conclusion. Besides, I often wander on foreign technical websites and Stack Overflow. I have never encountered any exceptions! Just don't worry, for the sake of security, so with the check of the situation in mind continue to use JS Code to detect the width of the device.
JavaScript code requires only two sentences:
Alert (window. innerWidth );
Alert (window. devicePixelRatio );
The second sentence is the pixel ratio of the device.
I borrowed the iPhone
Xcode6 to open an old project, the new class coordinate system will be the same as the previous one.
What are the changes in Xcode6?
1. Some options are missing when creating a project, such as the commonly used Empty project:
2. In order to better adapt to the screen size, The Size Option is added in the xib settings:
3. If there is no pch file in the project and you need to create it yourself, how can you compile Xcode yourself before creating it? Set in Build Settings:
4. An xib file
For compatibility between iPhone 6 and iPhone 6 plus
Every product launched by Apple will attract the attention of IOS programmers! Should I adapt again? Should I learn new things again? All kinds of worries are on your mind.
Next, let me talk about my understanding of iPhone
About how to enlarge the app status bar under iPhone 6/6 plus, iPhone 66plusAbout how to enlarge the content of the app status bar under iPhone 6/6 plus
Recently, we found that the com
IPhone 6 Resolution and adaptation, iPhone 6 Resolution adaptation
Resolution and pixels
Verified by the new xcode6 simulator (the resolution is pt and the pixel is real pixel ):
1. iPhone 5 resolution 320x568, pixel 640x1136, @ 2x
2.
Iphone6plus screen Flashing Gray Bar This situation is believed that a lot of users have this problem, do not know how to solve, so let the small series for everyone to talk about the solution bar, want to know a look at it.
Apple 6plus screen flashing ash bar solution
IPhone6 this generation of products to the user caused a lot of trouble, at first when new equipment on the market, bending door so many users have to pay attention to equipment, and then a small number of iphone6p
step.The resolution displayed on the device screen may be lower than that shown in the previous step.Before the image can be displayed, it must be downsampled (resized) to lower pixel resolution.To display the previous image, you must re-sample (resize) at a lower pixel resolution ).Physical DevicePhysical Device
Finally, computed pixels are displayed on the physical screen.Finally, the calculated pixels a
Every product launched by Apple will attract the attention of IOS programmers! Should I adapt again? Should I learn new things again? All kinds of worries are on your mind.
Next, let me talk about my understanding of iPhone 6 and iPhone 6 plus adaptation:
1. First of all, we need to understand that although the resol
X. Then comes a new white line, happily sitting on the bottom of the touchpad, which replaces the original home button. This also evokes the nostalgia for physical home keys. For consumers, this means that Apple has created a beautiful miracle in hardware and software that can be scheduled for support during the scheduled period. What does this mean for many developers what I should do? Thankfully, the answer is quite simple ... Read the original
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iO
Example.png.The picture is the same as the screen, also has 1x mode, 2x mode. In the iphone 6 Plus, there is also 3x mode, the principle is the same.When iphone 4 selects the [email protected] image, it will generate a picture with a size of 40 dots and 2x mode. This time, the picture will look very clear. And there i
mode will prefer [email protected], if [email protected] does not exist, select Example.png.The picture is the same as the screen, also has 1x mode, 2x mode. In the iphone 6 Plus, there is also 3x mode, the principle is the same.When iphone 4 selects the [email protected] image, it will generate a picture with a size
regular sets, one set of @ 2x) You can view the values in Scale.
To put it simply: iPhone4, iPhone5, and iPhone6 have the same ppi, and the default image priority is @ 2x. The pixel density of iPhone 6 Plus is higher. The default image priority is @ 3x.
In addition, the iPhone
Question about how to enlarge the app status bar under iPhone 6/6 plusAbout how to enlarge the content of the app status bar under iPhone 6/6 plus
Recently, we found that the company's applications areIPhone 6AndIPhone6PlusWhen r
barrier for developing excellent mobile applications. Now we need to consider how to make full use of the advantages of html5. Next, let's take a look at the new features developed by html5.
IPhone 5:
New screen sizeNew SimulatorWhat you need to doProblemNew Features of iOS 6:
File Upload, access with a media capture camera, and file APINetwork Audio APISmart Application banners integrated with local appli
Use a vector graph (UI for iPhone 6) in xcode6 and xcode6iphone6
Ios applications are image-dominated products. When developing an application, you need icons of various sizes. You need to create a @ 1x size and a @ 2x size for each image file. In this way, your application looks beautiful enough. However, you must gen
Apple started to encourage developers to use Adaptive Layout since ios6 was added to auto layout, but so far, I feel that most developers have been avoiding this problem, whether it is caused by historical reasons or not, at least they stick to the old tradition of fixed layout in their hearts.
With the advent of iPhone 6 and iPhone
ArticleDirectory
1. Add retina 4 launch image, and you will be prompted when running the project.
2. Group Table view background color is deprecated in IOS 6.0
3. About multiple targets
4. xcode4.5 no longer supports armv6, that is, systems below ios4.3.3.
5. Provide a piece of code to judge the iPhone
6. Questions about XIB adaptive
7.
x 1334, between them Relationship 1:2 relationship. That is, a coordinate corresponds to 2 pixels. iphone 6 plus machine with Retina screen, coordinates 414, 736, screen pixels x 192 0, the relationship between them 1:2.6 relations. That is, a coordinate corresponds to 2.6 pixels. adaptation methods:
after the IPhone 4s , different models, s
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