Date {time,timedelta}

See also

• http://boussejra.com/2018/07/04/timezones-are-hell.html

• Databases date programming
  • MariaDB datetime programming
    • MariaDB timezones
    • MariaDB timestamp
      • Time Zones
      • Setting the default_time_zone (please use UTC timezone)
        • UTC datetime checking
  • Postgresql datetime programming
    • PostgreSQL timezones
    • Postgresql data types
      • Postgresql DDL fields
        • Postgresql DDL interval field
          • Example
          • Introduction to PostgreSQL interval data type
        • Postgresql DDL timestamptz field
          • Example
          • Dalibo Definition
          • Diomitri Fontaine Definition
          • Definition
    • Postgresql datetime programming
      • Date/Time Functions and Operators
    • How to Query Date and Time in PostgreSQL
      • Get the date and time time right now
      • Find rows between two absolute timestamps
• Django Datetime and timezone programming
  • Datetime articles
    • Datetime articles 2019
      • Datetime articles 2019-10
        • (2019-10-08) Working with Dates and Times in the Forms (ISO 8601, Django 3.1)
          • Introduction
          • exhibitions/models.py
          • exhibitions/forms.py
          • exhibitions/forms.py
          • https://github.com/django/django/pull/11893, Fixed django#11385 – Made forms.DateTimeField accept ISO 8601 date input
          • raw.githubusercontent.com/claudep/django/2e7807bcbc78762b241b5899f787b1de13156ee6/tests/forms_tests/field_tests/test_datetimefield.py
  • Django Datetime settings ( from django.conf import settings )
    • from django.conf import settings
    • DATETIME_INPUT_FORMATS
    • TIME_ZONE
    • Note
  • Django Timezone
    • Overview
    • Example
  • Django models
    • Models DateTime field
      • Models DateTimeField
        • DateTimeField
    • Models Duration field
      • DurationField
      • Example
      • django.utils.parse_duration
      • Models DurationField
      • django/db/models/fields/__init__.py
  • Django querysets
    • querysets datetimes
    • querysets date (For datetime fields, casts the value as date )
      • date
  • Django forms
    • Forms DateTime field
      • DateTimeField
        • class DateTimeField( kwargs )
      • DateTimeInput
      • django/forms/widgets/datetime.html
      • django/forms/widgets/input.html
      • django/forms/widgets/attrs.html
      • ISODateTimeField
    • Django forms durationfield
      • Tests
  • Django datetime formatting
    • Format i18n Django DateTime
      • Overview
    • Template timezone formatting ( timezone )
      • tz (time-zones-in-templates)
        • Example
  • Django utils dateparse.py + tests_dateparse.py
    • django.utils.dateparse.py
      • django.utils.dateparse.py
      • django.utils.dateparse.parse_duration
      • django.utils.dateparse.parse_datetime
    • tests/utils_tests/test_dateparse.py
      • tests/utils_tests/test_dateparse.py
      • class DurationParseTests(unittest.TestCase)
• Python datetime
  • Python datetime module
    • Description
    • datetime classes
      • Python datetime classes
        • Python date class
          • today
        • Python datetime class
          • Description
          • Constructor
          • Methods
        • Python timedelta class
          • Description
          • timedelta.total_seconds()
          • Example
        • Python tzinfo class
          • class datetime.tzinfo
  • Python zoneinfo module (PEP-0615, Support for the IANA Time Zone Database in the Standard Library Python 3.9+)
    • PEP-0615
      • Proposal
      • Example 1
      • Example 2
        • String representation
      • Sources for time zone data
      • System time zone information
    • Docker and zoneinfo
  • Python datetime libraries
    • Python isoweek library (Objects representing a week )
      • ISO Week
    • etalab/jours-feries-france
      • Description
    • Python pendulum library
      • pendulum why ? (timezone-aware datetimes)
        • Why Pendulum ?
          • Display “YYYY-MM-DD”
          • Display in french with milliseconds
          • Display YYY-MM-DD with milliseconds
          • Display diff time
      • pendulum tips
        • Comment écrire le nom des mois en français ?
        • from_date = pendulum.datetime(2023, 1, 1, tz=’Europe/Paris’)
        • to_date = from_date.end_of(“year”)
        • pendulum tips ( set method )
          • set (hour=0, minute=0, second=0)
        • Modifiers (end_of, start_of)
          • start_of (“week”)
          • end_of (“month”)
          • start_of (“month”)
          • start_of (“day”)
        • convert a datetime.datetime to pendulum.datetime
        • Addition and Subtraction
          • Previous week
          • Previous month
        • How to get monday and sunday drom the current day ?
      • Python pendulum examples
        • En hommage à Jina Amini
          • Calcul du nombre de jours et semaines depuis la mort de Jina Amini
        • Example use of pendulum_to_date and pendulum_to_datetime, caldav
        • Example iterate the days in a month
      • pendulum tools
        • datetime_to_pendulum
        • date_to_pendulum
        • pendulum_to_datetime
        • pendulum_to_datetime
      • pendulum versions
        • pendulum 2.1.0 (2020-03-07)
          • Added
          • Changed
          • Fixed
          • Locales
    • Python pytz library (World Timezone Definitions for Python)
      • Description
    • Python workalendar library (Worldwide holidays and workdays computational toolkit)
      • Overview
• Timezones
• Javascript datetime management
  • Javascript temporal
    • Javascript temporal calendar
      • Temporal.Calendar
      • Draft Design of Temporal Calendar API
      • Temporal.Calendar interface
      • Default Calendar
      • Temporal.Date API changes
    • Javascript temporal cookbok
      • How to get the current date and time in the local time zone ?
    • Javascript temporal datetime
      • Temporal.DateTime
    • Javascript temporal duration
      • Temporal.Duration
    • Javascript temporal now
      • Temporal.now
    • Javascript temporal timezone
      • Temporal.TimeZone
    • Javascript temporal polyfill
      • Polyfill
  • Javascript datetime libraries
    • luxon (A library for working with dates and times in JS)
      • Luxon is a library for working with dates and times in Javascript
        • Luxon is a library for working with dates and times in Javascript
        • Origin
        • Ideas in Luxon
        • Future plans
        • Features
      • luxon duration
        • Interval
      • luxon interval
        • Interval
      • luxon timezones
        • Timezones
      • luxon versions
        • luxon 1.24.1 (2020-05-04)
        • luxon 1.0.0 (2018-03-24)
  • Javascript datetime tips
    • calculate-the-number-of-difference-days-between-two-dates
    • Check if a date is today
    • Convert a date to yyyy mm dd format
    • Extract year month day hour minute second and millisecond from a date
    • Format a date for the given locale
    • Get the number of days in given month
• Timezone and docker
  • 2020
    • 2020-04
      • Timezone and docker ( /usr/share/zoneinfo )
        • Source
        • Avant de conclure, quelques détails importants
        • Les fichiers de timezone
        • Python and zoneinfo