Article Tags
Article Tags
How to automatically insert blank lines between HTML sibling elements in VS Code
By default, VS Code does not support automatically adding blank lines directly by setting it as an HTML sibling tag, but you can use Emmet's {} empty text node technique to explicitly declare the line break position in the abbreviation to achieve automatic HTML formatting with a clear structure and in line with team specifications.
Jan 14, 2026 pm 04:09 PM
How to automatically insert blank lines for HTML sibling elements in VS Code through Emmet
VS Code does not support the direct setting of "automatically insert empty lines between HTML elements of the same level" by default, but this effect can be achieved through Emmet's {} empty text node technique without the need for plug-ins or complex configuration.
Jan 14, 2026 pm 04:06 PM
How to use CSS Grid to implement adaptive height allocation of sub-items after Flex wraps
When the Flex container wraps, the layout of "one child shrinks to the content height and the other takes up the remaining space" cannot be naturally realized; CSS Grid can solve this problem elegantly through grid-auto-rows: 1fr and responsive column definitions.
Jan 14, 2026 pm 03:57 PM
Detailed explanation of the margin folding mechanism of adjacent elements in CSS
When two vertically adjacent block-level elements are set to margin-bottom and margin-top respectively, the actual spacing is not the sum of the two, but the larger value - this phenomenon is called "margin collapse" and is one of the key rules of the CSS box model.
Jan 14, 2026 pm 03:54 PM
The root cause of CSS file 404 error and the correct path solution
This article explains in detail the root cause of CSS style sheet loading failure (404), points out common path misunderstandings, and provides reliable reference methods and debugging methods based on the web root directory.
Jan 14, 2026 pm 03:51 PM
How to dynamically include and execute file contents with user variables in PHP
This article introduces a safe and controllable way to dynamically execute the contents of a PHP file through buffered output and eval (with closing PHP tags), so that the analytic.php logic contained in head.php is actually rendered into HTML output instead of the original code string.
Jan 14, 2026 pm 03:48 PM
Correct way to add double-click event to Sveltestrap component in Svelte
Components such as Sveltesttrap's ListGroupItem do not forward dblclick events by default and need to be implemented through native DOM packages or event delegation, while taking into account keyboard accessibility and user experience.
Jan 14, 2026 pm 03:39 PM
How to let child elements seamlessly inherit the linear gradient background of the grandparent container
By sharing the same gradient definition and ensuring that the background is not clipped or reset, the .clock element can visually seamlessly continue the linear gradient background of the body, avoiding breaks caused by intermediate containers (such as .border).
Jan 14, 2026 pm 03:30 PM
How to make child elements seamlessly inherit the linear gradient background of the parent container (or even grandparent)
By uniformly setting the same gradient background for the body and the target sub-element (such as .clock), and ensuring that the background is not repeated and the height fills the viewport, a visually seamless gradient effect can be achieved and avoid gaps or dislocations caused by nesting.
Jan 14, 2026 pm 02:57 PM
How to use HTML5 video tags with playback controls? (Media Elements)
HTML5 elements need to add the controls Boolean attribute to display native playback controls; omitting this attribute means there will be no controls, and setting it to controls="false" will have no effect; controlslist can be customized with buttons (such as nodownload), but it is only supported in some browsers.
Jan 14, 2026 am 05:58 AM
How to create a form in HTML? (Complete Example)
The HTML form is wrapped with elements, and the action and method attributes need to be set to specify the submission address and method; it contains the input/textarea/select control and label label with attributes such as name, id, and required; when submitting, the named data is sent to the actionURL according to the method type.
Jan 14, 2026 am 05:46 AM
How to include JavaScript files in an HTML document? (Script Injection)
The most common and reliable way is to use tags with the src attribute, which is executed synchronously by default; it can be placed (it is recommended to add defer) or before; dynamic injection requires attention to asynchrony, execution order and error handling.
Jan 14, 2026 am 05:22 AM
How to Make an HTML Page Print-Friendly? (With CSS)
UseCSSprintstylestohidenon-essentialelements,optimizetypographywithseriffontsandblack-on-whitecolors,controlpagebreaksandmargins,andstylelinks/imagesthoughtfullyforreadabilityandinkefficiency.
Jan 14, 2026 am 04:49 AM
How to Validate an HTML Form? (JavaScript Examples)
HTMLformvalidationstartswithnativeHTML5attributeslikerequiredandtype="email"foraccessibilityandsimplicity,thenenhanceswithJavaScriptforcustomlogic,real-timefeedback,andimprovedUX.
Jan 14, 2026 am 04:44 AM
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