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Is D a credible alternative to Java and C++? [closed]

Is the D language a credible alternative to Java and C++? What will it take to become a credible alternative? Should I bother learning it? Does it deserve evangelizing? ...
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Eclipse: The declared package does not match the expected package

... me, I'll share how I solved this problem. It turns out that I opened the java file under the 'src' before declaring it a source directory. After right clicking on the 'src' directory in eclipse, selecting 'build path', and then 'Use as Source Folder' Close and reopen the already opened java file...
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Is it possible to use the instanceof operator in a switch statement?

... Just in case if someone will read it: The BEST solution in java is : public enum Action { a{ void doAction(...){ // some code } }, b{ void doAction(...){ // some code } }, c{ void doAction(...)...
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POST request send json data java HttpUrlConnection

I have developed a java code that convert the following cURL to java code using URL and HttpUrlConnection. the curl is : 5...
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How to calculate “time ago” in Java?

...licated logic and just delete the last delimiter when you're done. import java.util.concurrent.TimeUnit; import static java.util.concurrent.TimeUnit.MILLISECONDS; public class TimeUtils { /** * Converts time to a human readable format within the specified range * * @param durat...
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Why seal a class?

...e type which is subclassed may become mutable (ick) Item 17 of Effective Java goes into more details on this - regardless of the fact that it's written in the context of Java, the advice applies to .NET as well. Personally I wish classes were sealed by default in .NET. ...
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When should we implement Serializable interface?

...riablizble interface to all of domain models... – theJava Dec 28 '10 at 19:39 8 @theJava It's not...
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TypeScript with KnockoutJS

...terViewModel(myKO), el); }; default.htm: <!DOCTYPE html> <html lang="en" xmlns="http://www.w3.org/1999/xhtml"> <head> <meta charset="utf-8" /> <title>TypeScript HTML App</title> <link rel="stylesheet" href="app.css" type="text/css" /> <...
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Why is parenthesis in print voluntary in Python 2.7?

...n. But I have at the beginning of Python script #encoding=utf-8, linux env LANG=en_US.UTF-8. So repr encodes not using default ASCII, but utf-8 encoding. – Karlo Smid Aug 18 '12 at 9:22 ...
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How to Copy Text to Clip Board in Android?

... Yesterday I made this class. Take it, it's for all API Levels import java.io.FileInputStream; import java.io.FileNotFoundException; import java.io.IOException; import java.io.InputStreamReader; import android.annotation.SuppressLint; import android.content.ClipData; import android.content.Cli...