Results for “UTF-8”
Small, practical examples. Search by task or narrow things down below.
Count a button’s falling edge in the main loop
Arduino / C: Compare each reading with the previous state to detect transitions.
Arduino / C✓ Tested
Count a falling edge with an interrupt
Increment a counter when an external input changes.
attachInterrupt✓ Tested
Count a rising edge with an interrupt
Arduino / C: RISING triggers when the input changes from low to high.
Arduino / C✓ Tested
Count days between UTC-midnight dates
JavaScript: A day is exactly 86400000 milliseconds for these explicitly UTC-midnight inputs.
JavaScript✓ Tested
Count days between UTC-midnight dates
TypeScript: A day is exactly 86400000 milliseconds for these explicitly UTC-midnight inputs.
TypeScript✓ Tested
Count distinct values within a result
Postgres: COUNT DISTINCT counts distinct non-null values.
Postgres✓ Tested
Count down with a bounded loop
Arduino / C: Count down with a bounded loop on an Uno with the Serial Monitor set to 9600 baud.
Arduino / C✓ Tested
Count five LED flashes with a for loop
Arduino / C: Repeat an LED action a known number of times and print the current count.
Arduino / C✓ Tested
Count rows satisfying separate conditions
Postgres: SUM over CASE expressions calculates several conditional counts in one scan.
Postgres✓ Tested
Count the items in a collection
C#: Read the collection’s length instead of hard-coding the loop limit.
C#✓ Tested
Count the rows in a table
Postgres: COUNT(*) includes every row, including rows with NULL columns.
Postgres✓ Tested
Count Unicode code points
Java: Use codePointCount when supplementary characters should count as one rather than two UTF-16 units.
Java✓ Tested