Definition of Intellij idea

The first version of IntelliJ IDEA appeared in January, 2001 and quickly became very popular, as the first Java IDE with a set of integrated refactoring tools that allow programmers to quickly redesign their code. IntelliJ IDEA’s design is centered on programmer productivity. A number of its features are intended to accelerate development and allow programmers to concentrate on functionality while IntelliJ IDEA handles more mundane coding tasks.