Notepad++ is the most useful source code editor for windows, it has Notepad functionality with more powerfull features inside, which supports several programming languages. Notepad++ version 5.5.0 has many changes include: upgrade Scintilla from v1.78 to v2.01, New feature (virtual space for column mode, multi-editing / selection, selected lines moving up/down capacity, incremental Search shows pink background when text not found, rational number is recognized in User Defined Language System, escape character capacity for the delimiter in User Defined Language System, import theme (stylers.xml) feature and etc)
