15 files changed, 75 insertions, 75 deletions
diff --git a/doc/university/training/end-user/README.md b/doc/university/training/end-user/README.md
index be9db9229cd..7832d89aaf5 100644
--- a/doc/university/training/end-user/README.md
+++ b/doc/university/training/end-user/README.md
@@ -59,7 +59,7 @@ Workshop Time!
 
 - One-time configuration of the Git client:
 
-```bash
+```shell
 git config --global user.name "Your Name"
 git config --global user.email you@example.com
 ```
@@ -68,7 +68,7 @@ git config --global user.email you@example.com
   each project
 - Check settings with:
 
-```bash
+```shell
 git config --global --list
 ```
 
@@ -81,7 +81,7 @@ git config --global --list
 - Create a workspace or development directory
 - This is where we'll be working and adding content
 
-```bash
+```shell
 mkdir ~/development
 cd ~/development
 
@@ -210,7 +210,7 @@ git push origin squash_some_bugs
 
 ### Example 1/2
 
-```sh
+```shell
 git checkout -b conflicts_branch
 
 # vi conflicts.rb
@@ -231,7 +231,7 @@ git push origin master
 
 Create a merge request on the GitLab web UI. You'll see a conflict warning.
 
-```sh
+```shell
 git checkout conflicts_branch
 git fetch
 git rebase master
@@ -261,26 +261,26 @@ git push origin conflicts_branch -f
 
 To remove files from stage use reset HEAD. Where HEAD is the last commit of the current branch:
 
-```sh
+```shell
 git reset HEAD <file>
 ```
 
 This will unstage the file but maintain the modifications. To revert the file back to the state it was in before the changes we can use:
 
-```sh
+```shell
 git checkout -- <file>
 ```
 
 To remove a file from disk and repo use `git rm` and to remove a directory use the `-r` flag:
 
-```sh
+```shell
 git rm '*.txt'
 git rm -r <dirname>
 ```
 
 If we want to remove a file from the repository but keep it on disk, say we forgot to add it to our .gitignore file then use `--cache`:
 
-```sh
+```shell
 git rm <filename> --cache
 ```
 
@@ -288,25 +288,25 @@ git rm <filename> --cache
 
 Undo last commit putting everything back into the staging area:
 
-```sh
+```shell
 git reset --soft HEAD^
 ```
 
 Add files and change message with:
 
-```sh
+```shell
 git commit --amend -m "New Message"
 ```
 
 Undo last and remove changes
 
-```sh
+```shell
 git reset --hard HEAD^
 ```
 
 Same as last one but for two commits back:
 
-```sh
+```shell
 git reset --hard HEAD^^
 ```
 
@@ -325,7 +325,7 @@ Don't reset after pushing
 1. Pull for updates
 1. Push changes
 
-```sh
+```shell
 # Change file edit_this_file.rb
 git status
 git commit -am "kjkfjkg"
@@ -343,7 +343,7 @@ git push origin master
 Reset removes the commit while revert removes the changes but leaves the commit
 Revert is safer considering we can revert a revert
 
-```sh
+```shell
 # Changed file
 git commit -am "bug introduced"
 git revert HEAD
diff --git a/doc/university/training/topics/bisect.md b/doc/university/training/topics/bisect.md
index 24dc670d9d5..cb6d6e683a8 100644
--- a/doc/university/training/topics/bisect.md
+++ b/doc/university/training/topics/bisect.md
@@ -19,7 +19,7 @@ comments: false
 
 ## Setup
 
-```sh
+```shell
   mkdir bisect-ex
   cd bisect-ex
   touch index.html
@@ -36,7 +36,7 @@ comments: false
   vi index.html
 ```
 
-```sh
+```shell
   # Add all good 3
   git add -A
   git commit -m "fourth commit"
@@ -56,7 +56,7 @@ comments: false
 
 ## Commands
 
-```sh
+```shell
   git bisect start
   # Test your code
   git bisect bad
diff --git a/doc/university/training/topics/cherry_picking.md b/doc/university/training/topics/cherry_picking.md
index f5bcdfcbf12..47734834801 100644
--- a/doc/university/training/topics/cherry_picking.md
+++ b/doc/university/training/topics/cherry_picking.md
@@ -17,7 +17,7 @@ comments: false
 1. Check out the 'stable' branch
 1. Cherry pick the commit using the SHA obtained earlier
 
-```bash
+```shell
 git checkout master
 git checkout -b stable
 git checkout master
diff --git a/doc/university/training/topics/env_setup.md b/doc/university/training/topics/env_setup.md
index f65b4f68868..be517032a1b 100644
--- a/doc/university/training/topics/env_setup.md
+++ b/doc/university/training/topics/env_setup.md
@@ -15,11 +15,11 @@ comments: false
 
 - **Linux**
 
