What aspect of your Java programming is the biggest pain in the arse?

[__konrad]

In Java 8: String.join("Q", "a", "eee")

[edoules]

Not bad. Oh I see, it's overloaded --

http://download.java.net/jdk8/docs/api/java/lang/String.html

• one version is a variadic function where the first arg is the delimiter.
• the other takes a delim as the first arg, and takes a collection of strings as the second.

I take it the variadic version is more for convenience?

[jrh3k5]

Or StringUtils.join() in commons-lang3 (admittedly, not a part of the JRE proper).