linux-commands-summary.Rmd

---
title: "Linux Commands Summary"
author: "Yuwei Cheng"
date: "3/22/2021"
output: html_document
---

```{r setup, include=FALSE}
knitr::opts_chunk$set(echo = TRUE)
```

# Common Linux commands

* Print the first/last several lines of the specified file
  + [`tail -n filename.txt`](https://www.cyberciti.biz/faq/unix-linux-show-first-10-20-lines-of-file/) 
  + [`head -n filename.txt`](https://kb.iu.edu/d/acrj)