Level 1
String Concatenation in Java
Beginner-friendly ways to join strings in Java using +, concat, StringBuilder, and String.format.
Text
Mr. Oz
Duration
6 mins
Categories
Categories
Level 2
String Concatenation in Java — Level 2
+ vs StringBuilder deep-dive: object creation, performance, and modern JDK behavior.
Text
Mr. Oz
Duration
10 mins
Level 3
String Concatenation in Java — Level 3
Advanced internals: bytecode, invokedynamic, StringConcatFactory recipes, EA/TLAB, and JMH.
Text
Mr. Oz
Duration
15 mins