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from geventwebsocket.handler import WebSocketHandler | |
from gevent.pywsgi import WSGIServer | |
from flask import Flask, request, render_template | |
app = Flask(__name__) | |
@app.route('/') | |
def index(): | |
return render_template('index.html') |
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# first we assign our initial variables | |
meal_cost = 20.0 | |
tax_percent = 12 | |
tip_percent = 20 | |
# now we compute | |
tax_value = meal_cost * tax_percent/100 | |
meal_with_tax = meal_cost + tax_value | |
tip_value = meal_with_tax * tip_percent/100 | |
total_cost = meal_with_tax + tip_value |
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# first we get user inputs for our variables | |
# and convert them to Floats (they'll initially be strings). | |
puts "Please enter the cost of your meal (e.g., 22.45): $ " | |
meal_cost = Float(gets) | |
puts "Please enter tax rate as a percentage (e.g., 12.5 or 15): " | |
tax_percent = Float(gets) | |
puts "Please the tip percentage you'd like to leave (e.g., 18): " | |
tip_percent = Float(gets) | |
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require "optparse" | |
def calculate_rate(base, percentage) | |
return base * percentage/100 | |
end | |
def calculate_meal_costs(meal_base, tax_rate, tip_rate) | |
tax_value = calculate_rate(meal_base, tax_rate) | |
meal_with_tax = tax_value + meal_base |
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<html> | |
<head> | |
<title>Tip Calculator</title> | |
<script src="script.js"></script> | |
</head> | |
<body> | |
<p>Hey there! Let me calculate that for you.</p> | |
</body> | |
</html> |
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<!doctype html> | |
<html lang="en"> | |
<head> | |
<meta charset="UTF-8"> | |
<title></title> | |
<link rel="stylesheet" href="css/reset.css"> | |
<link rel="stylesheet" href="css/main.css"> | |
<script src="http://code.jquery.com/jquery.min.js"></script> | |
<script src="js/app.js"></script> | |
</head> |
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function makeFunc(a) { | |
var name = a; | |
function displayName() { | |
alert(a); | |
} | |
return displayName; | |
} | |
var a = 'something'; | |
var myFunc = makeFunc(a); |
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<h1 class="heyo">hello world</h1> |
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def subtractor(a, b): | |
"""I subtract b from a and return the result""" | |
print("I'm a function. My name is {}".format(subtractor.__name__)) | |
print("I'm about to subtract {} and {}\n\n".format(a,b)) | |
return a - b # i output a value by using the return statement | |
if __name__ == '__main__': | |
subtractor(3, 2) |
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def print_function(): | |
""" I'm also a function, but I don't take any parameters""" | |
print "I'm {}, and I'm printing now".format(print_function.__name__) | |
if __name__ == '__main__': | |
print_function() |
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