In this tutorial, you will use Node.JS, Puppeteer, Docker, and Kubernetes to build a highly scalable scraper that can simultaneously extract data from multiple pages. You will test your scraper on the dummy bookstore, books.toscrape.com, where you will scrape data from 400 pages in ~30 seconds.
In this tutorial you will build a Slackbot in the Python programming language. As a fun proof-of-concept that will demonstrate the power of Python and its Slack APIs, you will build a `CoinBot`–a Slackbot that monitors a channel and, when triggered, will flip a coin and give you the results. You can then modify your `CoinBot` to fulfill any number of _slightly_ more practical applications.
In this tutorial, you will generate a custom resource identifier that fulfills the characteristics of a good ID and its associated checksum using Node.JS, enabling you to write functions that call on that identifier.
Ansible 2.0 has recently been released, and with it comes support for version 2 of the cloud provider API. This means that you can use Ansible to not only provision your web applications, but also to provision and manage your Droplets automatically. This tutorial will show by example how to use Ansible’s support of the cloud provider API v2.
Learn OAuth 2 fundamentals, how authorization works, and how to securely grant API access. Covers roles, grant types, and when to use each flow.
Uploading files with GraphQL can be a challenge, since there is no built-in support for file uploads. In this tutorial, you will learn to upload images to a third-party storage service directly from your backend application. You will build a GraphQL API that uses an S3-compatible AWS GO SDK from a Go backend application to upload images to object storage. The Go back-end application will expose a GraphQL API and store user data in a PotsgreSQL database.
In this tutorial, you will use Node.js, Telegraf, Jimp, and the Pexels API to build a Telegram chatbot that will send you a randomly selected image with a fact overlayed. You will create the bot through Telegram, and define its logic to select a random animal image and a fact on the animal using JavaScript.
In this tutorial, you will create a CPU-bound task that blocks the main thread in the browser and observe how it affects the web app. You will then unsuccessfully attempt to make a CPU-bound task non-blocking using promises. Finally, you will create a Web Worker to offload a CPU-bound task to another thread to prevent it from blocking the main thread.
Tugboat is a command line application that allows you to manage droplets associated with your cloud account. Using this tool, you can create, destroy, configure, and connect to your droplets, just like you would from within the Control Panel interface.
How to authenticate a Laravel API and protect resources so that only the right users are authorized to have the right access.
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