Top "Comparison" questions

Questions about data comparison and efficient ways to accomplish it.

What is the difference between google's ImmutableList and Collections.unmodifiableList ()?

From ImmutableList javadocs: Unlike Collections.unmodifiableList(java.util.List), which is a view of a separate collection that can still …

java collections comparison guava
Freemarker vs. Velocity

I'm trying to decide between Freemarker and Velocity to use as a template engine, any advantages/disadvantages you see regarding …

java comparison velocity freemarker
Float.NaN == Float.NaN

Why does this comparison give me 'false'? I looked at the source and Float.NaN is defined as /** * A constant …

java comparison floating-point nan
Mule Community edition vs Enterprise edition - Feature Comparison?

This should be a simple 'google' ... but I have drawn a blank. I assume it must be out there somewhere, …

comparison mule esb enterprise
Python - doctest vs. unittest

I'm trying to get started with unit testing in Python and I was wondering if someone could explain the advantages …

python unit-testing comparison doctest
Comparing boolean and int using isinstance

Can someone give me an explanation why isinstance() returns True in the following case? I expected False, when writing the …

python int boolean comparison isinstance
PDF compare on linux command line

I'm looking for a Linux command line tool to compare two PDF files and save the diffs to a PDF …

linux pdf comparison ghostscript
Java Large Files Disk IO Performance

I have two (2GB each) files on my harddisk and want to compare them with each other: Copying the original …

java performance comparison stream nio
Differences between System V and Posix semaphores

What are the trade-offs between using a System V and a Posix semaphore?

unix comparison posix semaphore tradeoff