iphone 7 vs iphone x

1. if our Apple 4s does not find our Bluetooth headset, we can try to set the Bluetooth function in the Apple mobile phone or test the related switch of the Bluetooth headset, then try to search for a Bluetooth device.2. another possibility is that the Bluetooth headset uses a battery, so that if your Bluetooth headset has been useless for a long time, it will automatically shut down, so that it becomes a power saving effect, if this problem occurs when you connect a Bluetooth headset to your

Use Shark to tune your iphone app for performance (using Shark to performance Tune Your iphone app)The beautiful Life of the Sun Vulcan (http://blog.csdn.net/opengl_es)This article follows "Attribution-non-commercial use-consistent" authoring public agreementReprint Please keep this sentence: Sun Vulcan's Beautiful Life-this blog focuses on Agile development and mobile and IoT device research: IOS, Android,

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

IPhone Add/Delete contact group 1. Add addressbook. Framework 2. Add a Contact Group View code -( Void ) Addgroup { // Create Group Abaddressbookref AB = Abaddressbookcreate (); cferrorref error; abrecordref Group = Abgroupcreate (); abrecordsetvalue (group, kabgroupnameproperty, @" New Group " , Error); abaddressbookaddrecord (AB, group, Error); abaddressbooksave (AB, Error ); // Create new person and save to this group Abrecordref

IPhone development overview, iphone development overview ### IPhone development overviewSandbox Mechanism) Sandbox in iOS is a security system that specifies that an application can only read files in a folder created for the application and cannot access content from other places. all non-code files are stored in this place, such as slice, sound, attribute li

Author: Sun Dongfeng (source) In my previous article "manually write the BSD Socket engine of iPhone wap browser", the tags on the wml page have been successfully parsed, if you are careful, you may see Chinese characters in the tag display as garbled, this is because the default Chinese encoding format on the iPhone is UTF-8, And the request through BSD Socket is ASCII code, so you need to convert to UTF-8

IPhone 5 IOS8.1.1 jailbreak without service perfect solution, iPhone 5ios8.1.1 1. IOS for iPhone 5 with mobile disability, which is a perfect BRICK: no phone calls, text messages, or surfing the Internet.2. No service is available after the jailbreak.3. Enter cydia, enter Quicksim official source http://quicksim.net/cydia, install patch Quicksim iOS7 5S/5C/5 mob

Iphone-like dynamic Firefly lock screen application source code, iphone lock screen The source code is the source code of the iphone-like dynamic Firefly lock application. The source code is SkyLock. This is also recently a lock screen, which suffers from a wide variety of blocking and lock applications on the market, so it is open-source; I hope you will be abl

The first step is to use the iPhone 6 plus gesture to take a screenshot. We must first open the "keep Ive Touch" operation method and go to the "general" option in the "Settings" application of the iPhone 6 plus gesture screenshot.Then, after the "general" feature is enabled, we can find the "auxiliary function" and click open it.Then, on the

Preparation Tools We need a mobile data recovery software, this can be used like the Shield smart phone data recovery software, it can restore like the IPhone, IPad, itouch platform SMS, Contacts, phone records, QQ chat records, micro-mail removal of data recovery software tools, very powerful, The free beta version is now in use. iphone Address Book removal recovery diagram The first step: Baidu Search

There are many ways to solve the iphone screen failure: 1, the lock screen state long press the home key to enable voice control, and then said "play Music", Play songs touch function recovery. 2, waiting for the phone does not power automatic shutdown, and then recharge the boot can resume touch screen operation. 3, IPhone 5s connection itunes, upgrade the latest version of the iOS system after the touc

the records to be erased. This is just a micro-letter example, for other Third-party software, but also in the same way, using the software itself to clean up some useless cached data. 　APP Turning on the set-> universal-> usage, it is easy to see who occupies most of the storage space in iOS 7, which shows which items occupy the storage space and what the most space-consuming items are. Click on the button on the right of the

running iOS 7 in 4S, some freezing occurs, especially when many special effects are not smooth. In iOS 8, the frame dropping of animation effects is even more severe, for example, opening a new tag in Safari or even clicking and sending a text message will make you cry.In more serious cases, the slow effect slows down the entire machine and the input response slows down.Similarly, if you have iPad 2 in your hand, we strongly recommend that you ignore

IPhone applicationsProject composition case implementation is the content to be introduced in this article, mainly to understand and learn how a project is made up. First, let's look at the details. DevelopmentIPhone applicationsFirst, it is not the source code, but the project file and directory. Let's take a look at its composition. IPhone application directory structure The

Find My iphone, from the name can know that this is a help you find a lost iphone program, previously just know, has not tried, today to look for time to test a bit, share the use of experience, hope to be helpful to everyone. Usage: 1. Install the Find Me iphone on your iphone a first. (Free to download from Apple S

When the iPhone 5 comes out, we will adapt to screens with different resolutions like android. The new version of the company's products must be adapted to the iPhone 5. After some effort, it is done. I would like to share with you the following: IPhone 5 screen resolution: 1136x640, that is, when the height changes to 568, the name of the image is default-568h@2

+ ( NSString *)deviceString { // # Import "sys/utsname. H" struct utsname systemInfo; uname(systemInfo); NSString *deviceString = [ NSString stringWithCString:systemInfo.machine encoding: NSUTF8StringEncoding ]; if ([deviceString isEqualToString:@ "iPhone1,1" ]) return @ "iPhone 1G" ; if ([deviceString isEqualToString:@ "iPhone1,2" ]) return @ "iPhone 3G" ; if ([deviceString isEqualToString:@ "iPhon

Iphone long cannot recognize by QR code. iphone long cannot recognize Long-pressed QR codes on Android can be recognized (provided that your version supports this function), but it cannot be recognized by the Apple version. It was detected by a personal test that the scaling problem was: 1. Set the initial scaling to 1. The maximum scaling value must be greater than or equal to 1. scaling is not supported

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 are displayed on the physical screen.The PPI number tells you how to adjust pixels fit into

[IPhone advanced] XMPP-based IOS chat client (IOS client 1), iPhone exmpp After introducing the server, we will focus on writing our own IOS client program. Let's take a look at what we have done First download the xmppframework framework. Click ZIP to download Next, use Xcode to create a project Drag the following files into the new project Add framework And set Now we have all set up. Run it