xpath

Simple way HTML change monitoring

Html change monitoring logoI recently came across this question in the Q&A section of a forum I belong to:

“I want to run once a day a script that will check whether the specific part of code has been changed, and if it did, we would get some return message (ideally directly to my email). What would be the easiest, simplest way to do that? I’ve read about web crawlers, web scrappers, but they seem to be doing far more than we need.”

Sure, if all you want to do is something as lightweight as monitoring a set of target pages for changes, then using a ready monitoring tool is probably way more than you need. You need to keep it simple. So, here’s a quick solution with Google spreadsheet. more…

TEST DRIVE: Text list

We’d like to introduce the new SCRAPER TEST DRIVE stage, called ‘Text list‘. This seemingly simple test case hides within itself a non-ordinary structure. This time the HTML DOM structure is so plain, making you scratch your head, wondering how to approach to it. Yet, those off-the-shelf products have shown their best features extracting even a smallest thing from seemingly plain content.
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