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How do I run a Java program from the command line on Windows?
I'm trying to execute a Java program from the command line in Windows. Here is my code:
12 Answers
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How to install Java SDK on CentOS?
I have CentOS 5, but I don't know the steps to install Java SDK on Linux.
12 Answers
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What is path of JDK on Mac ? [duplicate]
Im using Mac only at work and I need to set JAVA_HOME to proper path of JDK. I downloaded JDK, installed it and now I can't find it anywhere. I was looking at the internet for the solution, but there is no folder Libraries/Java.
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How do I use JDK 7 on Mac OSX?
...he WatchService API as mentioned in this link:
http://download.oracle.com/javase/tutorial/essential/io/notification.html
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Illegal pattern character 'T' when parsing a date string to java.util.Date
I have a date string and I want to parse it to normal date use the java Date API,the following is my code:
3 Answers
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Java: Get month Integer from Date
How do I get the month as an integer from a Date object ( java.util.Date )?
7 Answers
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Hashset vs Treeset
...don't care to mess around with hash functions and buckets (in the case of Java ).
14 Answers
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What is a stack trace, and how can I use it to debug my application errors?
...ication. Let's have a look at the stack trace:
Exception in thread "main" java.lang.NullPointerException
at com.example.myproject.Book.getTitle(Book.java:16)
at com.example.myproject.Author.getBookTitles(Author.java:25)
at com.example.myproject.Bootstrap.main(Bootstrap.java:...
How to use enum values in f:selectItem(s)
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If you prefer java.util.List you can just modify getStatuses() return type to List<Status> and return Arrays.asList(Status.values());
– stakahop
Oct 4 '16 at 12:42
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Why should I avoid multiple inheritance in C++?
... Diamond of Dread described above. In fact, this is how things are done in Java.
Usually, what you mean when C inherits from A and B is that users can use C as if it was a A, and/or as if it was a B.
In C++, an interface is an abstract class which has:
all its method declared pure virtual (suffixed...