bradoyler

import NodeCache from 'node-cache'; // or 'redis'

class CacheService {

  constructor(ttlSeconds) {
    // this could also be redis
    this.cache = new NodeCache({ stdTTL: ttlSeconds, checkperiod: ttlSeconds * 0.2, useClones: false });
  }

  get(key, storeFunction) {

bradoyler

const { ServiceBusClient, ReceiveMode } = require('@azure/service-bus')

const connectionString = process.env['servicebus-connection']

async function send () {
  const sbClient = ServiceBusClient.createFromConnectionString(connectionString)
  const client = sbClient.createTopicClient('topic-name')
  const sender = client.createSender()
  // set label=TEST for use in subscription filter
  const msg = { label: 'TEST', body: { foo: 'bar', ts: new Date() } }

bradoyler

import * as rp from 'request-promise-native'

function convertTable (columns: any[], rows: any[]): any[] {
  return rows.map((row: any[]) => columns.reduce((obj, col, idx) => {
    obj[col.name] = row[idx]
    return obj
  }, {}))
}

// API reference @ https://dev.applicationinsights.io/reference

bradoyler

bradoyler

AppInsights helper

a typescript wrapper for Application Insights

Examples

Exception tracking

import { trackException } from './appinsights-helper'

trackException({ exception: error })

bradoyler

Object.getOwnPropertyNames(Date.prototype)
    .filter(name => name.startsWith('to'))
    .map(method => `${method}: ${(new Date())[method]()}`)

bradoyler

function numToColor (num, maxHue = 350, minHue = 0) {
  const hue = num * (maxHue - minHue) + minHue
  return `hsl(${hue}, 70%, 45%)`
}

bradoyler

git commands

git clone --mirror ssh://[email protected]/user/repo.git filtered-repo
cd filtered-repo
git filter-branch --prune-empty --subdirectory-filter some/folder/path/ master
cd ..
git clone ./filtered-repo new-repo
cd new-repo
git status

bradoyler

const glob = require('glob')
const fs = require('fs');
const xml2js = require('xml2js');
const path = require('path');

function parseFile (filePath, parser) {
    fs.readFile(filePath, (err, data) => {        
        parser.parseString(data, (err, result) => {
            const itemgroups = result.Project.ItemGroup;
            if (itemgroups && itemgroups.length) {

bradoyler

REST-client.js

Usage

const RestClient = require('./rest-client')
const client = RestClient({ baseURL: 'https://mydomain.com' })
client.setAuthHeader('my-auth-token') // optional

const { data } = await client.get('/articles')