Update

deletinglesson.txt

@@ -1,6 +1,6 @@
 You can use this file to practice editing.
 
-four five six seven eight nine ten eleven twelve thirteen
+four five six seven eight nine ten eleven 
 
 one two three four five six seven eight nine ten eleven twelve thirteen
 
@@ -40,11 +40,6 @@ Bookmarksgrove, the headline of Alphabet Village and the subline of her own
 road, the Line Lane. Pityful a rethoric question ran over her cheek, then she
 continued her way.
 
-  On her way she met a copy. The copy warned the Little Blind Text, that where
-it came from it would have been rewritten a thousand times and everything that
-was left from its origin would be the word "and" and the Little Blind Text
-should turn around and return to its own, safe country.
-
   But nothing the copy said could convince her and so it didn't take long until
 a few insidious Copy Writers ambushed her, made her drunk with Longe and Parole
 and dragged her into their agency, where they abused her for their projects

vim-commands

@@ -89,4 +89,11 @@ Line mode:
 -> for navigating using line mode:
 
 	:<line-number><enter> : To go to the particular <line-number>.
-	:$<enter> : To move to the last line in the file. 
+	:$<enter> : To move to the last line in the file.
+
+	!(exclamation mark): This Operator can be used to force the commands
+
+		for ex:
+
+			:q! is used to force quit the vim even if the changes on files
+				 are not saved.