add the old snippet md files

old_snippets/git-prev-commit-changes.en.md

@@ -0,0 +1,14 @@
+---
+title: "see previous commit changes"
+date: 2020-01-11T04:45:42+01:00
+draft: false
+snippet_types: ["git"]
+---
+
+`git log -p -2` or `git lg -p -2`
+
+Viewing previous changes was something I relied on a GUI's for, like GitLab/Source-Tree, until I found this command! The **-p** stands for **--patch** and the **-2** stands for last two commits. 
+
+source:
+
+[git docs](https://git-scm.com/book/en/v2/Git-Basics-Viewing-the-Commit-History)