P
Peter Lawrey
Software Architect
Architect and CEO at Chronicle Software, Java Champion, founder of Performance Java User's Group, expert in Java, JVM, concurrency, file-io, and memory.
ProgrammingHow to Count Char Occurrences in Java String One-Liner
Idiomatic Java ways to count specific characters like dots in strings without loops: streams, replace tricks, regex. Efficient one-liners for 'a.b.c.d' yielding 3, with performance tips and best practices for Java strings.
4 answers• 1 view