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What is the difference between Integer and int in Java?
... have any methods.
Integer is a class, no different from any other in the Java language. Variables of type Integer store references to Integer objects, just as with any other reference (object) type. Integer.parseInt("1") is a call to the static method parseInt from class Integer (note that this me...
Android requires compiler compliance level 5.0 or 6.0. Found '1.7' instead. Please use Android Tools
...d x64 eclipse IDE).
As helios said, you must set project compatibility to Java 5.0 or Java 6.0.
To do that, 2 options:
Right-click on your project and select "Android Tools -> Fix
Project Properties" (if this din't work, try second option)
Right-click on your project and select "Properties -...
Seeking useful Eclipse Java code templates [closed]
You can create various Java code templates in Eclipse via
46 Answers
46
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How do I increase the number of displayed lines of a Java stack trace dump?
...ighLevelException: MidLevelException: LowLevelException
at Junk.a(Junk.java:13)
at Junk.main(Junk.java:4)
Caused by: MidLevelException: LowLevelException
at Junk.c(Junk.java:23)
at Junk.b(Junk.java:17)
at Junk.a(Junk.java:11)
... 1 more
Caused by: LowLevelException
at Jun...
What is the difference between JSF, Servlet and JSP?
...
JSP (JavaServer Pages)
JSP is a Java view technology running on the server machine which allows you to write template text in client side languages (like HTML, CSS, JavaScript, ect.). JSP supports taglibs, which are backed by piec...
Reading a plain text file in Java
It seems there are different ways to read and write data of files in Java.
28 Answers
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Changing the current working directory in Java?
How can I change the current working directory from within a Java program? Everything I've been able to find about the issue claims that you simply can't do it, but I can't believe that that's really the case.
...
Create a GUID in Java
What are some of the best ways to create a GUID in Java?
6 Answers
6
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Command-line Tool to find Java Heap Size and Memory Used (Linux)?
...here a Command-line Tool (Linux) to check Heap Size (and Used Memory) of a Java Application?
17 Answers
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Static Classes In Java
Is there anything like static class in java?
13 Answers
13
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