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Different ways of loading a file as an InputStream
...e.txt") will look for a file in your classpath at the following location: "java/lang/myfile.txt". If your path starts with a /, then it will be considered an absolute path, and will start searching from the root of the classpath. So calling String.class.getResourceAsStream("/myfile.txt") will look a...
Reading InputStream as UTF-8
...fferedReader(new InputStreamReader(url.openStream(), "UTF-8"));
or since Java 7:
BufferedReader in = new BufferedReader(new InputStreamReader(url.openStream(), StandardCharsets.UTF_8));
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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 ...
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...
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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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...
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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How to get the last date of a particular month with JodaTime?
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@Jon Skeet How to get this using Java 8's new Date and Time API?
– Warren Nocos
Nov 9 '15 at 12:21
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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 {
//...