Results for “State & reducers”
Small, practical examples. Search by task or narrow things down below.
Capture state in a closure
Capture state in a closure using a complete Go program with explicit sample inputs.
Go✓ Tested
Distinguish current state from initial markup
jQuery: prop reads the live checked state; attr reads the original checked attribute.
jQuery✓ Tested
Expose a disclosure button’s expanded state
HTML: Keep aria-expanded synchronized with the controlled panel’s hidden state.
HTML✓ Tested
Expose a disclosure’s expanded state
Expose a disclosure’s expanded state with a small React component and explicit browser behavior.
React✓ Tested
Expose a disclosure’s expanded state
Expose a disclosure’s expanded state with a standalone Angular component and explicit browser behavior.
Angular✓ Tested
Expose service state through a read-only signal
Expose service state through a read-only signal with a standalone Angular component and explicit browser behavior.
Angular✓ Tested
Find a named container in the created state
Docker / Compose: Combine name and status filters to narrow a listing.
Docker / Compose✓ Tested
Handle a failed file open through stream state
C++: An unopened input stream is not an empty successful file read.
C++✓ Tested
Inspect a deferred’s lifecycle state
jQuery: state reports pending, resolved, or rejected.
jQuery✓ Tested
Keep component state with useState
Keep component state with useState with a small React component and explicit browser behavior.
React✓ Tested
Keep function state between calls
C: A static local variable retains its stored value for the lifetime of the process.
C✓ Tested
Keep function-local assignments separate from caller state
PowerShell: Ordinary function assignments create local variables rather than replacing the caller’s variable.
PowerShell✓ Tested