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Learn more Overview Page Speed extension mod_pagespeed for Apache 2 Get Started Page Speed extension mod_pagespeed for Apache 2 Security Considerations Documentation Performance Best Practices Optimize caching Minimize round trip times Minimize request overhead Minimize payload size Optimize browser rendering Page Speed rules (alphabetical) Avoid bad requests Avoid CSS expressions Combine external
Google APIs Explorer Stay organized with collections Save and categorize content based on your preferences. The Google APIs Explorer is a tool available on most REST API reference documentation pages that lets you try Google API methods without writing code. The APIs Explorer acts on real data, so use caution when trying methods that create, modify, or delete data. For more details, read the APIs
How Do I Start? If you're new to the Maps Data API, here's how we recommend you get started: Get familiar with the Google Data APIs. Read the Maps Data API Developer's Guide. Refer to the HTTP Protocol Reference as needed. The Google Maps Data API allows client applications to view, store and update map data in the form of Google Data API feeds using a data model of features (placemarks, line
What is Google Public DNS? Google Public DNS is a free, global Domain Name System (DNS) resolution service, that you can use as an alternative to your current DNS provider. To try it out: Configure your network settings to use the IP addresses 8.8.8.8 and 8.8.4.4 as your DNS servers or Read our configuration instructions. If you decide to try Google Public DNS, your client programs will perform al
Speed Tracer is a tool to help you identify and fix performance problems in your web applications. It visualizes metrics that are taken from low level instrumentation points inside of the browser and analyzes them as your application runs. Speed Tracer is available as a Chrome extension and works on all platforms where extensions are currently supported (Windows and Linux). Using Speed Tracer you
Tutorials There are many ways to make websites run faster. In this section, you can discover performance best practices that real web professionals employ in their everyday work. These practices have improved the user experience for millions of users and we hope they are useful for other web developers. Using every CSS declaration only once is an effective way to reduce file size of style sheets.
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