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I have a simple idea to extend my phone screen to other displays.
1. The mobile phone connects a monitor via a data cable. One app in the phone can expand the phone screen to an extern
) method to open the service in places such as activity.2, we want users to be able to drag the small icon at any time in the interface, small icon position variable, when clicking on small icons, large icons appear and, click on the button, as well as the periphery of the icon, large icons to remove, rebuild small icons.3, the image is saved as MP4 format, the path for the mobile phone sdcard movies file d
This article to share is about how to use CSS and JS Mobile to judge the status of the phone screen, the content is very good, the need for friends can refer to, hope can help everyone.
To disable the user auto-scaling feature:
There are two ways to judge the state of the screen: CSS judgment, JS judgment
(a), CSS ju
will be a problem with Android device size difference is very large light mainstream has a width of 320 480 720 1080 a variety of dimensions and the above label can only support one size, Of course some browsers will automatically zoom to adapt to the screen, but this is not a unified standard, the correct way is to use JS dynamic generation of this tag , of course, you should first get the screen size.For
; // screen density (0.75/1.0/1.5) int densitydpi = metric.densitydpi; // screen density dpi (120/160/240) However, it should be noted that on a low-density small-screen mobile phone, only the above code is not able to get the correct size. For example, a 240x32
0 reply content: document.doc umentElement. clientWidth;
Document.doc umentElement. clientHeight;
This results in the visible width and height of the device pixel. For example, when the viewport is set to 1 in iPhone 4s, the value is 320*416 (mobile phone 480-status bar 64), and the value in iPhone 5 is 320*504.
I am engaged in html5 web development on the mobile
Android system transplantation and debugging -------) how to modify the NFC module of the Android mobile phone so that NFC can be used in the black screen
We all know that, without modifying the source code, NFC can only be used after unlocking. However, NFC cannot be used in two statuses: screen lock and black
Android obtains the screen width and height, Status Bar Height, and string width and height of a mobile phone.
Android obtains the screen width and height, Status Bar Height, and string width and height of a mobile phone.
This art
distance, about 10 meters, the computer system will automatically lock the screen, log out to the account password interface.
If you need to unbind the current binding, select Unbind at the same time as the computer and mobile client.
Beta version: 1.1.01.58
Note:
1, currently only support the Android phone.
2, the highest support of A
This tutorial describes how to create a mobile phone. Before making a mobile phone, you need to find a real mobile phone image for reference, learn about the structure of the mobile
Solution to blue screen and restart after Win8.1 system connects to the mobile phone hotspot
When we do not have a network, we can share our phone hotspots. Some users share their phone wifi hotspots with their computers so that they can access the Internet anytime, anywher
I am using the Samsung i9220 android system 2.3.5The precondition for this information leakage is that the mobile phone has enabled the screen unlocking setting function and is bound to a google account or password protection.By default, you need to enter the unlock password or pattern after the mobile
Tips for the Yunqi community:The following two methods may cause the loss of personal data, address book, and application on the mobile phone. Please back up your phone. However, if you forget your password, you cannot back up your phone, so I recommend the first method. If the first method fails, try the second method
Specific steps
1. We in the millet mobile phone buckle "set--personal--display--automatic rotation screen" as shown in the following figure.
2. If it is not up we can enter the interface of the phone, this is the string of symbols *#* #64663 #*#*, I entered a long series of menus after the
do mobile phone page The most headache is the conversion of physical resolution and logical resolution, when the design diagram, the figure is basically in accordance with the physical resolution of the design, generally used for 640(iphone5/5s), iphone6/6s, while Google and other browsers using small mobile phone mod
, probably can store 2,621,440 Chinese characters, if it is an English letter or a number can store 5,242,880, this size completely Enough.The third type: WebsqlLook at the name to know, Websql is a web-side database, ie9~ie9+, Chrome, Firefox, Opera, Safari. The difference between Websql and Localstorage is that websql can build multiple tables, each of which equates to a localstorage, and it is clear that the size of the stored data is far greater than localstorage, but the complexity is much
be problems Android equipment size difference is very large light mainstream has a width of 320 480 720 1080 and other sizes and above labels can only support a size, Of course some browsers will automatically scale to adapt to the screen, but this is not a unified standard, the correct way is to use JS dynamic generation of this tag, of course, should first get screen size.[JavaScript] View Plain copy pri
;position:absolute;z-index:10000;top:50%;left:15%;margin-top: -20px; Font-size:18px;color: #fff; font-weight:bolder;text-align:center;}}Other reference solutions:When the user rotates the screen, it goes into your listening method and then window.orientation to get the status of the current screen:0-Vertical screen90-Rotate the horizontal screen counterclockwise-
introduce how to implement full screen applications. In addition, it is worth noting that our full screen application cannot overwrite the top status bar of the mobile phone.
We use our Ubuntu SDK to create a basic application (QML App with Simple UI ).
The content of Main. qml is as follows:
Import QtQuick 2.0Import
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