warren Nocos Nov 9 '15 at 12:21 5 ...
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How to call a SOAP web service on Android [closed]

...mplement a REST-ful interface that proxies the SOAP envelopes through WSDL2Java. – user4903 Jul 15 '11 at 17:57  |  show 2 more comments ...
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Best way to “negate” an instanceof

...s thinking if there exists a better/nicer way to negate an instanceof in Java. Actually, I'm doing something like: 9 Answ...