Nowadays, the application of negative margin technology is more and more wide, any large site under glimpse will have its shadow. Personally think that the negative margin technology is a learning CSS on the road must be an indispensable topic, many advanced applications and difficult to repair can use negative margin technology to achieve.
Negative margin theory:
Before you explain what a negative margin is, you have to know what margin is a thing,
You should know
(Note: This article is an original article from the company knowledge base.Article, Author: Li ruikuan)
Imagine that you are a novice cainiao. You have a little question about one of these tasks: "I don't think this task is very clear. Is that all right? Why? I think it should be better ." The project is very tight, and the top is big. He said impatiently to you, "Don't ask so much! I have made it clear. Just do what you want !" Wha
of this is correct, most people use this, bootstrap grid system is also using float to achieve, and before CSS3 is popularized, the best solution for multi-column layout is to use the float--otherwise you use table.However, such use is indeed a misunderstanding and "misuse" of float, because float was designed to be used for- text wrapping effect . That is, a picture a paragraph of text, after the picture
Android must know-create NinePatch images,
This article provides notes for the free CSDN course NinePatch image production from entry to mastery. It is recommended that new users watch the video first, so that they can easily review the notes, friends with NinePatch basics can directly watch Part 4. -- [Reprinted, please specify the source]
I. Introduction to tools
This is a PNG image. In Android, NinePatch images are usually very small, because
This article mainly introduces jQuery's simple implementation of the gray text prompt text effect in the input text box. It involves jQuery's page element traversal and style dynamic operation skills and has some reference value, for more information about jQuery, see the following example. We will share this with you for your reference. The details are as follow
system is also using float to achieve, and before CSS3 is popularized, the best solution for multi-column layout is to use the float--otherwise you use table.However, such use is indeed a misunderstanding and "misuse" of float, because float was designed to be used for- text wrapping effect . That is, a picture a paragraph of text, after the picture float:left, the tex
Do you really know the margin? Do you know what the margin is? Do you know what a vertical margin merger is? What is the difference between a margin in a block element and an inline element? When should I use padding instead of margin? Do you know the negative margin? Do you know
Know internationalization is the world's first question and answer products, after a period of overseas market research, targeted countries in Egypt, Thailand and Vietnam. Research shows: In several countries Google search, there are 20%-30% of the demand for questions and answers, and this part of the demand satisfaction rate is only 60%-70%, and the local does not have a molded question and answer products. In summary, the decision in the above coun
Unlike most other computer languages, Java has built-in support for multithreaded programming (multithreaded programming).Multi-threaded programs contain two or two more concurrently running portions. Each of these parts of the program is called a thread, and each thread has a separate execution path. Therefore, multithreading is a special form of multitasking.You must know multitasking because it is actually supported by all modern operating systems.
We often see some websites that want to fill out a form for registration. One is that when the text box has a focus, the text box prompts to disappear. If we leave the text box, the western-style file prompts will come out, below I will introduce some common code.
Method 1: directly in input
The Code is as follows:
Copy code
Method
Today, the button adds text offset based on text alignment to make the text position more accurate;
1 Color background button --> 2 Style Name = "Btncolor1" > 3 ATT Name = "Bgmode" Value = "0" /> 4 ATT Name = "Bgcolor" Value = "Ffff0000" /> 5 ATT Name = "Bghovercolor" Value = "Ff00ff00" /> 6 ATT Name = "Tx
The example of this article is about the method of obtaining the content of text box by the DIV layer in the Input text page of JS implementation text box. Share to everyone for your reference. The implementation methods are as follows:
Copy Code code as follows:
The wants this article to help you with your JavaScript programming.
Do you really know about Telnet?
Created:Article attributes: originalArticle submission: iqst (papabang_at_qingdaonews.com)
Author: iqstFrom: http://ccbirds.yeah.netRetain above info to transport
Directory:
Summary2. Remote Logon3. Telnet protocolFour Win2000 Telnet Service5. What should I do in Telnet?Conclusion 6
Summary
The telnet application not only facilitates remote login, but also provides hackers with another intrusion method and backdoor. Ho
Programmers must know what blogs are.Netease Guangzhou Lai Yong (http://blog.csdn.net/lanphaday) This article was originally published in love butterfly blog (http://blog.csdn.net/lanphaday), welcome to reprint, but please be sure to keep the full text complete, not for commercial purposes.
OriginAlthough I have been writing a blog for more than two years, I have been recommended to the csdn homepage becaus
system is also using float to achieve, and before CSS3 is popularized, the best solution for multi-column layout is to use the float--otherwise you use table.However, such use is indeed a misunderstanding and "misuse" of float, because float was designed to be used for- text wrapping effect . That is, a picture a paragraph of text, after the picture float:left, the tex
Although CSS is not a very complex technology, but even if you are a use of CSS for many years, there will still be a lot of CSS usage/attribute/attribute values you have never used, even never heard of.The 1.CSS Color property is not available for text display onlyFor CSS color Properties, it is believed that all Web developers have used it. If you are not a particularly experienced programmer, I believe you may not
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