Results for “count”
Small, practical examples. Search by task or narrow things down below.
Use a counted loop
PowerShell: Use a counted loop using PowerShell 7.
PowerShell✓ Tested
Use a wider type for a large count
Arduino / C: Use a wider type for a large count on an Uno with the Serial Monitor set to 9600 baud.
Arduino / C✓ Tested
Centralize state changes in a reducer
Centralize state changes in a reducer with a small React component and explicit browser behavior.
React✓ Tested
Distinguish UTF-8 bytes from characters
Distinguish UTF-8 bytes from characters in a complete Rust program using the standard library.
Rust✓ Tested
Encapsulate increment and reset operations
Encapsulate increment and reset operations with a small React component and explicit browser behavior.
React✓ Tested
Filter aggregate groups
Keep only categories with multiple products.
HAVING✓ Tested
Handle a filename pattern with no matches
Use nullglob so an unmatched pattern produces an empty array.
nullglob✓ Tested
Keep a mutable value without rendering on each write
Keep a mutable value without rendering on each write with a small React component and explicit browser behavior.
React✓ Tested
Keep component state with useState
Keep component state with useState with a small React component and explicit browser behavior.
React✓ Tested
Repeat an action a fixed number of times
Use a counter and delay for a simple finite sequence.
for loop✓ Tested
Validate the number of positional arguments
Bash Scripts: Use the argument count to enforce a simple command-line contract.
Bash Scripts✓ Tested
Alternate row backgrounds with a structural selector
CSS: Nth-child counts sibling positions starting at one.
CSS✓ Tested