-  ```bash
+  ```shell
   sudo yum install git-all
   ```
 
-  ```bash
+  ```shell
   sudo apt-get install git-all
   ```
 
@@ -27,18 +27,18 @@ comments: false
 
 One-time configuration of the Git client
 
-```bash
+```shell
 git config --global user.name "Your Name"
 git config --global user.email you@example.com
 ```
 
 ## Configure SSH Key
 
-```bash
+```shell
 ssh-keygen -t rsa -b 4096 -C "you@computer-name"
 ```
 
-```bash
+```shell
 # You will be prompted for the following information. Press enter to accept the defaults. Defaults appear in parentheses.
 Generating public/private rsa key pair.
 Enter file in which to save the key (/Users/you/.ssh/id_rsa):
@@ -52,10 +52,10 @@ The key fingerprint is:
 
 Copy your public key and add it to your GitLab profile
 
-```bash
+```shell
 cat ~/.ssh/id_rsa.pub
 ```
 
-```bash
+```shell
 ssh-rsa AAAAB3NzaC1yc2EAAAADAQEL17Ufacg8cDhlQMS5NhV8z3GHZdhCrZbl4gz you@example.com
 ```
diff --git a/doc/university/training/topics/feature_branching.md b/doc/university/training/topics/feature_branching.md
index f530389d4da..e7454dbba75 100644
--- a/doc/university/training/topics/feature_branching.md
+++ b/doc/university/training/topics/feature_branching.md
@@ -18,7 +18,7 @@ comments: false
 1. Commit
 1. Push
 
-```sh
+```shell
 git checkout -b squash_some_bugs
 # Edit `bugs.rb`
 git status
diff --git a/doc/university/training/topics/getting_started.md b/doc/university/training/topics/getting_started.md
index bb197f3f1ed..fd50c5492f1 100644
--- a/doc/university/training/topics/getting_started.md
+++ b/doc/university/training/topics/getting_started.md
@@ -8,13 +8,13 @@ comments: false
 
 - Create a new repository by instantiating it through:
 
-  ```bash
+  ```shell
   git init
   ```
 
 - Copy an existing project by cloning the repository through:
 
-  ```bash
+  ```shell
   git clone <url>
   ```
 
@@ -24,7 +24,7 @@ comments: false
 - Bare repositories don't allow file editing or committing changes.
 - Create a bare repo with:
 
-  ```bash
+  ```shell
   git init --bare project-name.git
   ```
 
@@ -35,7 +35,7 @@ comments: false
 1. Create a '`Workspace`' directory in your home directory.
 1. Clone the '`training-examples`' project.
 
-```sh
+```shell
 mkdir ~/workspace
 cd ~/workspace
 
@@ -67,7 +67,7 @@ Modified files that have been marked to go in the next commit.
 1. Push the commit to the remote
 1. View the Git log
 
-```sh
+```shell
 # Edit `edit_this_file.rb`
 git status
 git diff
diff --git a/doc/university/training/topics/git_add.md b/doc/university/training/topics/git_add.md
index 0c9a50bb5e1..a3389af526d 100644
--- a/doc/university/training/topics/git_add.md
+++ b/doc/university/training/topics/git_add.md
@@ -8,30 +8,30 @@ Adds content to the index or staging area.
 
 - Adds a list of file:
 
-  ```bash
+  ```shell
   git add <files>
   ```
 
 - Adds all files including deleted ones:
 
-  ```bash
+  ```shell
   git add -A
   ```
 
 - Add all text files in current dir:
 
-  ```bash
+  ```shell
   git add *.txt
   ```
 
 - Add all text file in the project:
 
-  ```bash
+  ```shell
   git add "*.txt*"
   ```
 
 - Adds all files in directory:
 
-  ```bash
+  ```shell
   git add views/layouts/
   ```
diff --git a/doc/university/training/topics/git_log.md b/doc/university/training/topics/git_log.md
index bae734554f5..26b389beea9 100644
--- a/doc/university/training/topics/git_log.md
+++ b/doc/university/training/topics/git_log.md
@@ -8,31 +8,31 @@ Git log lists commit history. It allows searching and filtering.
 
 - Initiate log:
 
-  ```sh
+  ```shell
   git log
   ```
 
 - Retrieve set number of records:
 
-  ```sh
+  ```shell
   git log -n 2
   ```
 
 - Search commits by author. Allows user name or a regular expression.
 
