Results for “File operations & binary data”
Small, practical examples. Search by task or narrow things down below.
Represent a record with a dataclass
Python: Generate initialization and convert a typed record to a dictionary.
Python✓ Tested
Resolve a merge by writing the intended final file
Git: After a conflict, edit the result, stage it, and finish the merge commit.
Git✓ Tested
Restore a file’s content from an older commit
Git: Specify a source revision when the desired contents are not in the current index.
Git✓ Tested
Retrieve a file from a stopped container
Docker / Compose: The writable layer remains available for docker cp after exit.
Docker / Compose✓ Tested
Return typed data from an async function
Await a Promise and handle failures explicitly.
async✓ Tested
Run a command safely for each matching file
Linux Commands: Use find -exec with argument placeholders so spaces in filenames remain intact.
Linux Commands✓ Tested
Run with a read-only container filesystem
Docker / Compose: Run with a read-only container filesystem using a locally available Ubuntu image.
Docker / Compose✓ Tested
Search for text in a file
Find matching lines with their line numbers, ignoring letter case and treating the pattern as literal text.
grep✓ Tested
See changed files
Show a concise working-tree status.
status✓ Tested
Separate a filename extension
Separate a filename extension using a complete Go program with explicit sample inputs.
Go✓ Tested
Separate table headings data and totals
HTML: Thead, tbody, and tfoot group rows according to their purpose.
HTML✓ Tested
Set a file to a specific byte length
Linux Commands: Use truncate to shorten a known scratch file without replacing its inode.
Linux Commands✓ Tested