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the-art-of-command-line
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Merge b2faec3952 into cc9ef1d344

pull/90/merge
Stefaan Lippens 2015-06-25 02:28:36 +00:00
parent cc9ef1d344 b2faec3952
commit ca1a28c0f3
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@ -291,14 +291,11 @@ A few examples of piecing together commands:
cat access.log | egrep -o 'acct_id=[0-9]+' | cut -d= -f2 | sort | uniq -c | sort -rn
```
- Run this function to get a random tip from this document (parses Markdown and extracts an item):
- Run this function to get a random tip from this document:
```sh
function taocl() {
curl -s https://raw.githubusercontent.com/jlevy/the-art-of-command-line/master/README.md |
pandoc -f markdown -t html |
xmlstarlet fo --html --dropdtd |
xmlstarlet sel -t -v "(html/body/ul/li[count(p)>0])[$RANDOM mod last()+1]" |
xmlstarlet unesc | fmt -80
python -c 'import sys,re,random;print random.choice([m.group(1) for m in re.finditer(r"^- (.*?)\n\n",sys.stdin.read(),re.DOTALL|re.MULTILINE)])' | fmt -80
}
```