Results for “update”
Small, practical examples. Search by task or narrow things down below.
Count words using a Map
Update a keyed counter without losing its value type.
Map✓ Tested
Create an empty file
Linux Commands: Use touch to create a file when absent; an existing file keeps its contents but gets updated timestamps.
Linux Commands✓ Tested
Handle a button click
Attach a jQuery click handler to update text.
jQuery✓ Tested
Increment a shared counter atomically
C#: Interlocked performs an indivisible update without a separate lock for this operation.
C#✓ Tested
Increment a shared counter safely
C++: Atomic increments prevent lost updates when two threads change the same counter.
C++✓ Tested
Keep loop state by avoiding a pipeline subshell
Bash Scripts: Redirect input into a while loop so updates to a counter remain in the current shell.
Bash Scripts✓ Tested
Mirror input text
Update a result as the user types using a jQuery input event.
jQuery✓ Tested
Prevent runtime changes to top-level properties
JavaScript: Object.freeze prevents ordinary top-level mutations; Reflect.set reports the rejected update without throwing.
JavaScript✓ Tested
Prevent runtime changes to top-level properties
TypeScript: Object.freeze prevents ordinary top-level mutations; Reflect.set reports the rejected update without throwing.
TypeScript✓ Tested
Pull without creating a merge commit
Update a branch only when its upstream can be fast-forwarded.
pull✓ Tested
Read named fields from a successful regex match
PowerShell: The Matches table is updated after a successful scalar match operation.
PowerShell✓ Tested
Rename a configured remote
Git: Renaming a remote updates its associated configuration and remote-tracking references.
Git✓ Tested