1. Time and Date

    https://www.timeanddate.com

    Current Time (World Clock) and online and printable Calendars for countries worldwide. Find the best time for web meetings (Meeting Planner) or use the Time and Date ...

  2. Dates and Times in R - Department of Statistics

    www.stat.berkeley.edu/~s133/dates.html

    Dates and Times in R R provides several options for dealing with date and date/time data. The builtin as.Date function handles dates (without times); the contributed ...

  3. Quick-R: Date Values

    statmethods.net/input/dates.html

    Date Values . Dates are represented as the number of days since 1970-01-01, with negative values for earlier dates. # use as.Date( ) to convert strings to dates

  4. 14. Time Data TypesR Tutorial - Cyclismo

    www.cyclismo.org/tutorial/R/time.html

    14.1. Time and Date Variables ¶ There are a variety of different types specific to time data fields in R. Here we only look at two, the POSIXct and POSIXlt data types:

  5. Handling date-times in R - WebHome

    biostat.mc.vanderbilt.edu/wiki/pub/Main/ColeBeck/datestimes.pdf · Файл PDF

    Handling date-times in R Cole Beck August 30, 2012 1 Introduction Date-time variables are a pain to work with in any language. We’ll discuss some of the common ...

  6. Date Formats in R | R-bloggers

    https://www.r-bloggers.com/date-formats-in-r

    Dates can be imported from character, numeric, POSIXlt, and POSIXct formats using the as.Date function from the base package. If your data were exported from Excel ...

  7. PHP: Date/Time - Manual

    php.net/manual/en/book.datetime.php

    DateTime::setTimestamp — Sets the date and time based on an Unix timestamp; DateTime:: ... strptime — Parse a time/date generated with strftime;

  8. Package 'timeDate' - R

    https://cran.r-project.org/web/packages/timeDate/timeDate.pdf · Файл PDF

    Package ‘timeDate ’ February 20, 2015 ... date/time formats which tries to automatically recognise the format for the character vector of dates and times. You …

  9. Date and Time Values in R - NPS Science & Nature

    science.nature.nps.gov/im/datamgmt/statistics/r/fundamentals/dates.cfm

    Please direct questions and comments about these pages, and the R-project in general, to Dr. Tom Philippi. Introduction. Dates and times are fundamental for many ...

  10. PHP: date - Manual

    php.net/manual/en/function.date.php

    Full Date/Time-----c: ISO 8601 date (added in PHP 5) 2004-02-12T15:19:21+00:00: r » RFC 2822 formatted date: Example: Thu, 21 Dec 2000 16:01:07 +0200: U: