What this snippet does
The wildcard matches package.json and package-lock.json in a single instruction.
Expected output
added 214 packages in 6s
Why practise typing this
Typing copy & add code builds muscle memory for the symbols and indentation Docker uses most, which prose-based typing tests never cover. DevType measures your words per minute and accuracy on this snippet and tracks the individual characters you mistype, so later lessons can target them.
More Docker practice
- Copy to a directoryCOPY & ADD · beginner
- Copying a directory's contentsCOPY & ADD · intermediate
- Copy with ownershipCOPY & ADD · intermediate
- Copy from another imageCOPY & ADD · intermediate
- ADD unpacks archivesCOPY & ADD · intermediate
- ADD with a remote URLCOPY & ADD · intermediate