Core Java Technology Section Index | Page 9

What is a multimap?

What is a multimap?

How can I detect if a duplicate is added to a Set?

What version of J2SE must I use to deal with the changes US daylight savings time in 2007?

Is it better to use a for-each loop or an Iterator with a collection?

Why do I keep getting an UnsupportedOperationException thrown when I try some collection operations?

My application is using the the classes from some jar file.

How do I get the JAR command to preserve the timestamp of the file in the archive?

Is there a limit to the number of simultaneously open zip files?

What implementations of the Deque interface does Java offer?

How do you pronounce Deque?

What's the difference between a transient and non-transient exception?

How can I find the dates of all the weekend days in a year?

For loading and registering a driver you should use Class.forName("sun.jdbc.odbc.JdbcOdbcDriver"), but I have used JdbcOdbcDriver j=new JdbcOdbcDriver() and I still get a connection. Why is this so? Why should I use Class.forName("");

How can I format an int to contain a set amount of characters? If the set amount of characters is 6 and the int == 12345 then it should become 012345.

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