Results for “TRY CATCH”
Small, practical examples. Search by task or narrow things down below.
Rename the current branch
Git: branch -m changes the local branch name without creating a new commit.
Git✓ Tested
Return to the previously checked-out branch
Git: The dash shorthand selects the previous branch in the checkout history.
Git✓ Tested
Safely read a caught error
Check the error type before accessing its message.
unknown✓ Tested
Separate an executable from default arguments
Docker / Compose: Separate an executable from default arguments with a complete introductory Dockerfile.
Docker / Compose✓ Tested
Test whether one revision is an ancestor of another
Git: merge-base --is-ancestor reports its answer through the exit status.
Git✓ Tested
Add a fixed hostname mapping
Docker / Compose: extra_hosts adds an entry to the container’s hosts file.
Docker / Compose✓ Tested
Announce a status update politely
Announce a status update politely with a small React component and explicit browser behavior.
React✓ Tested
Append to an array without mutating state
Append to an array without mutating state with a small React component and explicit browser behavior.
React✓ Tested
Apply and remove a successfully restored stash
Git: Pop removes the entry only after a successful application.
Git✓ Tested
Assign a CSS class in JSX
Assign a CSS class in JSX with a small React component and explicit browser behavior.
React✓ Tested
Calculate a value inside JSX
Calculate a value inside JSX with a small React component and explicit browser behavior.
React✓ Tested
Calculate derived state during rendering
Calculate derived state during rendering with a small React component and explicit browser behavior.
React✓ Tested