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
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
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,
Apps on IOS iphone 4inch do not have full screen, black borders on the upper and lower sides, and iphone 4inch
I have been using the iPhone Retina (3.5-inch) simulator to test the IOS application. Everything is displayed normally, as shown in the following figure:
In application development, I use pure code for implementation. The company provides an
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
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
1, please update the latest version of itunes, and then redo the recovery operation. This may be due to a corrupted or low version of the itunes file. This situation is directly to the official website to download the latest itunes reinstall can be.
2, choose to enter the DFU recovery mode to restore. Brief operation Essentials: Will the iphone shuts down, then simultaneously presses the switch machine key and the home key, sees the white App
In the iphone has a special power-on password setting option, the default state is off, that is not encrypted, the following step-by-step teaching you to complete the password settings:
1th Step, open the iphone and find the "Settings" icon, bash into:
2nd step, in the "Settings" option, find the "general" sub-item icon, click to enter;
The 3rd step, find the "Password lock" option, the default state
Apple phone default is not directly at the same time multiple micro-mail, we first installed in the computer with a quick apple helper !
The installation was successful. We open the "Apple Helper" on our computer and then we connect the iphone to the computer.
After confirming the connection, as shown in the following figure, search for "micro-letter" in the search box and click Install.
After the confirmation of our Apple Assistant i
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
to press a few times home key.
Truth: The Home key before IPhone5 is really not durable, but it has improved a lot a few years ago, and the Little white dot "assistivetouch" is "touch button designed for the handicapped".
2, often the flash as a flashlight easily burned
MYTH: Flash is used for photography, often opened as a flashlight may be easy to burn off.
The truth: The flashlight next to the iphone camera is actually led, which is typica
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