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@petrosDemetrakopoulos
petrosDemetrakopoulos / roulette_animation.swift
Created February 15, 2021 08:32
Animation
var spinAnimation: Animation {
Animation.easeOut(duration: 3.0)
.repeatCount(1, autoreverses: false)
}
@petrosDemetrakopoulos
petrosDemetrakopoulos / roulette_variables.swift
Created February 15, 2021 08:31
State variables and half sector constant
@State private var isAnimating = false
@State private var spinDegrees = 0.0
@State private var rand = 0.0
@State private var newAngle = 0.0
let halfSector = 360.0 / 37.0 / 2.0
@petrosDemetrakopoulos
petrosDemetrakopoulos / sectors_array.swift
Created February 15, 2021 08:23
Roulette sectors array
let sectors: [Sector] = [Sector(number: 32, color: .red),
Sector(number: 15, color: .black),
Sector(number: 19, color: .red),
Sector(number: 4, color: .black),
Sector(number: 21, color: .red),
Sector(number: 2, color: .black),
Sector(number: 25, color: .red),
Sector(number: 17, color: .black),
Sector(number: 34, color: .red),
Sector(number: 6, color: .black),
@petrosDemetrakopoulos
petrosDemetrakopoulos / sector_model.swift
Created February 15, 2021 08:17
Roulette sector model
enum Color: String {
case red = "RED"
case black = "BLACK"
case green = "ZERO"
case empty
}
struct Sector: Equatable {
let number: Int
let color: Color
@petrosDemetrakopoulos
petrosDemetrakopoulos / node_security_data_validation.js
Last active January 19, 2021 08:22
app.put('/user/:id/password', checkSchema({
id: {
// the location of the field can be one or more of 'body', 'cookies',
'headers', 'params' or 'query'.
// If omitted, all request locations will be checked
in: ['params','query'],
isInt: true,
errorMessage: 'ID is wrong'
},
password: {
@petrosDemetrakopoulos
petrosDemetrakopoulos / node_security_ratelimit_2.js
Created January 19, 2021 08:14
var rateLimit = require("express-rate-limit");
var apiLimiter = rateLimit({
windowMs: 15 * 60 * 1000, // 15 minutes
max: 100
});
// only apply to requests that begin with /api/
app.use("/api/", apiLimiter);
@petrosDemetrakopoulos
petrosDemetrakopoulos / node_security_ratelimit_1.js
Created January 19, 2021 08:13
var rateLimit = require("express-rate-limit");
app.set('trust proxy', 1); // add this line only if your server is behind a proxy
var limiter = rateLimit({
windowMs: 15 * 60 * 1000, // 15 minutes
max: 100, // limit each IP to 100 requests per windowMs
delayMs: 0 // disable delaying - user has full speed until the max limit is reached
});
@petrosDemetrakopoulos
petrosDemetrakopoulos / node_security_csrf_front.html
Created January 19, 2021 08:13
<html>
<form method="post" action=“changeEmail">
<input type="hidden" name="_csrf" value="_csrf">
<input type="email" name=“newEmail">
</form>
</html>
@petrosDemetrakopoulos
petrosDemetrakopoulos / node_security_csrf.js
Created January 19, 2021 08:12
var csrf = require('csurf');
var app = express();
app.use(csrf());
app.use(function(req, res, next) {
res.locals._csrf = req.csrfToken();
next();
});
@petrosDemetrakopoulos
petrosDemetrakopoulos / use_enum.swift
Last active January 11, 2021 19:42
var napolitana = Pizza(id: 0, size: 8, type: .napolitana, doughType: .thin)
print(napolitana.currentState)
napolitana.bakePizza()
print(napolitana.currentState)
napolitana.deliverPizza()
print(napolitana.currentState)