--assume-unchanged and no--assume-unchanged

Author: hemanth

README.md

@@ -69,6 +69,8 @@
 * [Fetch pull request by ID to a local branch](https://github.com/git-tips/tips#fetch-pull-request-by-id-to-a-local-branch)
 * [Show the most recent tag on the current branch.](https://github.com/git-tips/tips#show-the-most-recent-tag-on-the-current-branch)
 * [Show inline word diff.](https://github.com/git-tips/tips#show-inline-word-diff)
+* [Don’t consider changes for tracked file.](https://github.com/git-tips/tips#dont-consider-changes-for-tracked-file)
+* [Undo assume-unchanged.](https://github.com/git-tips/tips#undo-assume-unchanged)
 
 <!-- Don’t remove or change the comment below – that can break automatic updates. More info at <http://npm.im/doxie.inject>. -->
 <!-- @doxie.inject end toc -->
@@ -485,5 +487,15 @@ git describe --tags --abbrev=0
 git diff --word-diff
 ```
 
+## Don’t consider changes for tracked file.
+```sh
+git update-index --assume-unchanged <file_name>
+```
+
+## Undo assume-unchanged.
+```sh
+git update-index --no-assume-unchanged <file_name>
+```
+
 <!-- Don’t remove or change the comment below – that can break automatic updates. More info at <http://npm.im/doxie.inject>. -->
 <!-- @doxie.inject end -->

tips.json

@@ -276,5 +276,13 @@
   {
     "title": "Show inline word diff.",
     "tip": "git diff --word-diff"
+  },
+  {
+  	"title": "Don’t consider changes for tracked file.",
+  	"tip": "git update-index --assume-unchanged <file_name>"
+  },
+  {
+  	"title": "Undo assume-unchanged.",
+  	"tip": "git update-index --no-assume-unchanged <file_name>"
   }
 ]