Let's say you've got a table of data: meter_id date 0000 0600 1200 1800 0 030915 10 20 30 40 1 030915 15 7 49 2 where the last four columns are meter readings at different times. You want to output meter_id date time reading 0 030915 0000 10 0 0309...

Background The echo program is so neat. You can say anything to it, and it repeats your words perfectly, every time! How cool is that! Disappointingly, it repeats the input all at once, regardless of your typing speed, which is not very realistic. We'll have to fix that. The Task Your program ...

Martin has created a nice snippet that can be used to keep track of the score for answers to challenges. That's great and all, but wouldn't it be better if you could keep track of it yourself? The task is to create a program that compares the byte counts in itself with the rest of the answers to...

Hello I have quetions how does juice an avocado I have try for thirtee minut and no juic. I try alredy. thank.

IUPAC in their insufferable wisdom have created a systematic element name for any newly created element. This is the temporary name of an element until they finally make up their minds about an actual name. It works like so: each digit of an element number is assigned a prefix based on its value....

Ulamic Rows code-golfmathprimes Ulam's spiral is a truly fascinating, yet puzzling, topic in mathematics. How it works can be found here. The Objective Make a program that accepts n (will always be an odd number) as an input that correlates with the number of rows, then prints out the values ...