Price scraping is the automated collection of publicly displayed product prices and related context from websites. A reliable price scraper does not store a number alone: it records the product, seller, currency, availability, promotion state, location or store context, source URL, and observation time. Price monitoring then compares valid observations over time and reports meaningful changes.
There are so many error codes that you might stumble upon while trying to access a web page. They can range from 1XX to 5XX. Not all the error codes come with details explaining what exactly happened, and those that do might not offer a solution.
Have you ever found yourself sifting through the HTML of a website? It doesn’t matter why you’re doing it, we don’t judge. Trying to click the little ellipses to go one layer deeper into a page only to realize what you’re looking for was actually three layers up and you went down the wrong branch — it’s a frustrating experience. Imagine having to do that for more than a single page, maybe even hundreds or thousands! Madness. A better way must be possible.
Python is a programming language used for everything from website development to data analysis and machine learning. It’s a high-level language, which means it’s closer to how people understand language compared to more low-level languages like Assembly.
JavaScript is one of the most widely used programming languages in the world, along with markup languages such as HTML and CSS, The main purpose of JavaScript is to add functionality to your website, in other words make your website alive. Back in the day websites were static and then JavaScript showed up and solved this problem.
An IP address is a network-layer address used to send data to and from a device, server, router, proxy, or other network interface. Your laptop may have a private address inside your home while websites see a public address supplied by your router, ISP, VPN, or proxy. That distinction is why one device can have several IP addresses—and many devices can appear online under the same one.
An ETL pipeline is a data processing tool used to extract, transform, and load data from various sources into an organized system. It begins with extracting raw data, transforming it into a cleaner format, and then loading it into a database.
A proxy hostname is the domain name or host address that an application connects to when it sends traffic through a proxy server. It is one part of the proxy configuration, alongside a port and, when required, authentication credentials.
Many of Twitch’s biggest personalities saw their viewcounts plummet last week as the streaming platform’s crackdown on viewbots seemingly took effect. Twitch had announced in late July that it would start cracking down on automated viewership.
HTTP 429 Too Many Requests means a server has rate-limited a client because it sent more requests than allowed within a specified period. First check the response for a Retry-After header and wait for the specified time before retrying. For APIs, scrapers, and automation, reduce your request rate or concurrency and use exponential backoff with jitter instead of immediately repeating failed requests.
Price comparison sites collect offers from multiple sellers, turn inconsistent product and price data into comparable records, and help users evaluate those offers in one interface. They may receive data through merchant feeds, APIs, affiliate networks, structured data, permitted public-page collection, or a combination of methods. Most make money through commissions, referral clicks, advertising, leads, or merchant services.
Yazan Sharawi on Oct 1, 2026
