Technological Ramblings https://paper.wf/technological-ramblings/ Sun, 05 Apr 2026 18:52:22 +0000 Programming Kata - D-1 Processing https://paper.wf/technological-ramblings/programming-kata-d-1-processing <![CDATA[I've encountered this problem in a previous job and thought it can be interesting for practice. Description Create a program or function the receives a Date (or gets the current one) and prints/returns a time range dependent on which week-day.!--more-- The range should begin at the start of the previous work-day and end at the beginning of the received date (not inclusive), is such that: | Week-day | Result | |-----------|-------------------------------------------------| | Sunday | null/empty/[] | | Monday | [Previous Friday 00:00 - Previous Sunday 24:00) | | Tuesday | [Previous Monday 00:00 - 24:00) | | Wednesday | [Previous Tuesday 00:00 - 24:00) | | Thursday | [Previous Wednesday 00:00 - 24:00) | | Friday | [Previous Thursday 00:00 - 24:00) | | Saturday | null/empty/[] | (The ) represents a [closed-open interval) Extension Connect to a database or service to retrieve a list of holidays, and treat them the same as weekend days.]]> I've encountered this problem in a previous job and thought it can be interesting for practice.

Description

Create a program or function the receives a Date (or gets the current one) and prints/returns a time range dependent on which week-day. The range should begin at the start of the previous work-day and end at the beginning of the received date (not inclusive), is such that:

Week-day Result
Sunday null/empty/[]
Monday [Previous Friday 00:00 – Previous Sunday 24:00)
Tuesday [Previous Monday 00:00 – 24:00)
Wednesday [Previous Tuesday 00:00 – 24:00)
Thursday [Previous Wednesday 00:00 – 24:00)
Friday [Previous Thursday 00:00 – 24:00)
Saturday null/empty/[]

(The [) represents a closed-open interval)

Extension

Connect to a database or service to retrieve a list of holidays, and treat them the same as weekend days.

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