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(Jul 27, 2022): Add a 404 page

(Jul 18, 2022): Edit "「Utilities」Nonce Regulator for iPad Pro (10.5 inch, Cellular)" post again

(Jun 13, 2022): Edit "「Utilities」Nonce Regulator for iPad Pro (10.5 inch, Cellular)" post

(Mar 27, 2022): Remove my contact information;

(Mar 17, 2022): 1. Add "「Utilities」Nonce Regulator for iPad Pro (10.5 inch, Cellular)" post \
> 2. Add "「Tutorial」iOS 15 to iOS 14 FutureRestore Guide" post;

(Feb 10, 2022): Edit About and Log page;

(Feb 5, 2022): 1. Add "「Tutorial」Crossgrade Ubuntu on a Raspberry Pi" post \
> 2. Add disclaimers to all the posts;

(Dec 19, 2021): Edit Footer;

(Dec 17, 2021): 1. Add "「学习」前沿分析化学摘记辅助资料(上)" post \
> 2. Footer has been edited in advance;

(Dec 16, 2021): 1. Add "「学习」分析化学与日常学习生活番外篇" post \
> 2. Modify the About page;

(Nov 24, 2021): 1. Add "「学习」前沿分析化学摘要" post \
> 2. Add "「学习」分析化学与日常学习生活" post; 

(Nov 13, 2021): 1. Main index.html changed \
> 2. Change a menu name from 'Service' to 'Log' \
> 3. Edit "「学习」关于提纲的心得" post \
> 4. Add "「学习」关于提纲的心得 Pro Max" post \
> 5. Upload sitemaps to Baidu and Bing;