Differences

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--- git [2020-09-10] – [Remove submodule] hanez
+++ git [2025-03-18] (current) – hanez
@@ Line 1: / Line 1: @@
-====== Git Notes ======
+====== Git ======
-Specify the private SSH-key to use when executing a Git command:
+===== Add tag =====
-  ssh-agent bash -c 'ssh-add /home/git/.ssh/key-filename; git $GIT_COMMAND'
+<code shell>git tag TAG</code>
+==== Commit a tag ====
+<code>git push origin TAG</code>
+==== Commit all tags ====
+<code>git push origin --tags</code>
+Source: [[https://stackoverflow.com/questions/18216991/create-a-tag-in-a-github-repository]]
+===== Clone a specific tag =====
+<code bash>git clone --depth 1 --branch <tag_name> <repo_url></code>
+===== Specify the private SSH-key to use when executing a Git command: =====
+<code bash>ssh-agent bash -c 'ssh-add /home/git/.ssh/key-filename; git $GIT_COMMAND'</code>
 Example:
-  ssh-agent bash -c 'ssh-add /home/git/.ssh/key-filename; git push'
+<code bash>ssh-agent bash -c 'ssh-add /home/git/.ssh/key-filename; git push'</code>
 Source: [[https://stackoverflow.com/questions/4565700/how-to-specify-the-private-ssh-key-to-use-when-executing-shell-command-on-git]]
@@ Line 15: / Line 33: @@
 . mv a/submodule a/submodule_tmp
 . git submodule deinit -f -- a/submodule
 . rm -rf .git/modules/a/submodule
-. git rm -f a/submodule
-# Note: a/submodule (no trailing slash)
-# or, if you want to leave it in your working tree and have done step 0
+. git rm -f a/submodule # Note: a/submodule (no trailing slash)
-.   git rm --cached a/submodule
+==== or, if you want to leave it in your working tree and have done step 0 ====
+. git rm --cached a/submodule
 bis mv a/submodule_tmp a/submodule
 Source: [[https://stackoverflow.com/questions/1260748/how-do-i-remove-a-submodule]]
+===== git undo all uncommitted or unsaved changes =====
+<code>git checkout .</code>
+Or:
+<code>git checkout [some_dir|file.txt]</code>
+Source: [[https://stackoverflow.com/questions/14075581/git-undo-all-uncommitted-or-unsaved-changes]]
+===== How to undo local changes to a specific file =====
+<code>git checkout -- <file></code>
+Source: [[https://stackoverflow.com/questions/31281679/how-to-undo-local-changes-to-a-specific-file]]
+===== Undo all uncommitted or unsaved changes =====
+Source: [[https://stackoverflow.com/questions/14075581/git-undo-all-uncommitted-or-unsaved-changes]]
+===== Getting the difference between two repositories =====
+<code>git remote add -f b path/to/repo_b.git
+git remote update
+git diff master remotes/b/master
+git remote rm b</code>
+Source: [[https://stackoverflow.com/questions/1968512/getting-the-difference-between-two-repositories]]
+===== How do I "commit" changes in a git submodule? =====
+So, first commit/push your submodule's changes:
+<code>cd path/to/submodule
+git add <stuff>
+git commit -m "comment"
+git push</code>
+Then, update your main project to track the updated version of the submodule:
+<code>cd /main/project
+git add path/to/submodule
+git commit -m "updated my submodule"
+git push</code>
+Source: [[https://stackoverflow.com/questions/5542910/how-do-i-commit-changes-in-a-git-submodule]]
+===== Remove sensitive files and their commits from Git history =====
+<code>git filter-branch --force --index-filter "git rm -r --cached --ignore-unmatch PATH-TO-YOUR-FILE-WITH-SENSITIVE-DATA" --prune-empty --tag-name-filter cat -- --all
+git push --force --verbose --dry-run
+git push --force</code>
+Source: [[https://stackoverflow.com/questions/872565/remove-sensitive-files-and-their-commits-from-git-history]]
+===== How to merge two or multiple git repositories into one =====
+  * [[https://medium.com/altcampus/how-to-merge-two-or-multiple-git-repositories-into-one-9f8a5209913f]]
+  * [[https://stackoverflow.com/questions/1425892/how-do-you-merge-two-git-repositories]]
+  * [[https://github.com/apenwarr/git-subtree]]