calebeby

JS Cheat Sheet for Peregrine Programming

Make a string:

"some text";

Make a string with a variable embedded in it:

calebeby

pip (9.0.1)
pynetworktables (2017.0.8)
robotpy-ctre (2017.0.3)
robotpy-hal-base (2017.1.2)
robotpy-hal-roborio (2017.1.2)
robotpy-hal-sim (2017.1.2)
robotpy-wpilib-utilities (2017.0.11)
setuptools (28.8.0)
wpilib (2017.1.2)

calebeby

audit - 2.3.2-r8.199
avahi-daemon - 0.6.31-r11.1.220
base-files - 3.0.14-r89.49
base-passwd - 3.5.29-r0.172
bash - 4.3-r1.74
busybox - 1.23.1-r0.1.95
busybox-ifplugd - 1.23.1-r0.1.95
busybox-udhcpc - 1.23.1-r0.1.95
coreutils-hostname - 8.23-r0.97
crda - 1.1.3-r0.0

calebeby

const express = require('express')
const bodyParser = require('body-parser')
const nodemon = require('nodemon')
const {spawn} = require('child_process')

const pull = repo => new Promise((resolve, reject) => {
  const gitPull = spawn('git', ['pull'], {cwd: `../${repo}`})
  gitPull.stdout.on('data', buf => console.log(buf.toString()))
  gitPull.stderr.on('data', buf => console.log(buf.toString()))
  gitPull.on('close', code => {code === 0 ? resolve() : reject(code)})

calebeby

const iterations = 1000000000

var pi = 0

const getPi = () => {
  for (let i = 1; i <= iterations; i += 4) {
    pi += 4 / i
    pi -= 4 / (i + 2)
  }
}

calebeby

import wpilib

from magicbot import magic_motion_profile


class Drive(magic_motion_profile):
    robot_drive = wpilib.RobotDrive

    left_drive_motor = wpilib.Spark
    right_drive_motor = wpilib.Spark

calebeby

From d5eabe108b31308c204fea13008dc23aab08d0fd Mon Sep 17 00:00:00 2001
From: Caleb Eby <[email protected]>
Date: Wed, 21 Dec 2016 14:39:18 -0800
Subject: [PATCH] Merge boilerplate

---
 .travis.yml  |  7 ++-----
 README.md    |  4 ++--
 index.js     | 14 +++++++-------
 package.json |  8 +++++---

calebeby

[11510,[{"d":0,"t":2982}],[{"d":0,"t":2982}],[{"d":0,"t":2982},{"d":100,"t":2984}],[{"d":0,"t":2644}],[{"d":1,"t":2982}],[{"d":2,"t":2983}],[{"d":0,"t":2983}],[{"d":1,"t":2982}],[{"d":0,"t":2982}],[{"d":1,"t":2983}],[{"d":1,"t":2983}],"Log created on:      Sep 15 2016 - 19:06:09 PM
Operating System:    Antergos Linux
Application name:    QDriverStation
Application version: 16.08
------------------------------------------------------------------------
ELAPSED TIME   ERROR LEVEL   MESSAGE     
------------------------------------------------------------------------
00:00.2        DEBUG         Initializing DriverStation...
00:00.5        DEBUG         DriverStation initialized!
00:01.1        DEBUG         Scale factor set to: 1.36392