The difference between the Px+em+pt+rpx+rem
1.PX: (Pixel) unit name pixel, relative length unit, is relative to the screen resolution of the Monitor. Domestic use of more.
2.em: The unit name is relative length unit, relative to the font size of the text within the current object. If the font size of the current text in the row is not set, it is relative to the browser's default font size. More used abroad.
3.
convert based on the change in screen density. Look at the meaning of other units px: represents the actual pixel of the screen. For example, the 320*480 screen has 320 pixels in the landscape and 480 pixels in the portrait. In: represents inches, which is the physical size of the screen. Equal to 2.54 centimeters per inch. For example, describe the size of a mobile phone screen, often said, 3.2 (English), 3.5 (English), 4 (English) inch refers to this unit. These dimensions are the diagonal l
Static Routing configuration (PT simulator) Continue with configuration dialog? [Yes/no]: no Press RETURN to get started! Router> en Router> enable = enter the privileged mode Router # confRouter # configure Router # configure terminal ================== ======= Enter global mode Enter configuration commands, one per line. end with CNTL/Z. router (config) # hRouter (config) # hostname R1 =========================== configure the host name R1 (config)
Difference between dip, dp, sp, pt and px in Android, androiddip
Dip: device independent pixels (device independent pixel ). different devices have different display effects, which are related to the hardware of the device. We recommend that you use this function to support WVGA, HVGA, and QVGA without pixels.Dp: dip is the samePx: pixels (pixels). Different devices have the same display effect. Generally, we use HVGA to represent 320x480 pixels, whi
AndroidDimension units defined in:
Px (pixels, pixels): corresponds to the actual pixels on the screen.
In (inches, inches): The physical length unit of the screen.
Mm (millimeters, mm): physical length unit of the screen.
Pt (points, lbs): physical length unit of the screen, 1/72 inch.
DP (density-independent pixels): the unit of logical length. On a 160 DPI screen, 1dp = 1px = 1/160 inch. As the density changes, the number of corresponding pixe
650) this.width=650; "src=" Http://s3.51cto.com/wyfs02/M01/58/CE/wKioL1S9trLC5IWEAADUZay3DtU247.jpg "title=" Capture.png "alt=" Wkiol1s9trlc5iweaaduzay3dtu247.jpg "/>Configuration EssentialsR2In e0/0IPV NATIn E0/1IPV NATIPv6 nat V4v6 Source 192.168.10.2 1001::1IPv6 nat V6v4 Source 1000::1 192.168.10.100ipv6 nat Prefix 1001::/96------This is to add the IPv6 prefix (96 + 32 = 128) for the IPv4 address to be converted, but think it is a recognition to convert the network segmentIt is important to n
Pt px em rem, ptpxPx
In the initial production of the Web page, we used "px" to set our text, because it is relatively stable and accurate. However, this method has a problem. When a user browses the Web page we created in the browser, the font size of the browser is changed, and the layout of the Web page is broken. This is a big problem for users who care about their website availability. Therefore, we propose to use "em" to define the web page fon
The screen coordinate is taken as the origin coordinate, and the positive direction of the coordinate axis is right and down.Px is the unit of screen pixels.Pt is in the unit of 1/72 inch.Therefore, the conversion logic is as follows:1. Create a static element with a length of 1 inch2. Test the number of pixels in length.3. If the above test result is a, then y = x * a/72 y is the pixel value converted from x (pt.4. If the above test result is a, then
I have just been familiar with the basic configurations of the VLAN division experiment of the switch VLAN division configuration (PT simulator). I am not familiar with this knowledge for too long. Please forgive me for any errors, this configuration is for you to learn about the Cisco simulator configuration case. Www.2cto.com Switch> enSwitch> enable Switch # confSwitch # configure Switch # configure terminal Enter configuration commands, one per li
(120/160/240)In Android, 1pt is roughly equal to 2.22SP. above for reference, if the UI can provide the best design in SP, and if there is no concept of SP in the design, the developer can also take approximate values by appropriate conversion. Android supports all of the following units.PX (pixels): The point on the screen.In (inches): unit of length.MM (mm): unit of length.PT (lb): 1/72 inches.DP (density-independent pixels): An abstract unit based on screen density. 1DP = 1px on a monitor 16
PX: is the pixel of the screen in: inches MM: millimeter PT: LB, 1/72 inch DP: A density-based abstract unit, 1dp = 1px dip: equivalent to dp SP: it is similar to DP, but it also scales according to the user's font size preference. SP is recommended as the unit of text, and dip is recommended for others
The following is an overview of the relationship between DIP and PX:Qvga screen density = 120; qvga (240*320)
Hvga screen de
explicit threshold, such as, you can use either "threads_connected:110" or "threads_connected=110".The purpose of this option was to prevent the tool from adding too much load to the server. If the Data-copy queries isIntrusive, or if they cause lock waits, then other queries on the server would tend to block and queue. This would typicallyCause threads_running to increase, and the tool can detect this by running SHOW GLOBAL STATUS immediately after each query Finishes.If you specify a threshol
Dip: Device Independent pixels (device independent pixel ). different devices have different display effects, which are related to the hardware of the device. We recommend that you use this function to support WVGA, hvga, and qvga without pixels.
Px: pixels (pixels). Different devices have the same display effect. Generally, we use hvga to represent 320x480 pixels, which is usually used.
PT: point, a standard unit of length, 1pt = 1/72 inch, used
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