1keydata.com Site Title

1Keydata - Free Online Programming Tutorials

1keydata.com Meta Description

1Keydata provides free online programming language and database-related tutorials. Learn SQL, CSS, HTML, and Data Warehousing.

1keydata.com Test Results

1keydata.com Mobile Usability: 94/100

Quick overview:
Size tap targets appropriately
Some of the links/buttons on your webpage may be too small for a user to easily tap on a touchscreen. Consider making these tap targets larger to provide a better user experience.
The following tap targets are close to other nearby tap targets and may need additional spacing around them.
The tap target <a href="https://www.1k…er-domain-name">getting your own domain name</a> and 16 others are close to other tap targets .

1keydata.com Mobile Speed: 73/100

Quick overview:
Eliminate render-blocking JavaScript and CSS in above-the-fold content
Your page has 1 blocking script resources and 3 blocking CSS resources. This causes a delay in rendering your page.
None of the above-the-fold content on your page could be rendered without waiting for the following resources to load. Try to defer or asynchronously load blocking resources, or inline the critical portions of those resources directly in the HTML.
Remove render-blocking JavaScript:
https://cdnjs.cloudflare.com/ajax/libs/cookieconsent2/3.0.3/cookieconsent.min.js
Optimize CSS Delivery of the following:
https://fonts.googleapis.com/css?family=PT+Sans
...
Optimize images
Properly formatting and compressing images can save many bytes of data.
Optimize the following images to reduce their size by 27KiB (28% reduction).
Compressing https://www.1keydata.com/database-normalization.jpg could save 6.8KiB (29% reduction).
...
Leverage browser caching
Setting an expiry date or a maximum age in the HTTP headers for static resources instructs the browser to load previously downloaded resources from local disk rather than over the network.
Leverage browser caching for the following cacheable resources:
https://www.google-analytics.com/analytics.js (2 hours)

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