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'AND' vs '&&' as operator

... Actually, other languages (for example, Perl and Ruby) also have these variants with the same precedence distinction so it wouldn't be sensible to deviate from this standard (however puzzling it might be for beginners) by making precedence e...
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Can't start Eclipse - Java was started but returned exit code=13

...lipse is 64-bit, based on the paths and filenames. However, the version of Java that it's picking up is 32-bit, as indicated by where it is coming from, on this line: -vm C:\Program Files (x86)\Java\jre7\bin\javaw.exe Program Files (x86) is the folder where 64-bit Windows places 32-bit programs. ...
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What version of javac built my jar?

How can I tell what version of the Java compiler was used to build a jar? I have a jar file, and it could have been built in any one of three JDKs. We need to know exactly which one, so we can certify compatibility. Is the compiler version embedded somewhere in the class files or jar? ...
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Bad class file magic or version

... my JAVA_HOME variable changed to Java 1.8 and I got this error message when compiling a pure java module as a dependency of my android project. build.gradle of the java module apply plugin: 'java' Solution #1: Quick an dirty...
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How to set time zone of a java.util.Date?

I have parsed a java.util.Date from a String but it is setting the local time zone as the time zone of the date object. ...
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javax vs java package

What's the rationale behind the javax package? What goes into java and what into javax? 7 Answers ...
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Git SSH error: “Connect to host: Bad file number”

...dited May 27 '12 at 17:38 Peter Lang 49.3k2626 gold badges138138 silver badges152152 bronze badges answered May 27 '12 at 12:03 ...
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How to write :hover condition for a:before and a:after?

... To change menu link's text on mouseover. (Different language text on hover) here is the jsfiddle example html: <a align="center" href="#"><span>kannada</span></a> css: span { font-size:12px; } a { color:green; } a:hover span { display...
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How to get the current time in YYYY-MM-DD HH:MI:Sec.Millisecond format in Java?

... @NickG Where is this toString(String format) method? The java.util.Date doesn't seem to have it. Are you referring to the Joda Time API? But one possible benefit is reuse of the same formatter object. Another is you don't have to add an API - Date class is a standard Java library c...
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What is java pojo class, java bean, normal class? [duplicate]

... Normal Class: A Java class Java Beans: All properties private (use getters/setters) A public no-argument constructor Implements Serializable. Pojo: Plain Old Java Object is a Java object not bound by any restriction other than those for...