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Import package.* vs import package.SpecificType [duplicate]
...rhead to write an import loading all the types within one package ( import java.* ); than just a specific type (i.e. import java.lang.ClassLoader )? Would the second one be a more advisable way to use than the other one?
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Is not an enclosing class Java
...lly helpful, I never knew you could call new twice in a row (and I've done java for 8+ years!)
– PaulBGD
Sep 13 '15 at 0:58
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Is there a way to dump a stack trace without throwing an exception in java?
I am thinking of creating a debug tool for my Java application.
10 Answers
10
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Why is the clone() method protected in java.lang.Object?
What is the specific reason that clone() is defined as protected in java.lang.Object ?
11 Answers
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Why so red? IntelliJ seems to think every declaration/method cannot be found/resolved
I just installed and re-installed IntelliJ. Every Java file is coming up RED. I checked the JDK; it is at 1.6.##. The maven clean install build worked just fine.
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What is a good Java library to zip/unzip files? [closed]
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i got org.zeroturnaround.zip.ZipException: java.io.FileNotFoundException: images\001GL.JPG: open failed: EINVAL (Invalid argument) error
– Smit Patel
Jan 16 '14 at 11:30
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C# Set collection?
Does anyone know if there is a good equivalent to Java's Set collection in C#? I know that you can somewhat mimic a set using a Dictionary or a HashTable by populating but ignoring the values, but that's not a very elegant way.
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How to convert int[] into List in Java?
How do I convert int[] into List<Integer> in Java?
20 Answers
20
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Java: difference between strong/soft/weak/phantom reference
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Java provides two different types/classes of Reference Objects: strong and weak. Weak Reference Objects can be further divided into soft and phantom.
Strong
Weak
soft
phantom
Let's go point by point.
Strong Reference...
Difference between String replace() and replaceAll()
What's the difference between java.lang.String 's replace() and replaceAll() methods,
other than later uses regex? For simple substitutions like, replace . with / ,
is there any difference?
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