使HTML5推送通知能够在所有Web浏览器和移动浏览器上正常工作吗? [英]Getting HTML5 push notifications to work across all web browsers and mobile browsers?
如何使各种浏览器的toLowerCase()和toUpperCase()保持一致 [英]How do I make toLowerCase() and toUpperCase() consistent across browsers
怎么做<input type="date">所有浏览器都支持吗? 任何替代方案? [英]How to make <input type="date"> supported on all browsers? Any alternatives?