jsimpson

source "https://rubygems.org"

gem "rack-proxy"
gem "sidekiq"
gem "sinatra"
gem "sinatra-contrib"
gem "py"

jsimpson

module Commands
  module Meeting
    AcceptSchema = Dry::Validation.Schema do
      required(:user_id).filled
      required(:status).value(eql?: :scheduled)
    end

    class Accept < Command
      def call
        return validate if validate.failure?

jsimpson

# application.rb:

config.exceptions_app = lambda do |env|
  exception   = env['action_dispatch.exception']
  params      = env['action_dispatch.request.parameters']
  request     = Rack::Request.new(env)
  status_code = ActionDispatch::ExceptionWrapper.new(env, exception).status_code
  
 Rails.logger.info [

jsimpson

// Faster solution for:
// http://www.boyter.org/2017/03/golang-solution-faster-equivalent-java-solution/
// With threading.
// g++ -std=c++11 -Wall -Wextra -O3 -pthread

// On my computer (i5-6600K 3.50 GHz 4 cores), takes about ~160 ms after the CPU
// has warmed up, or ~80 ms if the CPU is cold (due to Turbo Boost).

// How it works: Start by generating a list of losing states -- states where the
// game can end in one turn.  Generate a new list of states by running the game

jsimpson

# Adjust Rxvt to suit your terminal emulator
# Created with
# ITERM_COLOR_MULTIPLIER=2.5 ./itermcolors2Xdefaults.rb Jellybeans.itermcolors
# https://github.com/richo/jellybeans.vim/blob/c7ff7e9555881a5671fcc8753b381ba142b5ea82/Xdefaults/jellybeans.Xdefaults
Rxvt*color0: #393939
Rxvt*color1: #ca674a
Rxvt*color2: #96a967
Rxvt*color3: #d3a94a
Rxvt*color4: #5778c1
Rxvt*color5: #9c35ac

jsimpson

What I Wish I'd Known About Equity Before Joining A Unicorn

Disclaimer: This piece is written anonymously. The names of a few particular companies are mentioned, but as common examples only.

This is a short write-up on things that I wish I'd known and considered before joining a private company (aka startup, aka unicorn in some cases). I'm not trying to make the case that you should never join a private company, but the power imbalance between founder and employee is extreme, and that potential candidates would

jsimpson

#Simple Authentication with Bcrypt

This tutorial is for adding authentication to a vanilla Ruby on Rails app using Bcrypt and has_secure_password.

The steps below are based on Ryan Bates's approach from Railscast #250 Authentication from Scratch (revised).

You can see the final source code here: repo. I began with a stock rails app using rails new gif_vault

##Steps

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AllCops:
  RunRailsCops: true

# Commonly used screens these days easily fit more than 80 characters.
Metrics/LineLength:
  Max: 120

# Too short methods lead to extraction of single-use methods, which can make
# the code easier to read (by naming things), but can also clutter the class
Metrics/MethodLength: 

jsimpson

// adapted from http://www.youtube.com/watch?v=qNM0k522R7o

extern vec2 size;
extern int samples = 5; // pixels per axis; higher = bigger glow, worse performance
extern float quality = 2.5; // lower = smaller glow, better quality

vec4 effect(vec4 colour, Image tex, vec2 tc, vec2 sc)
{
  vec4 source = Texel(tex, tc);
  vec4 sum = vec4(0);

jsimpson

import numpy as np
from math import pi, log
import pylab
from scipy import fft, ifft
from scipy.optimize import curve_fit

i = 10000
x = np.linspace(0, 3.5 * pi, i)
y = (0.3*np.sin(x) + np.sin(1.3 * x) + 0.9 * np.sin(4.2 * x) + 0.06 *
    np.random.randn(i))