Video: Java Puzzlers - Joshua Bloch, Neal Gafter
( https://www.youtube.com/watch?v=wbp-3BJWsU8 ) Book: Java puzzlers - Joshua Bloch, Neal Gafter summary: Use new BigDecimal(String), not new BigDecimal(double) Don’t assume that map.Entry objects in entrySet iteration are stable Beware of catastrophic backtracking when writing regex Generics > arrays, don’t ignore compiler warnings! Never use raw types in new code - they lose all generic type info Use L for long (not l), never start an int with 0 (makes it octal) 2: new HashSet(map....