Roeland Kuiper

I'm passionate about tackling audacious design and engineering challenges in the pursuit of great products. Loves hiking at high altitudes, being a great dad, life hacking, UX and pushing code.

📍 Netherlands

Guides

Easy fix for: Unable to preventDefault inside passive event listener due to target being treated as passive

In this short blog, I explain what’s causing this violation and how you can easily fix it.

Guides

Easy fix for: Blocked attempt to show a 'beforeunload' confirmation panel for a frame that never had a user gesture since its load

In this short blog, I explain what’s causing this violation and how you can easily fix it.

What is intervention: "Modified page load behavior on the page because the page was expected to take a long amount of time to load"?

At URIports, we process a lot of Reporting API intervention reports containing the following violation: Modified page load behavior on the page because the page was expected to take a long amount of time to loadIntervention violations can cause unwanted behavior and are visible in the visitors' developer console. Additionally,

Application Support

Two-factor authentication for your URIports account

Enabling two-factor authentication will better secure your account.

Application Support

Restore 2FA for URIports

Unable to access your authenticator app and can’t log in to your URIports account? Here's a super easy fix.

Guides

Easy fix for: '[Intervention] Ignored attempt to cancel a touchmove event with cancelable=false'

In this short blog, I explain what’s causing this error and how you can easily fix it.

Tech

How to create a solid and secure Content Security Policy

This step-by-step guide will help you understand and set up a solid Content Security Policy for your website.

Tech

Document Policy: a new Permissions Policy extension

Sometimes your site has to rely on content from other sources. With Document Policies, you have more control over the embedded documents. Let’s have a quick look at this new Feature Policy extension.

Guides

Find broken links (404s) using NEL

When you've set up Network Error Logging (NEL for short) with URIports, your account will receive lots of valuable reports that can help you sort out all kinds of problems with your website, like finding those broken links.

Application Support

Managing Ignore and Block Rules

Unclutter your report views by hiding, ignoring, or blocking reports that are not relevant. Learn how you can easily configure the ignore and block list and become a URIports wizard!