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Laknath Gunathilake laknath123

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laknath123 / modern_sql_style_guide.md
Created August 15, 2022 19:02 — forked from mattmc3/modern_sql_style_guide.md
Modern SQL Style Guide
layout author title revision version description
default
mattmc3
Modern SQL Style Guide
2019-01-17
1.0.1
A guide to writing clean, clear, and consistent SQL.

Modern SQL Style Guide

@laknath123
laknath123 / r-interview.md
Created May 1, 2020 21:49 — forked from peterhurford/r-interview.md
R Interview Questions

1.) If I have a data.frame df <- data.frame(a = c(1, 2, 3), b = c(4, 5, 6), c(7, 8, 9))...

1a.) How do I select the c(4, 5, 6)?

1b.) How do I select the 1?

1c.) How do I select the 5?

1d.) What is df[, 3]?