As a web developer and CTO with over 15 years of experience, I am passionate about building profitable small SaaS products and pursuing Go-to-Market strategy for them. My areas of expertise include high performance, networking technology and APIs, SRE, automation using Puppeteer.js, web scraping, and SQL databases.
There is a number of projects which allow website monitoring, but I needed a pretty custom one - I wanted to check Apple.com refurbished section for iphone 12 models and get push notification to my phone when it is there. I also wanted pretty custom alerts - not email
Puppeteer is an incredibly useful tool for automating web browsers. It allows to run headless (or non-headless) Chrome instances, automatically interacting with websites and pages in ways that would normally require manual input from a user or other scripts. In a lot of cases (particularly in web scraping tasks) it
Executing http(s) request via proxy might be helpful in a lot of cases, this helps to make your http request look like it was executed from a different country or location. Setting proxy in node-fetch Node.js package is not simple as in Axios (where we can set a
There is a number of ways to perform web requests in Node.js: node-fetch, axios, got, superagent Node.js can perform HTTP requests without additional packages While I don't ever use this approach because of it's poor developer ergonomics (using EventEmitter to collect the response data is just too verbose
cURL is a small *nix utility to perform network requests. This is a quick cheat sheet on how cURL can be used for web scraping or any other cases when you need to appear as sending web request from another ip address. cURL set proxy Setting proxy URL for cURL:
A few days ago, I took a deep dive into integrating my ScrapeNinja web scrapers into Zapier, Pipedream.com, and Integromat (Make.com) to better understand the market situation among low-code and no-code automation platforms. I wanted to do a simple job: extract some website data in JSON format from
