Compression is an important way to increase the performance of a website. For some documents, size reduction of up to 70% lowers the bandwidth capacity needs. Over the years, algorithms also got more efficient, and new ones are supported by clients and servers.... View this page on GitHub • Report...
The WebSocket API makes it possible to open a two-way interactive communication session between the user's browser and a server. With this API, you can send messages to a server and receive responses without having to poll the server for a reply.... View this page on GitHub • Report...
The aria-label attribute defines a string value that can be used to name an element, as long as the element's role does not prohibit naming.... View this page on GitHub • Report...
Атрибут pattern определяет регулярное выражение, которому должно соответствовать значение элемента формы. Если ненулевое значение не соответствует ограничениям, установленным в pattern, доступное только для чтения свойство patternMismatch объекта ValidityState будет истинным.... View this page on GitHub • Report...
The opacity CSS property sets the opacity of an element. Opacity is the degree to which content behind an element is hidden, and is the opposite of transparency.... View this page on GitHub • Report...
En esta evaluación, pondremos a prueba tu conocimiento de algunas de las técnicas mostradas en los artículos de este módulo, ¡para que tú agregues algunas imágenes y videos a una página de bienvenida de Mozzilla!.... View this page on GitHub • Report...
は HTML の要素で、整形済みテキスト (preformatted text) を表します。この要素内のテキストは一般的に、ファイル内でのレイアウトをそのまま反映して等幅フォントで表示されます。この要素内のホワイトスペース文字はそのまま表示します。... View this page on GitHub • Report...