Tabulating rows into columns with lag calculation
Example of using pivoting node to turn row-based data into tabulated column data
Delimited Text Reader
This component replaces and renames my original "Extract Data Table from Delimited Text" component. This is basically the same component, but the old […]
Create tree from levels
and so on based on being supplied just the level number. This presupposes that the level number only ever increments one at a time, although it may drop by […]
Convert question mark to missing values
Some different methods to convert physical question marks in data to missing values across multiple columns URL: Forum Question 79613 […]
14주차_실습과제_정답
[예제 2.1] (2.2 데이터 점검). 1. data 폴더에 저장된 ch02_data.xlsx 파일의 'Gig' 시트 데이터를 읽음 (Excel Reader 노드 이용). 2. 4개의 필드를 탐색하라. Hourly Wage, Industry, Job 필드의 결측치는 몇 개인가? […]
02.Testing_Component_Calculate_Scores - Solution
In this exercise you'll practice the creation of unit tests and how to structure them to facilitate the creation of automated test reports. Here, we test if […]
01.Testing_Component_Calculate_Scores - Exercise
In this exercise you'll practice the creation of unit tests and how to structure them to facilitate the creation of automated test reports. Here, we test if […]
02.Testing_Component_Calculate_Scores - Solution
In this exercise you'll practice the creation of unit tests and how to structure them to facilitate the creation of automated test reports. Here, we test if […]