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ryanwilsonperkin / example.js
Created Jan 27, 2021
Comparison of different import/re-export types
View example.js
export default function a() {
return "a";
export function b() {
return "b";
export function c() {
return "c"
ryanwilsonperkin / is-type.ts
Created Nov 25, 2020
TS Type-safe tester for __typename on a GraphQL object
View is-type.ts
interface TypenameObject {
__typename: string;
function isType<O extends TypenameObject, T extends O['__typename']>(obj: O, typename: T): boolean {
return obj.__typename === typename;
ryanwilsonperkin / dog
Last active Jan 20, 2021
A script that treats arguments as DataDog queries and opens them in a notebook
View dog
#!/usr/bin/env ruby
# frozen_string_literal: true
# usage: dog query1 query2 ...
# Opens a new DataDog notebook with the provided queries
# When given no arguments, just opens a new notebook
require 'cgi'
require 'json'
ryanwilsonperkin /
Created May 17, 2020
Clone all repos from an organization
#!/usr/bin/env python3
A script for downloading all of your organization's GitHub repos.
usage: GITHUB_ACCESS_TOKEN=foobar python3 <organization>
Your GITHUB_ACCESS_TOKEN is created by following the steps in this guide:
ryanwilsonperkin / App.tsx
Created Nov 8, 2019
An example of using React Context to make data available to deeply nested components
View App.tsx
import React from "react";
import { ThemeProvider } from "./Theme";
import ToggleTheme from "./ToggleTheme";
import ThemedText from "./ThemedText";
const App: React.FC = () => (
<ToggleTheme />
<ThemedText>Hello World</ThemedText>
ryanwilsonperkin / Dockerfile
Created Mar 12, 2019
Comparing the use of apt-get vs apt-fast for installing packages in Debian
View Dockerfile
# A standard Debian container extended with apt-fast (
FROM debian
LABEL maintainer=""
# Install gnupg to allow apt-key verification, time to allow profiling
RUN apt-get update
RUN apt-get install -y gnupg time
# Set up PPA for apt-fast
RUN echo deb bionic main >> /etc/apt/sources.list.d/apt-fast.list \
ryanwilsonperkin /
Last active Feb 26, 2019
Fetch a list of flaky tests form a CircleCI project
@author Ryan Wilson-Perkin
Fetch a list of flaky tests from a CircleCI project.
Searches the last 30 builds that have failed on the master branch, downloads any
junit.xml artifacts it finds for them, and reports the tests that have failed.
Branch name, test results file, number of builds, and number of results are all
ryanwilsonperkin /
Created Feb 26, 2019
Count all the lines I've ever changed on GitHub
Count all the lines I've ever changed on GitHub
pip install requests tqdm GitPython
ryanwilsonperkin / .dockerignore
Created Oct 29, 2018
convox start does not respect .dockerignore for code sync
ryanwilsonperkin / component.js
Last active Aug 14, 2018
A HOC proposal for injecting tracking of events.
View component.js
import React from 'react';
import withTracking from 'withTracking';
export class MyLink extends React.Component {
static propTypes = {
text: PropTypes.string,
href: PropTypes.string,
track: PropTypes.func,