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Recent Blog Entries 
- Friday Java Quiz: It Can't Go Simpler Than This
Q: What will this program print? true? or false? import java.io.*; public class Foo { public static void main(String[] args) { Serializable bar = null; System.out.println(b... - Git At Home
Here's a little experiment that I did last night after Kyle's Git talk—I put this blog under Git control. I have been maintaining the content of this blog in Subversion since March 2005, 1292 days ago (and in CVS before that). When I moved this ... - Git At The JUG
Today is JUG day. The JUG did a Git talk. Kyle Cordes gave the talk. Kyle gave the talk without PowerPoint. Kyle demoes Git on Windows. A Gtk+ GUI Git tool did Kyle use on Windows. The tool showed trees of his projects: branches and merges and ...
Recent Responses
- Re: Friday Java Quiz: It Can't Go Simpler Than This
There are separate bytecodes for instanceof and casting that have basically the same semantics as the source code operations. You can cast null to any type, but it is instanceof no type. - Re: Monday C++ Quiz: We Are All Confused
A simple query on the gcc mailing list leads to this gcc bug report. - Re: Friday Java Quiz: It Can't Go Simpler Than This
@Casper: Are you sure instanceof is a cast under the covers? I don't think so. You can cast `null` to any type you want - a feature used to resolve ambiguity when calling polymorphic methods with `null` arguments.
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