Formatted all pages according to guidelines.

pages/linux/shuf.md

@@ -1,19 +1,19 @@
 # shuf
 
-> generate random permutations
+> Generate random permutations.
 
-- randomize the order of lines in a file and output the result
+- Randomize the order of lines in a file and output the result:
 
 `shuf {{filename}}`
 
-- only output the first n entries of the result
+- Only output the first n entries of the result:
 
 `shuf -n {{n}} {{filename}}`
 
-- write output to another file
+- Write output to another file:
 
 `shuf -o {{another_filename}} {{filename}}`
 
-- generate random numbers in range
+- Generate random numbers in range:
 
 `shuf -i {{low}}-{{high}}`