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How to shift a rotated element?
I have two elements, a parent element and a child element. the parent element rotates N degrees. then I want to move the positioning of the child element, which moves relative to the parent element. how do I calculate the offset value. Let it move re...
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How to add box-shadow-like shadows to the circle element of svg
the desired effect is as shown in the figure above
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title< title>
<!--<link href="style.css" r...
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Ask a website each file compression problem?
as stated in the title
as a front-end developer, I made a company website, and all the static pages were written (actually static pages). When the server is online, there are all kinds of problems:
1, the website font load is very slow, estimated...
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Please explain the principle.
Page Code: < div id= "main " >
<div id="index_b_hero">
<div class="title_img">< div>
< div>
< div > css Code: 1,-sharpmain {overflow: hidden; zoom: 1; position: relative; margin-bottom:100px;} 2,-...
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Slide the picture horizontally on the mobile end beyond the visual area and do not load (incomplete)
when the picture is scanned horizontally on the mobile end, the image is not loaded beyond the visual area (incomplete), and the touch can be loaded immediately. At first, I thought it was a lazy loading problem, but after removing it, there was still t...
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How do I use the styles in tinyMCE to highlight the submitted code?
use Flask to do the blog, add a tinyMCE text editor, in the editing interface, the code can be highlighted:
tinyMCE:
I want to still use the style provided by tinyMCE to render the submitted page, which ensures that the display is the same before a...
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Use React-resize-layout+hammer.js to resize the page area: panEnd failure
downloaded a React-resize-layout for layout, but found a problem during use:
pan panMovepanEnd...
...
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Baidu map hit A, create div, can you drag A to div?
load Baidu map, click A, create a div, on Baidu map and drag A point to the map?
I thought it was the layer problem, but I changed the layer, but it didn t work. Ladies and Gods, take a look.
![var pt = new BMap.Point(data [i ].longitude,data [i ...
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Ask for advice on the question of CSS3 filter, how to change the color of the picture?
the above picture is colored by default. How to specify a different color through the filter? I tried that it can only be overall gray, can I make it green, red, coffee, and other colors? Wait online, ask for advice, kneel down and thank Demo please ...
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How does HTML determine if the text is overflowing (that is, an ellipsis appears)?
as the title, I have also looked for this question on SO, but that question is too old, and the most liked answer is no longer valid. question is here .
to this question, many people s answer is to determine whether ScrollWidth is greater than Outer...
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Has anyone ever used the front-end framework touchui, to be too powerful?
as detailed in the title: at present, I want to be the mobile end of the company s official website, and I am ready to do it. I have planned the project as a whole and searched the popular front-end frameworks. There are many mui amaze.ui jquery mob...
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How does react use ant.design.mobile to adapt to the mobile phone?
< H2 > does using antd.mobile mean that you don t have to use flexible to adapt? < H2 >
< H2 > question: < H2 >
1 if you don t use flexible, it means that the component has adapted to css, but the content of the page also includes the content wri...
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How to use css and html to achieve serpentine data, just start to arrange from left to right, and then arrange the content from right to left.
problem description
there is a flowchart, which defaults from left to right, whether the line break beyond the div can be displayed from right to left, and then from left to right when it is exceeded.
the environmental background of the problems and...
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How to set url position and bg-size? for the CSS background property
MDN document: https: developer.mozilla.org.
looking at the document seems to mean writing three attributes directly
.a{
background: url("https: ... ...") center cover;
}
but the effect of actually writing it out is not right, ...
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Write a paragraph style in css for the front-end written test questions. When the middle content of center is too short, there will be no blank space under footer.
front-end written questions
<div>
<div class="header">< div>
<div class="center">< div>
<div class="footer">< div>
< div>
you can only use cs...
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How to realize the function of displaying the code of blog articles
I m going to assign a value to innerHTML, but I find it particularly troublesome. If there is too much code, I need to write a lot of code to the right of the equal sign
there is still a problem with line wrapping
is there a master who has do...
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After each redeployment of a single-page application, how does the page that you happen to be browsing update the cache?
this problem is mainly caused by the fact that after a single-page application index.html, file is packaged (css,js and so on will bring hash, so this is no problem), but the single-page application visits only one html and does not close the html file w...
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On the question of css selection, how to write css without js can make two div with similar names set different backgrounds
I want to set the courseBefore under the first class name agile_gallery_grid1 to a background
I want to set the courseBefore under the second class name agile_gallery_grid1 to another background
use
.agile_gallery_grid1.courseBefore:nth-child(1)
...
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[the more CSS learns, the more we go back] contains the problem of block height?
css2.2 document stipulates:
for elements whose position is static or relative , containing block is content box of the most recent ancestor element block container box (except margin , border , padding );
can be obtained: the contain...
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How to realize organizational structure with vue
< H1 > how to implement the organizational structure, all modules can be added and deleted, parents and children can be added, are there any related components? < H1 >
...
