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Web design tutorial

Teach you step by step how to add tiled watermarks to images using canvas

Recently, I encountered a requirement in a project. I need to add a tiled watermark to a picture. The first thing I thought of was to use canvas to complete this function. Because I have never been exposed to canvas before, when doing this function, It&#3

2025-01-17
Detailed explanation of several methods of horizontal and vertical centering of HTML (Basic)

Preface When we were writing the horse, we probably didn’t know much about the method of horizontal and vertical centering. So I will give you a summary of several commonly used horizontal and vertical centering methods. first method<!--水平垂

2025-01-17
Complete set of video playback codes inserted into web pages

1. The avi format code snippet is as follows: <object id=video width=400 height=200 border=0 classid=clsid:CFCDAA03-8BE4-11cf-B84B-0020AFBBCCFA> <param

2025-01-17
Learn how to create web pages using HTML and experience the fun of it

As we all know, website production involves various aspects of knowledge, including graphic design, HTML page production, CSS style definition, client-side scripting (JavaScrfipt/VBScript), server-side scripting (Asp/Asp.Net/PHP/JSP), etc. content. In thi

2025-01-17
Use Tidy tools to take care of your website

Back in the good old days, when HTML standards were a moving target, whether you ended up correctly<p> Tags or keeping your formatting rules separate from your style code won't cause trouble. Mismatched tags, missing attributes, poorly nested elements

2025-01-17
Js implements the current click on the a label to change color and highlight other a labels to return to the original color

When a page has multiple a tags, and when clicked, it will jump to the current page. How can the clicked tag change color and be highlighted, and other tags return to their original colors? It can be achieved by using JS: Assume that the current page is &

2025-01-17
Solution to showModalDialog returning Null in Google Chrome

The return value of showModalDialog can be obtained under IE and Firefox, but it will return Null under Google Chrome. The solution is introduced below. The parent page: Copy the code as follows: function openwindows(){ var obj = new Obje

2025-01-17
Intentional suggestions for improving website design

Research on Eye-Tracking is very popular in the field of network design, but how to transform these research results into concrete and feasible designs for operation is still difficult. Here are some tips from Eye-Tracking research that can provide some s

2025-01-17
Example of passing value from child page to parent page

Copy the code code as follows:<script type="text/javascript"> function getValue() { var ofrm2 = document.getElementById("TextBox1").value; p

2025-01-17
Correct usage of common XHTML tags that are easily confused about their location

When they first came into contact with XHTML+CSS to design web pages, many of my friends had little experience in using tags and were very casual. They often used whatever came to mind, thinking that as long as it can achieve the effect, it would be enoug

2025-01-17
js example code to change article font size

When I first came to the company, the leaders assigned me simple tasks. . . . . The task once asked me to write out the font size change function of the article. I searched a lot online but nothing works! But hard work paid off and I found it! Take it out

2025-01-17
Google Dart programming syntax and basic types learning tutorial

1. Variable declaration How to define variables Copy code code is as follows: var name = 'Bob'; initial value of variable Copy code code is as follows: int lineCount; assert(lineCount == null); // Variables (even number

2025-01-17
Use css to automatically wrap English text

How to use CSS to automatically wrap English text. Everyone knows that continuous English or numbers can make the container expand and cannot wrap automatically according to the size of the container. Here is how CSS can wrap them automatically.

2025-01-17
Web standards compliant media player code

Goodbye Embed, some media player codes that comply with web standards have not been recognized by W3C because the Embed tag is the private property of Netscape. The use of Embed tags for various media files is non-standard. How to change it? Bye Bye Embe

2025-01-17
Discussion on the accuracy of JavaScript's parseFloat() method

The parseFloat() method in Javascript will cause precision problems. Copy the code as follows:<script language="javascript"> var a = "0.11"; var b = "0.2801"; var c = "1.

2025-01-17

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