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  2. HTML form - Wikipedia

    en.wikipedia.org/wiki/HTML_form

    <textarea> — much like the <text> input field except a <textarea> allows for multiple rows of data to be shown and entered <select> — a drop-down list that displays a list of items a user can select from; The sample image on the right shows most of these elements: a text box asking for your name

  3. DOM event - Wikipedia

    en.wikipedia.org/wiki/DOM_event

    HTML form: select onselect Fires when a user selects some text in a text field, including input and textarea Yes No change onchange Fires when a control loses the input focus and its value has been modified since gaining focus Yes No submit onsubmit Fires when a form is submitted Yes Yes reset onreset Fires when a form is reset Yes No focus onfocus

  4. Correlated subquery - Wikipedia

    en.wikipedia.org/wiki/Correlated_subquery

    However, in some database systems, it is allowed to use correlated subqueries while joining in the FROM clause, referencing the tables listed before the join using a specified keyword, producing a number of rows in the correlated subquery and joining it to the table on the left.

  5. Front-end web development - Wikipedia

    en.wikipedia.org/wiki/Front-end_web_development

    JavaScript is an event-based imperative programming language (as opposed to HTML's declarative language model) that is used to transform a static HTML page into a dynamic interface. JavaScript code can use the Document Object Model (DOM), provided by the HTML standard, to manipulate a web page in response to events, like user input.

  6. W3Schools - Wikipedia

    en.wikipedia.org/wiki/W3Schools

    W3Schools is a freemium educational website for learning coding online. [1] [2] Initially released in 1998, it derives its name from the World Wide Web but is not affiliated with the W3 Consortium. [3] [4] [unreliable source] W3Schools offers courses covering many aspects of web development. [5] W3Schools also publishes free HTML templates.

  7. Help:Advanced table formatting - Wikipedia

    en.wikipedia.org/wiki/Help:Advanced_table_formatting

    If the first text-word is too long, no text will fit to complete the left-hand side, so beware creating a "ragged left margin" when not enough space remains for text to fit alongside floating-tables. If multiple single image-tables are stacked, they will float to align across the page, depending on page-width.

  8. HTML element - Wikipedia

    en.wikipedia.org/wiki/HTML_element

    An HTML element is a type of HTML (HyperText Markup Language) document component, one of several types of HTML nodes (there are also text nodes, comment nodes and others). [ vague ] The first used version of HTML was written by Tim Berners-Lee in 1993 and there have since been many versions of HTML.

  9. Query string - Wikipedia

    en.wikipedia.org/wiki/Query_string

    A query string is a part of a uniform resource locator that assigns values to specified parameters.A query string commonly includes fields added to a base URL by a Web browser or other client application, for example as part of an HTML document, choosing the appearance of a page, or jumping to positions in multimedia content.