Site Title

博览网 Boolan, 高端IT在线学习平台 Meta Description

博览网(Boolan)专注做高端IT在线学习平台,提供IT领域的高逼格课程、技术讲座、大牛访谈录和线下俱乐部。课程涵盖C,C++,C#,Python,Hadoop,Linux,软件调试,微软虚拟化,设计模式,大数据,敏捷开发等多个领域 Test Results Mobile Usability: 99/100

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="/lecture/1000001172">Rendering Performance 101</a> and 2 others are close to other tap targets. Mobile Speed: 75/100

Quick overview:
Eliminate render-blocking JavaScript and CSS in above-the-fold content
Your page has 3 blocking script resources and 3 blocking CSS resources. This causes a delay in rendering your page.
Remove render-blocking JavaScript:
Optimize CSS Delivery of the following:
Optimize images
Properly formatting and compressing images can save many bytes of data.
Optimize the following images to reduce their size by 54.8KiB (23% reduction).
Losslessly compressing could save 29.5KiB (40% reduction).
Reduce server response time
Minify JavaScript
Compacting JavaScript code can save many bytes of data and speed up downloading, parsing, and execution time.
Minify JavaScript for the following resources to reduce their size by 5.1KiB (47% reduction).
Minifying could save 5.1KiB (47% reduction) after compression.
Minify CSS
Compacting CSS code can save many bytes of data and speed up download and parse times.
Minify CSS for the following resources to reduce their size by 2.3KiB (13% reduction).
Minifying could save 2.3KiB (13% reduction) after compression.

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