========= ## Core Java 8 Cookbooks and Examples ### Relevant Articles: - [An Overview of Regular Expressions Performance in Java](https://www.baeldung.com/java-regex-performance) - [A Guide To Java Regular Expressions API](http://www.baeldung.com/regular-expressions-java) - [Guide to Escaping Characters in Java RegExps](http://www.baeldung.com/java-regexp-escape-char) - [Pre-compile Regex Patterns Into Pattern Objects](https://www.baeldung.com/java-regex-pre-compile) - [Difference Between Java Matcher find() and matches()](https://www.baeldung.com/java-matcher-find-vs-matches)