CSS上的测量单位繁多,有至少10种不同的测量单位 ... 需要兼容小于IE9的情况，可以使用REM-- - - - unit-polyfill vw,wh,vmin Chrome 20+, IE 9+, Firefox 19+, Safari 6+, Opera 20+. IE中支持的vmin不是标准语法。可以使用 vminpoly 或 use -prefix-free插件。 vmax ...

常用的字体一些理解，rem要配合js，都把字体设置为屏幕的100分之一； 事件resize触发非常高频，尽量不要在回调函数里对dom进行计算修改，建议使用requestAnimationFrame, setTimeout or customEvent这些事件加速渲染； requestAnimationFrame 来实现视觉变化 当屏幕正在发生视觉 ...

There are five main types of life insurance to choose from. Here’s a breakdown of what each one covers. Many, or all, of the products featured on this page are from our advertising partners who ...

Often neglected as ‘merely a styling language’, CSS contains a wealth of functions built right into the browser’s rendering engine that can perform everything from animations to typography ...

By applying algorithms that mimic the processes of real neurons, we can make the network 'learn' to solve many types of problems. A model neuron is referred to as a threshold unit and its function ...

To help you make the best decision, we’ve provided an overview below of the seven different types of business ownership you’ll want to consider, along with their pros and cons and what makes ...

The company’s structure is typically chosen based on the type of business it is engaged in. A franchise is a type of contract that grants a person (known as the franchisee) the right to do ...

Psychotherapy approaches are many and varied. Some types of therapy have been in use for decades, such as person-centered therapy (also known as Rogerian therapy), and others are relatively new ...

While Alzheimer's disease is the most common form of dementia, there are also other common types such as vascular dementia, Lewy body dementia and Frontotemporal dementia. There are also rarer types ...

Abnormal filaments of a single type of protein are hallmarks of neurodegeneration ... Cellular structural filaments called microtubules are made up of units of tubulin proteins.