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license: gpl-3.0 | |
redirect: https://observablehq.com/@d3/collision-detection/2 |
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# RVM | |
export PATH="./bin:$PATH" | |
[[ -s "/Users/Steven/.rvm/scripts/rvm" ]] && source "/Users/Steven/.rvm/scripts/rvm" | |
# Git command and branch name tab-completion | |
source ~/git-completion.bash | |
# Check if directory is a Git repo | |
# Customized from http://vvv.tobiassjosten.net/git/add-current-git-branch-to-your-bash-prompt | |
git_prompt () |
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/** | |
* Create a debugger with the given `name`. | |
* | |
* @param {String} name | |
* @return {Type} | |
* @api public | |
*/ | |
function debug(name) { | |
var now = Date.now(); |
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import Stream._ | |
/** A possibly finite stream that repeatedly applies a given function to a start value. | |
* | |
* @param start the start value of the stream | |
* @param f the function that's repeatedly applied | |
* @return the stream returning the possibly finite sequence of values `start, f(start), f(f(start)), ...` | |
*/ | |
def iterate[A](f: A => A, a: A): Stream[A] = unfold((x: A) => Some((x, f(x))), a) |
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// Scraping Made Easy with jQuery and SelectorGadget | |
// (http://blog.dtrejo.com/scraping-made-easy-with-jquery-and-selectorga) | |
// by David Trejo | |
// | |
// Install node.js and npm: | |
// http://joyeur.com/2010/12/10/installing-node-and-npm/ | |
// Then run | |
// npm install jsdom jquery http-agent | |
// node numresults.js | |
// |
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echo 'export PATH=$HOME/local/bin:$PATH' >> ~/.bashrc | |
. ~/.bashrc | |
mkdir ~/local | |
mkdir ~/node-latest-install | |
cd ~/node-latest-install | |
curl http://nodejs.org/dist/node-latest.tar.gz | tar xz --strip-components=1 | |
./configure --prefix=~/local | |
make install # ok, fine, this step probably takes more than 30 seconds... | |
curl https://www.npmjs.org/install.sh | sh |
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=Navigating= | |
visit('/projects') | |
visit(post_comments_path(post)) | |
=Clicking links and buttons= | |
click_link('id-of-link') | |
click_link('Link Text') | |
click_button('Save') | |
click('Link Text') # Click either a link or a button | |
click('Button Value') |
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