Results for “Dates & times”
Small, practical examples. Search by task or narrow things down below.
Detect integer overflow with checked
C#: A checked arithmetic block throws instead of silently wrapping an integer result.
C#✓ Tested
Determine whether a year is a leap year
Python: Use calendar.isleap rather than a simplified divisibility-by-four check.
Python✓ 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 zero-padded numeric label
Linux Commands: Use printf formatting instead of concatenating a variable number of zeroes.
Linux Commands✓ Tested
Generate a stepped sequence
Linux Commands: Use seq when a command pipeline needs a numeric sequence.
Linux Commands✓ Tested
Measure a duration between instants
Java: Use Duration for elapsed timeline time and retrieve total seconds.
Java✓ Tested
Parse a date with an explicit input pattern
Java: Use DateTimeFormatter for a non-ISO date representation.
Java✓ Tested
Parse a date without a time component
C#: DateOnly avoids attaching an irrelevant time or timezone to a calendar date.
C#✓ Tested