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Articles by Meggin Kearney

Meggin is a Tech Writer

Save Credentials from Forms

Sign in Users

The Credential Management API

Introduction to ARIA

Introduction to ARIA and non-native HTML semantics

Hiding and Updating Content

Hiding content from assistive technology

DOM Order Matters

The importance of the default DOM order

Introduction to Focus

Overview of screen focus in accessibility

Semantics and Navigating Content

The role of semantics in page navigation

The Accessibility Tree

Introduction to the Accessibility Tree

Using tabindex

Modifying the DOM order with tabindex

ARIA Labels and Relationships

Using ARIA labels to create accessible element descriptions

Introduction to Semantics

Introduction to semantics and assistive technology

Text Alternatives for Images

Using the alt attribute to provide text alternatives for images


Improving accessibility for web pages

How to Record Heap Snapshots

Learn how to record heap snapshots with the Chrome DevTools heap profiler and find memory leaks.

Memory Terminology

This section describes common terms used in memory analysis, and is applicable to a variety of memory profiling tools for different languages.

Edit the DOM

The DOM tree view in the Chrome DevTools Elements panel displays the DOM structure of the current web page. Live-edit the content and structure of your page through DOM updates.

Inspect and Edit Pages and Styles

Inspect and edit the HTML and CSS of your pages.

Access Local Servers

Host a site on a development machine web server, and then access the content from an Android device.

Emulate and Test Other Browsers

Your job doesn't end with ensuring your site runs great across Chrome and Android. Even though Device Mode can simulate a range of other devices like iPhones, we encourage you to check out other browsers solutions for emulation.

Analyze Runtime Performance

Users expect pages to be interactive and smooth. Each stage in the pixel pipeline represents an opportunity to introduce jank. Learn about tools and strategies to identify and fix common problems that slow down runtime performance.

Compare Similar Data Objects

Compare similar data objects using the table() method.

Diagnose and Log to Console

Console logging is a powerful way to inspect what your page or application does. Let's start with console.log() and explore other advanced usage.

Diagnose Forced Synchronous Layouts

Follow along with this interactive guide to learn how to use DevTools to diagnose forced synchronous layouts.

Edit Styles

Use the Styles pane in Chrome DevTools to inspect and modify the CSS styles associated to an element.

Emulate Sensors: Geolocation and Accelerometer

Touch screens, GPS chips, and accelerometers can be difficult to test since most desktops don't have them. The Chrome DevTools sensor emulators reduce the overhead of testing by emulating common mobile device sensors.

Evaluate Expressions

Explore the state of any item on your page from the DevTools console.

Exception and Error Handling

Chrome DevTools provides tools to help you fix web pages throwing exceptions and debug errors in your JavaScript.

How to Use the Allocation Profiler Tool

Use the allocation profiler tool to find objects that aren't being properly garbage collected, and continue to retain memory.

Make JavaScript Look Pretty

Transform your JavaScript into a more readable form by clicking the Pretty-Print icon in Chrome DevTools.

Map Preprocessed Code to Source Code

Keep your client-side code readable and debuggable even after you've combined, minified or compiled it.

Measure and count executions

Take advantage of the Console API to measure execution times and count statement executions.

Measure Resource Loading Times

Measure the network performance of your web application using the Chrome DevTools Network panel.

Monitor Events

The Chrome DevTools Command Line API offers various ways to observe and inspect event listeners

Optimize Performance Under Varying Network Conditions

It’s easy to overlook the network conditions your users will face on mobile. Use DevTools to emulate different network conditions. Fix any load time issues and your users will thank you.

Remote Debugging WebViews

Debug WebViews in your native Android apps using Chrome Developer Tools.

Speed Up JavaScript Execution

Identify expensive functions using the Chrome DevTools CPU Profiler.

Timeline Event Reference

The timeline events mode displays all events triggered while making a recording. Use the timeline event reference to learn more about each timeline event type.