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java Programming Glossary: ideone.comMultiple wildcards on a generic methods makes Java compiler (and me!) very confused http://stackoverflow.com/questions/3546745/multiple-wildcards-on-a-generic-methods-makes-java-compiler-and-me-very-confu first consider a simple scenario see complete source on ideone.com import java.util. public class TwoListsOfUnknowns static void.. following does not compile which is to be expected also on ideone.com import java.util. public class TwoListsOfUnknowns2 static void.. here's where things start to get very confusing as seen on ideone.com import java.util. public class LOLUnknowns1 static void probablyIllegal..
How can we match a^n b^n with Java regex? http://stackoverflow.com/questions/3644266/how-can-we-match-an-bn-with-java-regex € € # lookahead testAll r1 tests The output is as seen on ideone.com aaa 0 aaab 1 aaa aaaxb 0 xaaab 0 b 0 abbb 1 a This is exactly.. # lookahead testAll r2 tests The output is now as seen on ideone.com aaa 0 aaab 1 aaa b aaaxb 0 xaaab 0 b 0 abbb 1 a bbb Note that.. group The output is the same as before as seen on ideone.com so there's no change in that regard. The important thing is..
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