Removing duplicate rows from Notepad++

TextFX plugin helps us in removing duplicate rows in Notepad++. 

First download and install the TextFX plugin, instructions given below.

1. Download the plugin from SourceForge:
   http://downloads.sourceforge.net/project/npp-plugins/TextFX/TextFX%20v0.26/TextFX.v0.26.unicode.bin.zip
2. Open the zip file and extract NppTextFX.dll
3. Place NppTextFX.dll in the Notepad++ plugins directory, such as:
   C:\Program Files\Notepad++\plugins
4. Start Notepad++, and TextFX will be one of the file menu items 
5. Check the following options
   a. +Sort ascending
   b. +Sort outputs only UNIQUE (at column) lines
6. 
   Then select a block of text (ctrl+A to select the entire document). Then click "Sort lines case sensitive" or "Sort lines case insensitive"