Carlos Martinez carlows
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| class Level | |
| # list of valid levels (skips 0) | |
| @@levels = [*(-8..-1)] + [*(1..8)] | |
| def self.all | |
| @@levels | |
| end | |
| # Always returns a valid level | |
| def self.next(current_level, levels_to_inc = 1) |
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| defmodule A do | |
| def a(x), do: "hello #{x}" | |
| def a(nil), do: "found nil" | |
| def a(%{a: "hello"} = t), do: "found #{Map.get(t, :a)}" | |
| end | |
| A.a(nil) |
carlows
/ mutating.rb
Created
January 10, 2019 17:06
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| class OddPunisher | |
| def initialize(numbers) | |
| @numbers = numbers | |
| clean | |
| end | |
| def clean | |
| @numbers.delete_if { |n| n.to_i.even? } | |
| end | |
| end |
carlows
/ weather_struct_revision.rb
Created
January 10, 2019 01:07
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| Reading = Struct.new(:date, :high, :low) do | |
| def mean | |
| (high + low) / 2.0 | |
| end | |
| end |
carlows
/ weather_struct.rb
Created
January 10, 2019 01:03
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| class AnnualWeather | |
| Reading = Struct.new(:date, :high, :low) | |
| def initialize (file_name) | |
| @readings = [] | |
| CSV.foreach(file_name, headers: true) do |row| | |
| @readings << Reading.new(Date.parse(row[2]), | |
| row[10].to_f, | |
| row[11].to_f) |
carlows
/ weather_hash.rb
Last active
January 10, 2019 00:47
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| require('csv') | |
| class AnnualWeather | |
| def initialize (file_name) | |
| @readings = [] | |
| CSV.foreach(file_name, headers: true) do |row| | |
| @readings << { | |
| :date => Date.parse(row[2]), | |
| :high => row[10].to_f, |
carlows
/ super_behavior.rb
Created
January 10, 2019 00:20
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| class SuperSilliness < SillyBase | |
| def m1 (x, y, z) | |
| super(1, 2) # Call with 1, 2. | |
| super(x, y) # Call with x, y. | |
| super x, y # Same as above. |
carlows
/ safe_argument.rb
Created
January 9, 2019 23:45
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| def fix_heading(heading) | |
| heading.to_s.capitalize | |
| end |
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| [[14486,14511],[5892,12757],[2380,13034],[2346,11946],[3868,11481],[3474,13444],[2654,13195],[13214,14086],[3216,13248],[2791,12750],[3820,13629],[5424,11206],[11736,4754],[11805,14026],[6269,13876],[2619,12882],[7366,13788],[12190,3343],[6184,13756],[10859,10328],[4749,9003],[7535,7973],[4691,13590],[6395,5887],[8361,2399],[4082,13449],[2719,13061],[4763,1380],[9932,10074],[6634,13679],[3311,8364],[3945,10251],[8921,13784]] |
carlows
/ react-with-axios.js
Last active
September 9, 2017 18:30
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| import React from 'react'; | |
| import ReactDOM from 'react-dom'; | |
| import axios from 'axios'; | |
| // Necesitas crear el component como una clase | |
| class FetchDemo extends React.Component { | |
| constructor(props) { | |
| super(props); | |
| this.state = { |
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