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/This directory is used to store temporary files and save the information that is not required when the application starts up again. ITunes does not back up the contents of this directory.Backup and recovery
You do not need to make any preparations for backup and recovery operations in the application. In iPhone OS 2.2 and later versions, when a device is connected to a computer and synced,
same time.
The simulator does not have iPod, iTunes, Calendar, Mail, SMS, Phone, or Maps applications.
The Settings application has only a limited number of features, for example, it does not have flight mode or data Settings.
It has no proximity sensor ,:
Figure 2-46 the simulator displays ongoing calls
Figure 2-47 drag an image to the simulator
Open it on Safari
If your application needs to access any of the above features, you need to test the co
Preparatory work
To escape the recovery of the iphone.
Apple official iOS system firmware
itunes software
PC Computer or Mac computer
Specific methods
1. We are in the iphone official to download a latest version of itunes installed in the computer, and then we go to download the latest version of the iOS firmwar
Recommend everyone to use the assistant, this software in addition to a key brush machine, a key jailbreak, there are many powerful functions, such as reading device power-on password function!
First, preparatory work
1, the original connection data cable (this is very important!);
2, choose the computer's best USB interface (such as desktop back-end, and is not loose);
3, turn off the computer screen protection (this is not necessary, but because some password acquisition time is very lon
registered the device. You can view the udid of your machine through xcode's organizer or itunes. Join the above page. This page provides detailsHttp://developer.apple.com/iphone/manage/devices/howto.actIonOpen XCODE, click Organizer under the window menu, and the page appears (provided that you need to connect to the real machine)The line of identifier is the device id. copy it. Open http://developer.appl
The app we 've worked so hard on the iPhone is simply an icon, so you can't treat it with caution. You can't be distorted by small issues like the size of the icon.
So, do you know the Icon size and format?
This article applies to iPhone, iPod Touch, iPad, and other iOS devices.
Image Size(PX)
File Name
Purpose
Importance
512x512
Itunesartwork
Display in
. But sometimes the iphone will also be the case of ventilation, if you are poor signal can manually select the network to try Oh. Go to "Setup"-"operator"-"Turn off automatic" and so on to search out the network and select the corresponding operator according to your card. For example, I am Mobile card Select China Mobile.
3, reset the network
If you try the above two methods the signal is still very bad may be your
Many friends want to experience or learn about iphone development, but the iphone development environment generally needs to be installed in Mac OS under Mac computer.
This brings an extra cost to many friends.
There are already a variety of methods on the Internet to install the iphone development environment on non-Apple computers, which brings us good news.
applications, you will naturally focus on your applications, and naturally think that your users will concentrate on using your applications: but in this case, it would not be an iPhone, but a Super invincible notepad. You should be more aware of this as an iPhone user. All applications are just a long play, and there are many roles. And you are not the director of this drama. Not only will the user jump t
When you develop an iPhone applicationProgramYou need to understand the impact of various aspects of the iPhone OS and mobile device environment on your design. This chapter covers the guidelines for a series of programming issues from product definition to brand promotion, and describes how to solve these problems in iPhone applications.
Product Definition
of the att type or the old Cingular network SIM card, such as a prepaid card. However, other network SIM cards are not supported currently)Operating Platform: Mac OS (the hacker uses Intel's core MacBook and the operating system is Mac OS X)
Step 1:
Place your iPhone on the base, connect to your computer, and ensure sufficient battery (preferably above 90% ).
Link power supply ensures iPhone power
Writing XML documents, but it does not support XPath on its own. however, youCan use a related library-tinyxpath-for that.
Gdataxml is yet another nsxml style Dom XML Parser for the iPhone, developed by Google as part of their objective-C client library. Consisting of justA m file and a header, it supports both Reading and Writing XML documents ents and XPath queries.
OK, now let's start comparing all these libraries!XML Parser performance comparis
In the early morning of March September 10, Beijing time, Apple held the "Apple 09 autumn new product launch conference" in San Francisco, USA. Apple CEO Steve Jobs attended the conference, at the press conference, new products such as iPhone OS 3.1, iTunes 9, iPod Nano and iPod Touch were announced.
Today is a good day for Apple, not only because of the launch of the 09 autumn new product conference in the
synchronization is complete, the prompt box pops up and clicks OK. Return to the phone address book you will see the address book has been imported. (as shown in the following figure)
IOS7/IOS6 mobile phone in the newsletter record backup
Sync your iphone Address Book with Outlook
1. Click "Tools" on the Outlook Express Header menu bar to select "Address Book".
2, open the Address Book, click on the menu column "File"-"new Contact",
IPhone code signature
The iPhone 2.0 firmware needs to check the signature of each application. If it fails, it will automatically kill. Because the Verification Mechanism achieves many features in the kernel, it is difficult to fix it simply by patching the kernel.
1. codesign uses Apple SDK tools for self-signMac $ export codesign_allocate =/developer/platforms/iphoneos. Platform/developer/usr/bin/codesi
Many friends have multiple Apple products, may be bound to different appleid, or to avoid being wrongly charged, registered a number of AppleID one for the payment, one for the download of free products. Then switch the ID download application as needed, and how to switch the Apple ID to the Apple Store for beginners. Is it necessary to use itunes to switch, in fact very simple, the following is a detailed tutorial. The first step, click Set inside th
Apple's itunes App Store currently has more than 300,000 software, with a total of 20 categories, with 20 subcategories under the game category. Users can see only a limited amount of software each time they view a list of each category, so the media will often give their iOS apps rankings. According to foreign media reports, the famous Science and technology blog TechCrunch today 2010 years to 40 of the best ipho
to perform iOS5 jailbreak.
I. Precautions for iOS 5.0.1 jailbreak:
* The iOS 5.0.1 jailbreak for iPad 2/iPhone4S has been released (click to read: iPhone 4/iPad2/iPhone 4S 5.0.1 jailbreak tutorial );
* Currently, the official version of iOS 5.0.1 has been completely jailbroken (that is, you do not need to guide the system to the jailbreak status again after it is shut down or restarted );
* We recommend t
Xmlperformance test applicationProgramExtended to compare third-party Libraries
There are many options when talking about iPhone XML parsing. There are two different libraries available in the iPhone SDK, and there are several popular materials, suchTbxml,Touchxml,Kissxml,TinyxmlThird-party libraries andGdataxml. How do Developers choose?
Recently I 've been thinking about various options to find and ul
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