One of the nasty little traps a Java developer can run into occurs when Collection.contains (Object) is not used with appropriate understanding. I demonstrate this potential trap in this post.

From Java Boutiqe: Java contains a lot of useful utility packages. One is java.util with its lists, maps, and calendar stuff–a lot to look into and use in your applications.

When using Java’s Map implementations, it is sometimes common to invoke the Map ‘s get (Object) method and to react differently based on whether the value returned is null or not.

Oracle issued an emergency update to its widely-used Java web software on Sunday, but experts say it still contains security flaws.

Java still contains security flaws, experts claim 14 January 2013 The US government advised people to stop using Java last week ...