-  ```sh
+  ```shell
   git log --author="user_name"
   ```
 
 - Search by comment message:
 
-  ```sh
+  ```shell
   git log --grep="<pattern>"
   ```
 
 - Search by date:
 
-  ```sh
+  ```shell
   git log --since=1.month.ago --until=3.weeks.ago
   ```
 
@@ -47,7 +47,7 @@ Git log lists commit history. It allows searching and filtering.
 
 ## Commands
 
-```sh
+```shell
 cd ~/workspace
 git clone git@gitlab.com:gitlab-org/gitlab-runner.git
 cd gitlab-runner
diff --git a/doc/university/training/topics/merge_conflicts.md b/doc/university/training/topics/merge_conflicts.md
index a01b3dbf3e0..e59f9e2bae8 100644
--- a/doc/university/training/topics/merge_conflicts.md
+++ b/doc/university/training/topics/merge_conflicts.md
@@ -22,7 +22,7 @@ comments: false
 1. Force push the changes.
 1. Finally continue with the Merge Request.
 
-```sh
+```shell
 git checkout -b conflicts_branch
 
 # vi conflicts.rb
@@ -41,7 +41,7 @@ git push origin master
 
 Create a merge request on the GitLab web UI. You'll see a conflict warning.
 
-```sh
+```shell
 git checkout conflicts_branch
 git fetch
 git rebase master
diff --git a/doc/university/training/topics/rollback_commits.md b/doc/university/training/topics/rollback_commits.md
index 333b2f23a1b..616ed972ab0 100644
--- a/doc/university/training/topics/rollback_commits.md
+++ b/doc/university/training/topics/rollback_commits.md
@@ -8,25 +8,25 @@ comments: false
 
 - Undo last commit putting everything back into the staging area:
 
-  ```sh
+  ```shell
   git reset --soft HEAD^
   ```
 
 - Add files and change message with:
 
-  ```sh
+  ```shell
   git commit --amend -m "New Message"
   ```
 
 - Undo last and remove changes:
 
-  ```sh
+  ```shell
   git reset --hard HEAD^
   ```
 
 - Same as last one but for two commits back:
 
-  ```sh
+  ```shell
   git reset --hard HEAD^^
   ```
 
@@ -47,7 +47,7 @@ comments: false
 
 ## Commands
 
-```sh
+```shell
 # Change file edit_this_file.rb
 git status
 git commit -am "kjkfjkg"
@@ -66,7 +66,7 @@ git push origin master
 - Reset removes the commit while revert removes the changes but leaves the commit
 - Revert is safer considering we can revert a revert
 
-```sh
+```shell
 # Changed file
 git commit -am "bug introduced"
 git revert HEAD
diff --git a/doc/university/training/topics/stash.md b/doc/university/training/topics/stash.md
index c582240d0f7..28d28382d62 100644
--- a/doc/university/training/topics/stash.md
+++ b/doc/university/training/topics/stash.md
@@ -9,7 +9,7 @@ and we need to change to a different branch.
 
 - Stash:
 
-  ```sh
+  ```shell
   git stash save
   # or
   git stash
@@ -19,7 +19,7 @@ and we need to change to a different branch.
 
 - Apply stash to keep working on it:
 
-  ```sh
+  ```shell
   git stash apply
   # or apply a specific one from out stack
   git stash apply stash@{3}
@@ -28,7 +28,7 @@ and we need to change to a different branch.
 - Every time we save a stash it gets stacked so by using `list` we can see all our
   stashes.
 
-  ```sh
+  ```shell
   git stash list
   # or for more information (log methods)
   git stash list --stat
@@ -36,7 +36,7 @@ and we need to change to a different branch.
 
 - To clean our stack we need to manually remove them:
 
-  ```sh
+  ```shell
   # drop top stash
   git stash drop
   # or
@@ -47,7 +47,7 @@ and we need to change to a different branch.
 
 - Apply and drop on one command:
 
-  ```sh
+  ```shell
   git stash pop
   ```
 
@@ -64,7 +64,7 @@ and we need to change to a different branch.
 1. Apply with pop
 1. View list to confirm changes
 
-```sh
+```shell
 # Modify edit_this_file.rb file
 git add .
 
diff --git a/doc/university/training/topics/subtree.md b/doc/university/training/topics/subtree.md
index 981918d4758..e1ee7b6a836 100644
--- a/doc/university/training/topics/subtree.md
+++ b/doc/university/training/topics/subtree.md
@@ -17,7 +17,7 @@ comments: false
 - Ex: `git config alias.sbp 'subtree pull --prefix st /
   git@gitlab.com:balameb/subtree-nested-example.git master --squash'`.
 
-```sh
+```shell
   # Add an alias
   # Add
   git config alias.sba 'subtree add --prefix st /
@@ -37,7 +37,7 @@ comments: false
 
