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import numpy as np | |
def magnitude(vector): | |
return np.sqrt(np.dot(np.array(vector),np.array(vector))) | |
def norm(vector): | |
return np.array(vector)/magnitude(np.array(vector)) | |
def lineRayIntersectionPoint(rayOrigin, rayDirection, point1, point2): | |
""" |
New Coffeescript programmers usually struggle with understanding the differences between ->
and =>
function definitions. In order to clarify this common case of confusion, it helps to look at how such functions are compiled down to JavaScript.
class A
constructor: () ->
@funcA()
@funcB()
funcA: () ->
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#!/bin/sh | |
# Copyright 2014 Vivien Didelot <[email protected]> | |
# Licensed under the terms of the GNU GPL v3, or any later version. | |
NICK=irccat42 | |
SERVER=irc.freenode.net | |
PORT=6667 | |
CHAN="#irccat" | |
{ |
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import sys | |
from twisted.internet import defer, endpoints, protocol, reactor, task | |
from twisted.python import log | |
from twisted.words.protocols import irc | |
class MyFirstIRCProtocol(irc.IRCClient): | |
nickname = 'MyFirstIrcBot' |
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var str = "The quick brown fox jumped over the box like an ox with a sox in its mouth"; | |
str.match(/\w(ox)/g); // ["fox", "box", "sox"] | |
// match (when used with a 'g' flag) returns an Array with all matches found | |
// if you don't use the 'g' flag then it acts the same as the 'exec' method. | |
str.match(/\w(ox)/); // ["fox", "ox"] | |
/\w(ox)/.exec(str); // ["fox", "ox"] |
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This is gist. | |
There are many like it, but this one is mine. | |
It is my life. | |
I must master it as I must master my life. | |
Without me gist is useless. | |
Without gist, I am useless. |