Data Analysis

How To Install and Secure Grafana on Ubuntu 18.04 — step-by-step Linux tutorial on Progressive Robot

How To Install and Secure Grafana on Ubuntu 18.04

Grafana is an open-source data visualization and monitoring tool that integrates with complex data from sources like Prometheus, InfluxDB, Graphite, and ElasticSearch. In this tutorial, you will install Grafana and secure it with an SSL certificate and an Nginx reverse proxy. Once you have set up Grafana, you’ll have the option to configure user authentication through GitHub.

Read more
How To Install and Use ClickHouse on Ubuntu 18.04 — step-by-step Linux tutorial on Progressive Robot

How To Install and Use ClickHouse on Ubuntu 18.04

[ClickHouse](https://clickhouse.yandex) is an open-source, column-oriented analytics database for [OLAP](https://en.wikipedia.org/wiki/Online_analytical_processing) and big data use cases. In this tutorial, you’ll install the ClickHouse database server and client on your machine. You’ll use the DBMS for typical tasks and optionally enable remote access from another server so that you’ll be able to connect to the database from another machine.

Read more
How To Scrape a Website Using Node.js and Puppeteer — step-by-step Javascript tutorial on Progressive Robot

How To Scrape a Website Using Node.js and Puppeteer

In this tutorial, you will build a web scraping application using Node.js and Puppeteer. Your app will grow in complexity as you progress. First, you will code your app to open Chromium and load a special website designed as a web-scraping sandbox: [books.toscrape.com](books.toscrape.com). In the next two steps, you will scrape all the books on a single page of books.toscrape and then all the books across multiple pages. Then you will filter your scraping by category and save your data as JSON.

Read more
CHAT