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Cleanest way to toggle a boolean variable in Java?
Is there a better way to negate a boolean in Java than a simple if-else?
9 Answers
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What is object serialization?
...rm and libraries.I really want to know the format.
– JAVA
Aug 31 '14 at 19:52
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Is it applicable ...
Java List.add() UnsupportedOperationException
...rays.asList(membersArray) is one of that. You need to insert the record in java.util.ArrayList or use the below approach to convert into ArrayList.
With the minimal change in your code, you can do below to convert a list to ArrayList. The first solution is having a minimum change in your solution, ...
Get domain name from given url
...It should not include 'www' part). Url can contain http/https. Here is the java code that I wrote. Though It seems to work fine, is there any better approach or are there some edge cases, that could fail.
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Printing Java Collections Nicely (toString Doesn't Return Pretty Output)
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String.join(",", yourIterable);
(Java 8)
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Difference between .keystore file and .jks file
...ore files and .jks files, yet I could not find it. I know jks is for "Java keystore" and both are a way to store key/value pairs.
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How do I convert a String to an int in Java?
How can I convert a String to an int in Java?
46 Answers
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java.util.regex - importance of Pattern.compile()?
...);
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If you're familiar with .NET regexes, you may be wondering if Java's compile() method is related to .NET's RegexOptions.Compiled modifier; the answer is no. Java's Pattern.compile() method is merely equivalent to .NET's Regex constructor. When you specify the Compiled option:
Regex r...
Getting the array length of a 2D array in Java
... name of it is - object initialization? inline initialization? one of our Java Gurus will know
– NG.
Oct 22 '10 at 19:59
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Eclipse: enable assertions
...nd then to the menu item Run Configurations.
In the left panel, go to Java Application, and then go to Assertions.
In the right panel, choose the tab Arguments.
Under the field for VM arguments, type -ea to enable assertions.
Click on the Apply and then Run button.
To globally set it a...