I have translated and summarized it based on the technical documents of the iPhone Dev center.
Reprinted please indicate the source: http://blog.csdn.net/zhyzh2046/
The iPhone OS consists of two parts: the operating system and the technology that can run native programs on the iPhone and iPod Touch devices. Because the iPhone
1. First, we need to give the iphone a lock-screen password, preferably 6 or more, to ensure that the iphone even if it is lost, no one can easily see our data.
2. Access to the Settings-control center, the control center is set to lock the screen can not be accessed. When the IPhone is lost, no one else can do anything through the control center.
Proposal one: Carry on icloud backup, make sure the new machine use data complete!
First, in order to avoid having a new computer after the software related data loss, we must do a good job of icloud backup. You can set up a backup project in your ICloud account, because the average user only 5GB capacity, if all the data into the ICloud, there is not enough space. So you have to choose which software needs to be backed up.
Method: Set up--icloud--storage and backup--manage storage
Believe it or not! The screen width of iPhone 6 is not necessarily 375px, while that of iPhone 6 Plus is not necessarily 414px,
You may not believe this question. The reason for this problem is that the Chrome simulator and iPhone 6 real machine preview effects are inconsistent in several projects.
Why is the simulated mobile phone page in Chrome Emulation diffe
IPhone X adaptation (full) and iphone adaptationBackground
The iPhone X bangs machine was released in September 13, bringing a wave of climax to the Science and Technology gala. As a developer, how can I adapt to iPhone X? Will the head of our App also grow? Will the Tabbar be rounded? Let's take a look at the performa
1. Delete old photos
Deleting unnecessary files is one of the main ways to speed up your phone. If you have hundreds of photos stored in your iphone, you can back them up to a computer or icloud, and then remove them from the machine.
2. Deletion of space-intensive applications
The more bloated your iphone is, the slower it will run. You can view the space occupancy of each app
.
Method 2If you do not have an iPhone device, you can extract the library files from the sdk files using the following methods.
1. Download The HFSExplorer tool here. (Used in windows)
2. Use HFSExplorer to open the SDK file (. dmg file) and decompress the iPhoneSDKHeadersAndLibs. pkg file in the Packages directory to a directory. Then copy it to linux. For example, copy it to/tmp.
3. Execute the following command to pressurize the data packet:
$ Cd/
Compatible with iPhone 6 and iPhone 6 plusApple released two new iPhone products yesterday, iPhone 6 and iPhone 6 plus. Developers and designers have to work for a while.First, compare all iPhone devices on the market, and then an
, picky users will only buy "flawless" mobile phones, from the early years of Nokia and Moto war can be seen.Nokia was impeccable in any aspect at the time (N series was the most distinctive), while Moto mobile phones were always somewhatThe location is particularly strong (the blade series is thin, the Zn5 camera is good, Z8 music, etc.), but every one has a hard injury, and the result is terrible. "There is a tough Android mobile phone, "until G7 desire, Motorola Droid (Milestone) and Nexus On
instancesRespondToSelector: @ selector (currentMode)]) {return CGSizeEqualToSize (CGSizeMake (640,113 6), [UIScreen mainScreen] currentMode]. size) ;}else {return NO ;}# pragma-mark-determine the short version of the mobile phone model // # import "sys/utsname. h "-(NSString *) getDeviceModel {struct utsname u; uname ( u); NSString * modelVersion = [NSString stringWithFormat: @" % s ", u. machine]; return modelVersion ;}# pragma-mark-determine the mo
Apple released the latest iOS 7 System in WWDC 2013 this year, supported iOS 7 models include iPhone 4, iPhone 4 S, iPhone 5, iPod touch 16 GB/32 GB/64 GB, iPad 2, iPad 3, iPad 4, and iPad mini. However, not all supported models can use all functions of iOS 7. For example, iPhone
relationships cannot be achieved, and the adjustment method of apps with relatively fixed UI is basically enough;
Adaptation method 3: Use autolayout and sizeclass to comprehensively adjust the parent-child relationship and sibling relationship of the UI Visual Unit, and the adjustment accuracy is higher: not only can we determine the basis for changing the position and size of a view, but we can also set different priorities for the basis, which conditions are met first and then what conditio
First, take photos at the video
Some people may use the IPhone for video recording, but at the same time to see a beautiful woman through, want to take photos as a souvenir, do not need to dial back to the photo section, you can use the recording of the video function. This feature, a number of portable camcorders pioneered the use of the Android part of the flagship mobile phone has this function. In fact, the
iphone frees up storage space method:
Find out who's taking up storage space
Before we can delete the stored information at random, we need to find out which application occupies the most space. Click "Settings"-> "General"-> "storage and icloud use" and select Manage storage under Storage options.
The page displays the amount of storage that has been consumed, the available storage capacity, and the storage capacity used by each section.
Deleting
The approximate method is: After the iphone link to itunes, open itunes, click on the left "device" column of "Who's iphone," in the left side of the iphone small icon click on the right mouse button, the pop-up menu to choose "Backup" to start the iphone backup, The time of backup is proportional to the number and siz
Label: SP Div on BS design program UIFirst, compare all iPhone devices on the market, and then analyze how to adapt to new devices, iPhone 4, iPhone 4S resolution 960*640 Aspect Ratio 1.5IPhone 5, iPhone 5S resolution 1136*640 Aspect Ratio 1.775IPhone 6 Resolution 1334*750 Aspect Ratio 1.778The
Download 25 exquisite IPHONE 6 and apple watch prototypes !, IPhone Apple
Since the launch of iPhone 6 and Apple Watch, many designers have begun to create prototype materials. Thanks to the fact that many of these works have been selflessly shared on the Internet, not only for personal use, it can also be commercialized. Today, we have collected 25 exquisite an
it profile a iPhone application, and how to interpret the results.The first thing to do is to get a debug version of the app to download to your phone.The very first thing you "re going to need to do it get a debug version of the your app onto your phone. If you are ' re to the point of wanting to use Shark, I ' m going to assume you already know how to does this. To make the recording and an analysis a little quicker, we ' re going to target your sp
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