Found a total of 10000 related content
Introduction to jCanvas: jQuery Meets HTML5 Canvas
Article Introduction：HTML5 lets you draw graphics straight into your web page using the element and its related JavaScript API.
In this post, I’m going to introduce you to jCanvas, a free and open source jQuery-based library for the HTML5 Canvas API.
If you d
2025-02-18
comment 0
574
HTML5 form input validation patterns (regex) examples
Article Introduction：The pattern attribute of HTML5 is verified by regular expressions. Common scenarios include: 1. The password requires at least uppercase and uppercase letters, numbers and the length is no less than 8 digits, pattern="(?=.\d)(?=.[a-z])(?=.*[A-Z]).{8,}"; 2. Phone number such as 123-456-7890 format, pattern="\d{3}-\d{3}-\d{4}" or more flexible; 3. Email address restricts domain name suffix, pattern="[a-zA-Z0-9._% -] @[a-zA-Z0-9.-] .[a-zA-Z
2025-07-07
comment 0
414
How to Draw Quadratic Bézier Curves on HTML5 SVGs
Article Introduction：SVG quadratic Bezier curve: a sharp tool to draw smooth edges
This article will explore how to draw smooth edges using quadratic Bezier curves in HTML5 SVG. The quadratic Bezier curve is defined by the Q instruction in the SVG path d attribute, with a starting point and an end point, and the curve is bent through a single control point.
Key points:
The Q instruction in the SVG path d attribute is used to define a quadratic Bezier curve, which contains three coordinates: the start point, the control point and the end point.
Use the lowercase letter q to specify relative coordinates, while the T and t instructions can be used to connect multiple curves. The system will automatically infer control points based on the previous curve to ensure smooth transitions of the curve.
While encoding and visualizing quadratic Bezier curves can be challenging, it is possible to use
2025-02-10
comment 0
1146
Dave The Diver: How To Catch Spider Crabs
Article Introduction：In Dave The Diver, there are some creatures that are not easy to catch. Or, catch alive that is. The spider crab is one of those very species, making it seem like the only way to bring these crustaceans back up to land is to viciously crack them up w
2025-01-10
comment 0
821
Prepare for Interview Like a Pro with Interview Questions CLI
Article Introduction：Prepare for Interview Like a Pro with Interview Questions CLI
What is the Interview Questions CLI?
The Interview Questions CLI is a command-line tool designed for JavaScript learners and developers who want to enhance their interview
2025-01-10
comment 0
1445
Soft Deletes in Databases: To Use or Not to Use?
Article Introduction：Soft Deletes: A Question of DesignThe topic of soft deletes, a mechanism that "flags" records as deleted instead of physically removing them, has...
2025-01-10
comment 0
1056
Terraria: How To Make A Loom
Article Introduction：There are a lot of crafting stations that you can make in Terraria. This ranges from simple anvils to unique stations meant for one specific type of resource. Early into the game, you'll be able to make your own Loom, which is primarily used to make
2025-01-10
comment 0
1330
How to become a Mortician in Bitlife
Article Introduction：There are an abundance of job roles to try in Bitlife, and while the best jobs are those that land you with lots of fame and money — such as becoming a Model or an Astronaut — there are plenty other, simpler jobs to get you by. There’s
2025-01-10
comment 0
579
Unlocking the Power of Chrome DevTools Snippets
Article Introduction：The Snippets panel in Chrome DevTools is a powerful tool that often gets overlooked. Snippets allows a developer to write, save, and run custom JavaScript code directly in the browser. This feature can be helpful to experiment, debug, and demo JavaS
2025-01-10
comment 0
1314
