blakek

export enum KnownPaths {
  GetHelp = "/app/get-help",
  RunDetail = "/app/history/:runId"
}

/** Parses a string type into an object of route params */
type ExtractRouteParams<T extends string> = string extends T
  ? Record<string, string>
  : T extends `${infer _Start}:${infer Param}/${infer Rest}`
  ? { [K in Param | keyof ExtractRouteParams<Rest>]: string }

blakek

async function importURL(url) {
  const vm = require("vm");
  const res = await fetch(url).then((r) => r.text());
  return vm.runInThisContext(res, { filename: url });
}

// Example usage:
// 
// await importURL(
//   "https://gist.githubusercontent.com/blakek/660a8881ae56641d8804971b848df17e/raw/0fb0ec0646d5c8dc353dd9dadc9f5d8ccb7821b2/queryStringParse.js"

blakek

#!/usr/bin/env bash
set -eo pipefail

##
# Transpose a song from one key to another.
##

version='0.0.1'

# Formatting functions

blakek

const PI = 3.14;

const CircleSize = {
  Quarter: 0.25,
  Half: 0.5,
  Full: 1,
};

type WithRadiusOrDiameter = { r?: number; d?: number };
type WithPercent = { percent: typeof CircleSize[keyof typeof CircleSize] };

blakek

Raspberry Pi - Print Server

Installing print server and drivers.

Print Server

1. Install CUPS:

sudo apt install cups

blakek

function exec(command: string, args?: string[]): Promise<void> {
  return new Promise((resolve, reject) => {
    const child = spawn(command, args, { stdio: "inherit" });

    child.on("close", (code) => {
      if (code === 0) {
        resolve();
      } else {
        reject(new Error(`Command failed with code ${code}`));
      }

blakek

#! /usr/bin/env bash

merged=()
unmerged=()

for branch in $(git for-each-ref --format="%(refname:short)" refs/heads); do
	if wasBranchMerged "$branch" staging; then
		merged+=("$branch")
	else
		unmerged+=("$branch")

blakek

{
  // Use IntelliSense to learn about possible attributes.
  // Hover to view descriptions of existing attributes.
  // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
  "version": "0.2.0",
  "configurations": [
    {
      "name": "Run current file",
      "type": "node",
      "request": "launch",

blakek

function parseDate(dateString: unknown): Date | undefined {
  // No date string was passed
  const isKnownType =
    typeof dateString === "string" ||
    typeof dateString === "number" ||
    dateString instanceof Date;

  if (!isKnownType || !dateString) {
    return undefined;
  }

blakek

import * as React from "react";

import { useTabVisibility } from "./useTabVisibility";

export interface UsePollOptions {
  /** Calculate what the wait time (in ms) should be between polls */
  backoffFunction: (pollCount: number) => number;
}

export interface UsePollCallbackParameters {