 ```
 
-```sh
+```shell
   # Adding, or committing won't change the sub repo at remote
   # even if we push
   git add -A
diff --git a/doc/university/training/topics/tags.md b/doc/university/training/topics/tags.md
index 631b93cc384..01eb1dd9b4c 100644
--- a/doc/university/training/topics/tags.md
+++ b/doc/university/training/topics/tags.md
@@ -17,7 +17,7 @@ type: reference
 - Create an annotated tag
 - Push the tags to the remote repository
 
-```sh
+```shell
 git checkout master
 
 # Lightweight tag
diff --git a/doc/university/training/topics/unstage.md b/doc/university/training/topics/unstage.md
index 9a9d42221a4..b74cc9b2f0a 100644
--- a/doc/university/training/topics/unstage.md
+++ b/doc/university/training/topics/unstage.md
@@ -6,25 +6,25 @@ comments: false
 
 - To remove files from stage use reset HEAD where HEAD is the last commit of the current branch. This will unstage the file but maintain the modifications.
 
-  ```bash
+  ```shell
   git reset HEAD <file>
   ```
 
 - To revert the file back to the state it was in before the changes we can use:
 
-  ```bash
+  ```shell
   git checkout -- <file>
   ```
 
 - To remove a file from disk and repo use `git rm` and to remove a directory use the `-r` flag:
 
-  ```sh
+  ```shell
   git rm '*.txt'
   git rm -r <dirname>
   ```
 
 - If we want to remove a file from the repository but keep it on disk, say we forgot to add it to our `.gitignore` file then use `--cache`:
 
-  ```sh
+  ```shell
   git rm <filename> --cache
   ```
diff --git a/doc/university/training/user_training.md b/doc/university/training/user_training.md
index 08b7635f9ce..267a8e8913b 100644
--- a/doc/university/training/user_training.md
+++ b/doc/university/training/user_training.md
@@ -63,18 +63,18 @@ Use the tools at your disposal when you get stuck.
 
 One-time configuration of the Git client:
 
-```sh
+```shell
 git config --global user.name "Your Name"
 git config --global user.email you@example.com
 ```
 
 ## Configure SSH Key
 
-```sh
+```shell
 ssh-keygen -t rsa -b 4096 -C "you@computer-name"
 ```
 
-```sh
+```shell
 # You will be prompted for the following information. Press enter to accept the defaults. Defaults appear in parentheses.
 Generating public/private rsa key pair.
 Enter file in which to save the key (/Users/you/.ssh/id_rsa):
@@ -88,11 +88,11 @@ The key fingerprint is:
 
 Copy your public key and add it to your GitLab profile:
 
-```sh
+```shell
 cat ~/.ssh/id_rsa.pub
 ```
 
-```sh
+```shell
 ssh-rsa AAAAB3NzaC1yc2EAAAADAQEL17Ufacg8cDhlQMS5NhV8z3GHZdhCrZbl4gz you@example.com
 ```
 
@@ -105,7 +105,7 @@ ssh-rsa AAAAB3NzaC1yc2EAAAADAQEL17Ufacg8cDhlQMS5NhV8z3GHZdhCrZbl4gz you@example.
 
 ## Commands (project)
 
-```sh
+```shell
 mkdir ~/development
 cd ~/development
 
@@ -144,7 +144,7 @@ Modified files that have been marked to go in the next commit.
 
 ## Commands (committing)
 
-```sh
+```shell
 # Edit `edit_this_file.rb`
 git status
 git diff
@@ -172,7 +172,7 @@ git log
 
 ## Commands (feature branching)
 
-```sh
+```shell
 git checkout -b squash_some_bugs
 # Edit `bugs.rb`
 git status
@@ -246,7 +246,7 @@ Additional resources: <https://git-scm.com/book/en/v2/Git-Basics-Tagging>.
 
 ## Commands (tags)
 
-```sh
+```shell
 git checkout master
 
 # Lightweight tag
@@ -279,7 +279,7 @@ git push origin --tags
 After creating a merge request you should notice that conflicts exist. Resolve
 the conflicts locally by rebasing.
 
-```sh
+```shell
 git rebase master
 
 # Fix conflicts by editing the files.
@@ -310,7 +310,7 @@ Squash these in to meaningful commits using an interactive rebase.
 
 Squash the commits on the same branch we used for the merge conflicts step.
 
-```sh
+```shell
 git rebase -i master
 ```