I. Purpose and preparation
Use gns3 and VMWare to simulate the real environment and use prtg to monitor the status of Cisco Routers
Preparations: gns3 simulation routing software and VMWare virtual software, prtg.
Ii. Experiment steps
1) Build the following topology Environment
650) This. width = 650; "Title =" wps23f6. TMP "style =" border-top: 0px; border-Right: 0px; Background-image: none; border-bottom:
Make CSS layout more intuitive: box-sizing and css layout box-sizing
Make CSS layout more intuitive: box-sizing
If you have written CSS or you have been familiar with CSS, I believe you are no stranger to the box model. One of the most confusing aspects of CSS is the calculation of the height and width in its box model. Let alone those beginners who have been wri
Use Bootstrap v3.3.4 to pay attention to the details of box-sizing and v3.3.4box-sizingI. bootstrap Style
In Bootstrap v3.3.4, there is the following reset style:
* { -webkit-box-sizing: border-box; -moz-box-sizing: border-box; box-sizing: border-box;}*:before,*:after { -webkit-box-
Box-sizing, css3box-sizing in css3
1. Read throughW3cschoolOn: CSS3 box-sizing attribute _ w3cschool.
2. I don't have a deep understanding of the introduction. I am a person who can just forget it after reading it. Out of self-confidence, I still honestly take the example offline for a look:
View Code
Use firebug of Firefox to check the layout and change the box-
Box-sizing attribute application, box-sizing Application
1. box-sizing attribute function
Official documentation: http://www.w3school.com.cn/cssref/pr_box-sizing.asp
The box-sizing attribute allows you to define specific elements that match a region in a specific way.
In general: defines the size of the box model.
The
Use css layout box-sizing and css layout box-sizing
Div {
Box-sizing: border-box;
Width: 200px;
Padding: 20px;
Border: 1px solid red;
}
This section of css indicates that the div width is 200px, the border is 1px, the left and right margin is 20px, and the time content width is adaptive, Which is 200-2-20*2 = 158px;
If the value of box-
Css3 Box model and Box-sizing, css3box-sizing
1. Box Model)
The Box Model in CSS is divided into two types: W3C standard Model and IE traditional Model. Their similarities are the calculation relationship of the width, height, padding, border, margin, and actual size of the elements. The difference between them is that the calculation methods of the two are inconsistent.
1) W3C standard Box Model:
/* Outer
Css3 box-sizing ., Detailed description of css3box-sizing
People gradually realized that the traditional box model is not direct, so they added a newbox-sizing.
box-sizing: Box Size, box model.
We often encounter that the width of the left and right modules is 50%, and adding a border will fall down. Adding this style
Css3 box-sizing properties, css3box-sizingDefinition and usage
The box-sizing attribute allows you to define specific elements that match a region in a specific way.
For example, if you want to place two boxes with borders side by side, you can set box-sizing to "border-box ". This allows the browser to display a box with a specified width and height, and put the
Css3: box Model and box-sizing attributes, css3box-sizing
Each element in the document is depicted as a rectangular box. The purpose of the rendering engine is to determine the size and attributes, such as the color, background, and border of the rendering engine, and the location of these boxes. In CSS, these rectangular boxes are described using the standard box model. This modelSpace occupied by an eleme
The Box-sizing property makes CSS layouts easier and more intuitive. But why is it effective and loved, let's first look at its history.Box model HistorySince the advent of CSS, the box model has done so by default:width + padding + border = The element is rendered/actually visibleHeight + padding + border = The element is rendered/actually visibleThis may be a violation of intuition, because once you add padding or border to the element, the height/w
Ueditor component is a set of open source Web online WYSIWYG editor, which has the features of lightweight, customizable, user experience and so on, and is very powerful based on the MIT Protocol. Recently in the use of the process found in the upload of pictures (or insert an existing expression package pictures) can not be normal scaling, select the picture, with the mouse click and drag the picture edge of the small label, the picture can only be reduced can not enlarge. Tried many methods ha
this article reprinted to http://www.cocoachina.com/ios/20140922/9717.htmliOS Development dynamic Typeself SizingIn iOS 8, Apple introduced a new feature of UITableView--self Sizing Cells, which is a very useful new feature in the new SDK for many developers. Before iOS 8, if you wanted to show variable-height dynamic content in a table view, you would need to calculate the row height manually, and the self Sizing
The box-sizing style of Bootstrap 3 causes the image of the UEditor control to fail to scale properly,
The UEditor component is a set of open-source, WYSIWYG web text editors provided by Baidu. It is lightweight, customizable, and focuses on user experience. It is powerful Based on the MIT protocol. During recent usage, we found that the uploaded images (or inserted images in an existing table package) cannot be scaled normally. Select the image and c
The Box-sizing property allows you to define specific elements that match a range in a particular way. Box-sizing is one of CSS3 's box attributes. When it comes to CSS, box model I think a lot of people will be more annoying, especially for beginners, but this box model is our CSS in the use of a more important attribute. So what does CSS3 's box-sizing have to
When creating the AVD simulator, if the skin option is selected as "No Skin"The Open emulator interface is very large, the laptop screen is full, and the console is not displayed:If you select Skin as: skin with dynamic hardware controls, the emulator will appear in the console, but the emulator still looks greatIn the remaining options: "HVGA" display is the most moderate, "QVGA", "WQVGA400", "WQVGA432" display are small; "WVGA800","WVGA854 " display is too largeEclipse creates AVD simulator
Two variables of the date type can be compared by the CompareTo method. The description of this method is this: if the parameter date equals this date, the value 0 is returned, and if this date precedes the date parameter, a value less than 0 is returned, and if this date is after the date parameter, a value greater than 0 is returned.The actual comparison is the number of milliseconds since January 1, 1970 00:00:00 GMT. The greater the number of milliseconds the greater the time.String DateStr1
, given a reasonable size.There is still a problem when resizing an array. The new copy of the array reference element may be assigned by the JVM in a location that is not in the same block memory as the other field references in the collection class, which may cause a CPU cache miss (in general, the object and its fields need to be accessed concurrently. The memory location where the object and its fields are placed in the same location as possible will increase the CPU memory hit ratio, and th
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2, check the consistency of the file system
Copy Code code as follows:
#fsck-n/dev/
3, if enough is the ext3 system, but also to remove the log
Copy Code code as follows:
#tune2fs-o^has_journal/dev/
Note: The EXT3 system is unable to mount after the log is removed, using
#tune2fs-j/dev/rebuild the log.
4, adjust file system size
Copy Code code as follows:
#resize_reiserfs-S1000M/DEV/HDA7
After resizing the
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