DennisMatthiasScherf

const AWS = require('aws-sdk');
const {parallelScan} = require('@shelf/dynamodb-parallel-scan');

const TABLE_NAME = '[table-name]';
const PRIMARY_PARTITION_KEY = '[partition-key]';

async function fetchAll() {
  const CONCURRENCY = 250;
  const alias = `#${PRIMARY_PARTITION_KEY}`;
  const name = PRIMARY_PARTITION_KEY;

DennisMatthiasScherf

VS Code: Debugging Jest

Sometimes, debugging with console.log is not enough to find out what is happening in the code, as console.log prints only plain objects but neither functions nor objects with circular references. Besides, it's possible you may need to know the context and flow of the code.

Read more about debugging with VS Code in VS Code: Debugging.

DennisMatthiasScherf

Automated speedtest using a Raspberry Pi, Cronjobs and Airtables

We're gonna install the Okla Speedtest (speedtest.net) CLI and a write the results into a Airtables table.

Setup

First we're gonna install all required dependecies to run the speedtest CLI.

sudo apt-get install gnupg1 apt-transport-https dirmngr jq

DennisMatthiasScherf