Evil Firefox Error — “A parameter or an operation is not supported by the underlying object”

Okay, so after of hours of testing (and great discussion from @Dave and @danronmoon, I’ve finally figured out what’s going on. The CORS (Cross-Domain Resource Sharing) calls I was making were set to ‘async: false’ — (which I realize I did not include in my original post, as I thought it was inconsequential) this, seems … Read more

How to use frame-src and child-src in Firefox and other browsers?

Update: Jan 2017: Stop using child-src and begin using frame-src again. In an effort to create even more confusion, CSP Level 3 has undeprecated frame-src and actually re-appointed it as the preferred way to achieve this. While child-src is still supported frame-src is once again preferred. Old post frame-src is deprecated, but it was only … Read more

Selenium python Error: element could not be scrolled into view

This error message… selenium.common.exceptions.ElementNotInteractableException: Message: Element <span class=”ui-button-text”> could not be scrolled into view …implies that the WebDriver instance i.e. driver was unable to scroll the element within the Viewport to invoke click(). First of all, as your usecase is to invoke click() on the element, ideally instead of using presence_of_element_located() you need to use … Read more

Exact difference between add-ons, plugins and extensions

General rule of thumb: Plugins When you’re talking about a web browser, a plugin talks about a NPAPI or similar plugin, which is specific to the page. IE doesn’t support “plugins” per se, but they have activex controls which can fill a similar function, though there are also BHO (Browser Helper Object) ActiveX controls which … Read more

Protect against browser extension injected Javascript code

Being able to disable someone’s browser extension usually implies taking over the browser. I don’t think it’s possible. It would be a huge security risk. Your purpose maybe legit, but consider the scenario of webmasters programatically disabling addblockers for users in order to get them to view the advertisments. In the end it’s the user’s … Read more

Hata!: SQLSTATE[HY000] [1045] Access denied for user 'divattrend_liink'@'localhost' (using password: YES)