Results for “date arithmetic”
Small, practical examples. Search by task or narrow things down below.
Find the final day of a month
JavaScript: Day zero of the following UTC month selects the previous month’s final day.
JavaScript✓ Tested
Find the final day of a month
TypeScript: Day zero of the following UTC month selects the previous month’s final day.
TypeScript✓ Tested
Find the final day of a month
Use EOMONTH without manually calculating month length.
EOMONTH✓ Tested
Find the first day of a month
Round a date to its calendar month boundary.
date✓ Tested
Find the last day of a month
Java: Use YearMonth so leap years and month lengths are handled by the calendar library.
Java✓ Tested
Find the length of a calendar month
C#: DaysInMonth applies the Gregorian leap-year rules.
C#✓ Tested
Find the next chosen weekday
Java: TemporalAdjusters.next excludes the starting day even if it already has that weekday.
Java✓ Tested
Find the number of days in a month
Python: Use calendar.monthrange to account for leap years.
Python✓ Tested
Find the number of days in a month
PowerShell: DaysInMonth handles leap-year February correctly.
PowerShell✓ Tested
Format a bounded duration as hours minutes and seconds
PowerShell: TimeSpan can format duration components with escaped separators.
PowerShell✓ Tested
Format a known UTC timestamp
Linux Commands: Use GNU date -u and an explicit input offset to avoid local timezone dependence.
Linux Commands✓ Tested
Format a numeric label with leading zeroes
Bash Scripts: Use a constant printf format string and supply values as separate arguments.
Bash Scripts✓ Tested