Episode 2 Viewing files

We look at viewing files using commands like cat, more, less, head, and tail, including using those in short pipelines. We also try opening files in external applications using open or xdg-open (and live dangerously by dumping a binary file with cat).

4 August 2015

Time Jump Topic or command
00:38  

path, relative
01:02  

path, absolute
01:50  

color
02:20  

ls -F (classify)
02:50  

--version
03:05  

GNU
03:26  

--help
04:17  

contacting us
05:04  

cat (concatenate files)
05:37  

more (pager)
06:10  

.gz
06:47  

^C (interrupt)
06:55  

reset (initialize terminal)
07:02  

file type, binary
07:29  

file type, image
07:33  

file type, PDF
07:59  

.png
08:03  

xdg-open (Linux desktop)
08:43  

open (Mac desktop)
08:55  

* wildcard
10:11  

syntax
11:34  

| (pipe)
11:51  

pipeline
12:34  

less (pager)
14:14  

head (first few lines)
14:20  

tail (last few lines)
15:08  

tail -n (lines)
16:17  

head -n (lines)
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