#in java

Unexpected Performance Penalty in Java

I implemented a GapBuffer list in Java, and I can’t figure out why it’s getting such a performance penalty. Similar code written in C# behaves as expected: inserting to the middle of the list is much faster than C#’s implementation of List. But the Java version is behaving strangely.

Here is some benchmarking information:

Adding/removing 10,000,000 items @ the end of the dynamic array...…

Top Reasons Why You Should Program In Java

Top Reasons Why You Should Program In Java

What does “volatile” mean in Java?

We use volatile in one of our projects to maintain the same copy of variable accessed by different threads. My question is whether it is alright to use volatile with static. The compiler does not give any errors but I don’t understand the reason of using both.

Answer

Short of reading the memory model specification, I recommend you read http://jeremymanson.blogspot.com/2008/11/what-volatile…

How to represent CNF (a ? ¬b ? c) ? (¬a ? d) as list or string in JAVA

For example (a ? ¬b ? c) ? (¬a ? d) to "(a !b c) (!a d)" or ((a (not b) c) ((not a) d))

I may not make my question clear.. I mean how can I elimiante ! && || by just using

((a (not b) c) ((not a) d)) instead of (a || !b || c) && (!a || d)

Sorry for the mistake..

Hope someone can give me an example or a link about this. Thanks…

Answer

Unicode has all these characters. You couldsimpl…