Tutorial by Examples: datetimes

By default all datetime objects are naive. To make them timezone-aware, you must attach a tzinfo object, which provides the UTC offset and timezone abbreviation as a function of date and time. Fixed Offset Time Zones For time zones that are a fixed offset from UTC, in Python 3.2+, the datetime mod...

The lubridate package provides convenient functions to format date and datetime objects from character strings. The functions are permutations of LetterElement to parseBase R equivalentyyear%y, %Ym (with y and d)month%m, %b, %h, %Bdday%d, %ehhour%H, %I%pm (with h and s)minute%Msseconds%S e.g. ymd(...

Converts the specified string representation of a date and time to its DateTime equivalent using the specified format, culture-specific format information, and style. The format of the string representation must match the specified format exactly. The method returns a value that indicates whether th...

PHP 4+ supplies a method, format that converts a DateTime object into a string with a desired format. According to PHP Manual, this is the object oriented function: public string DateTime::format ( string $format ) The function date() takes one parameters - a format, which is a string Format T...

Monthwise difference between two dates(timestamp) select ( (DATE_PART('year', AgeonDate) - DATE_PART('year', tmpdate)) * 12 + (DATE_PART('month', AgeonDate) - DATE_PART('month', tmpdate)) ) from dbo."Table1" Yearwise difference between two dates...