Background Background PropertiesWe know that the element has a foreground color, which corresponds to the background colour, and by background we can add a solid color (background-color) and any number of background images (
In CSS, there are several background properties
Properties
Description
CSS
Background
Set all the background properties in a declaration.
1
Background-attachment
Sets whether the background image is fixed or scr
When building a high-performance, scalable WEB application, you can use a background task to decompose some time-consuming operations from the processing of HTTP requests into a background process to execute asynchronously. Most WEB requests should be done in 500ms, and if you find that your app has more than one request that can take up to two seconds to complete, then you should consider using a
1. Review the background properties that you have previously learned
1.1 Background-color1.2 Background-image1.3 Background-repeat1.4 Background-position1.5 background-attchment1.6 Background
9.css background, css background image adaptive
This section also describes the expansion of the box model, and I personally like to think of the box model as a picture. The element size adjustment is the canvas size adjustment, and the border setting is the frame mosaic. However, it is not enough for an artist to present the painting to an art museum (web page), just as the
ViBe algorithm: vibe-a powerful technique for background detection and subtraction in video sequencesJudge Net: http://www2.ulg.ac.be/telecom/research/vibe/Describe:Vibe is a pixel-level video background modeling or foreground detection algorithm, the effect is better than several well-known algorithms, the hardware memory footprint is also low.Code:The algorithm executes the efficiency test program, the Wi
Css3 background gradient code, css3 background gradientFrom top to bottom # grad {Background:-webkit-linear-gradient (red, blue );Background:-o-linear-gradient (red, blue );Background:-moz-linear-gradient (red, blue );Background:
The Background property is an abbreviation for all background properties:The following are the background properties:Background-color: Background colorYou can use the color name (red/green/blue) to setYou can also use Hex (#fff/#000/#bcbcbc)RGB (X,X,X) x values can also be used (0~255)
The background attribute "Background" of CSS provides many attribute values, such as color, image, and positioning, which greatly facilitates the definition of background images on webpages. Check the attribute values provided by background:
Background:
CSS settings text background color code you know what? Here is a detailed CSS implementation of the background color of a complete example, so that you can more easily understand the meaning of these properties is what it is, now let's look at it together
First, let's take a look at this code:
Background-color: Property sets the
What are the relevant properties of the CSS background? The following article for you to bring about the CSS background properties of the introduction, there is a certain reference value, there is a need for friends to refer to, I hope you have some help.
1, CSS background properties for the content set background colo
Background-attachment attribute, background attribute
The premise is that the background-image attribute is defined, and then the background-attachment is used to indicate whether the position of the background image is fixed in the viewport or moving along with the containe
ViBe algorithm: vibe-a powerful technique for background detection and subtraction in video sequences
Judge Net: http://www2.ulg.ac.be/telecom/research/vibe/
Describe:
Vibe is a pixel-level video background modeling or foreground detection algorithm, the effect is better than several well-known algorithms, the hardware memory footprint is also low.
Code:
The algorithm executes the efficiency test program,
CSS (4): Background + deformation, css background Deformation
Background-origin
Set the original start position of the element background image. Make sure that the background is background-repeat and no-repeat.This attribute ta
Webkit text and background Effects, webkit text background
-Webkit-background-clip: padding-box | border-box | content-box | text: Specifies the area where the background image of the object is cropped outward. The corresponding script feature is backgroundClip.
Padding-box
Crop the
FG, BG, Jobs, , Nohup, CTRL + Z, CTRL + C commandFirst, At the end of a command, you can put this command in the background to execute, asWatch -n-sh test.sh #每10s在后台执行一次test. Sh scriptTwo, CTRL + ZYou can place a command that is being executed in the foreground in the background and be in a paused state.Third, JobsSee how many commands are currently running in the backgroundThe JOBS-L option shows the
Here for you to use PS to a white background jpg image of a key-pull method, this method is only applicable to white background pictures.
Using this method, you can easily and efficiently put some of the jpg material into the PNG format, such as the online download of hairpin jpg pictures, flowers jpg pictures and earrings jpg images.
This method does not fit the picture of transparent liquids.
Tools/raw
the target has a different definition. One approach is to detect significant targets in the scene, such as expressing the significant probability of each pixel in the scene with some features, and then finding a significant target. Another way is to detect moving objects in the scene. Classical target detection method
1. Background Difference methodWhen detecting moving target, if the background is still,
FG, BG, Jobs, , Nohup, CTRL + Z, CTRL + C commandFirst, At the end of a command, you can put this command in the background to execute, asWatch -n-sh test.sh #每10s在后台执行一次test. Sh scriptTwo, CTRL + ZYou can place a command that is being executed in the foreground in the background and be in a paused state.Third, JobsSee how many commands are currently running in the backgroundThe JOBS-L option shows the
To the U.S. Mito software users to detailed analysis to share the background of the tutorial.
Tutorial Sharing:
1. First run the "Beauty Mito" software to open the photo.
2. Click the "Pull up" tool, select "Pull map to change the background" function.
3. In the "pull the picture to change the background" edit box select "Free to Dig", you c
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