added some tips and tricks

README.md

@@ -1,3 +1,17 @@
 # isuckatgit
 A test repo to show off my low skills at git.  Indeed this repo is to
 publicly shame myself until I learn and become git fluent.
+
+
+### tips and tricks
+
+### striping out last local commit
+
+`git reset --soft HEAD~1`
+
+### changed the last pushed commit
+
+~~~
+git commit --amend
+git push --force-with-lease
+~~~