Spark

Sparklines for your shell

See? Here's a graph of your productivity gains after using spark: ▁▂▃▅▇

Usage

Regular usage:
$ spark 1,2,3,4,5

Using stdin:
$ echo "1,2,3,4,5" | spark --stdin

Cooler usage

There's a lot of stuff you can do.

Number of commits to the github/github Git repository, by author:

$ git shortlog -s |
      cut -f1 |
      tr "\n" ',' |
      sed 's/ //g' |
      spark
  ▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▃▁▁▁▁▁▁▁▁▂▁▁▅▁▂▁▁▁▂▁▁▁▁▁▁▁▁▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁

Magnitude of earthquakes over 1.0 in the last 24 hours:

$ curl http://earthquake.usgs.gov/earthquakes/catalogs/eqs1day-M1.txt --silent | 
  sed '1d' |
  cut -d, -f9 |
  tr "\n" ',' |
  sed 's/ //g' |
  spark
  ▅▆▂▃▂▂▂▅▂▂▅▇▂▂▂▃▆▆▆▅▃▂▂▂▁▂▂▆▁▃▂▂▂▂▃▂▆▂▂▂▁▂▂▃▂▂▃▂▂▃▂▂▁▂▂▅▂▂▆▆▅▃▆

Code visualization. The number of characters of spark itself, by line, ignoring empty lines:

$ awk '{ print length($0) }' spark |
  grep -Ev 0 |
  tr "\n" ',' |
  spark
  ▁▁▁▁▅▁▇▁▁▅▁▁▁▁▁▂▂▁▃▃▁▁▃▁▃▁▂▁▁▂▂▅▂▃▂▃▃▁▆▃▃▃▁▇▁▁▂▂▂▇▅▁▂▂▁▇▁▃▁▇▁▂▁▇▁▁▆▂▁▇▁▂▁▁▂▅▁▂▁▆▇▇▂▁▂▁▁▁▂▂▁▅▁▂▁▁▃▁▃▁▁▁▃▂▂▂▁▁▅▂▁▁▁▁▂▂▁▁▁▂▂

Wicked cool usage

Sounds like a wiki is a great place to collect all of your wicked cool usage for spark.

Todo / Good to know

php-spark doesnt support whitespaces like 1, 2, 3
If you use space as a separator you should quotes like $ spark "1 2 3 4"
Add support for width by using -w as an argument