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console.writeline and System.out.println

...m.out.println("Console is: " + System.console()); } } results in: $ java ConsoleTest Console is: java.io.Console@2747ee05 $ java ConsoleTest </dev/null Console is: null $ java ConsoleTest | cat Console is: null The reason Console exists is to provide features that are useful in the speci...
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Java Enum definition

I thought I understood Java generics pretty well, but then I came across the following in java.lang.Enum: 7 Answers ...
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Change old commit message on Git

... VonCVonC 985k405405 gold badges33963396 silver badges39923992 bronze badges ...
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Get ID of last inserted document in a mongoDB w/ Java driver

...D (ObjectID) of the last inserted document of a mongoDB instance using the Java driver? 8 Answers ...
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How to import a class from default package

...h the default package. I have one class in default package - Calculations.java and I want to make the use of that class in any of the package (for instance in com.company.calc ). When I try to make the use of the class which is in the default package, it's giving me a compiler error. It's not abl...
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Reading/writing an INI file

...is supported by all versions of Windows with .NET installed, (i.e. Windows 98 - Windows 10). I hereby release it into the public domain - you're free to use it commercially without attribution. The tiny class Add a new class called IniFile.cs to your project: using System.IO; using System.Reflection...
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split string only on first instance - java

...t I want it to split on first instance only. How can I do that ? Here is a JavaScript example for '_' char but it doesn't work for me split string only on first instance of specified character ...
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What is WEB-INF used for in a Java EE web application?

I'm working on a Java EE web application with the following source code structure: 5 Answers ...
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Java - get the current class name?

All I am trying to do is to get the current class name, and java appends a useless non-sense $1 to the end of my class name. How can I get rid of it and only return the actual class name? ...
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What does java.lang.Thread.interrupt() do?

Could you explain what java.lang.Thread.interrupt() does when invoked? 9 Answers 9 ...