iphone 4 vs iphone 7

introduced to China.650) this.width=650; "src=" Https://s5.51cto.com/wyfs02/M02/9D/74/wKioL1mAT_zwLwbDAAGMg4N-EIs804.jpg "title=" 005m94j9ly4fh3edyka95j30hs0ls47l.jpg "alt=" Wkiol1mat_zwlwbdaagmg4n-eis804.jpg "/>The iphone 4 features a new design language and presents the "Retina Display" concept, and the first iphone with a "sandwich" structure. Until now, you

pay for your app? So before you start, you should first go to the App Store to find out if you already have the app you want. If they already exist, you should think about where their shortcomings are and how can you do better on their basis. If you think you have a chance, you 'd better put your ideas on paper.2. Prepare a Mac Machine The iPhone is a product of apple, and you must have a Mac machine to develop the

photos to share; Click share. The email option is displayed; Send an email with the selected photo. 3. Shake Undo andRedo Regardless of any application on the iPhone, if you are inputting, you can use the shake to Undo function, that is, shake the iPhone.Undo text. If you want to return the Undo text again, just shake the iPhone. If you have already written new text on the basis of the orig

post-editing operations such as text insertion, border decorations, filter landscaping, arrow callouts, numbered callouts, graphic insertions, and erasers can be done on the picture.Iwatermark(mac/ios/android/win): Iwatermark is the most popular professional tool for adding watermarks to photos (the worlds number 1 watermarking App).Image compressionAdjusting/resampling/compress/resize Image with Preview or pixelmatorimageoptim: Makes images load fasterOnline image optimizer: JPEG compression/P

itunes to back up the new iphone in the same way as the first step. 4. Open (double-click) the new iphone backup file in the Itools, enter the directory/var/mobile/library/sms/, and replace sms.db with the file that is directed to the computer in the second step. 5. Use itunes to restore the new iphone bac

Original article address:IPhone development-saturated ecosystem? Author:Kungfupanda The app store of Apple's App Store can be said to be a lot of iPhoneWhere developers dream. Before entering the topic, please read a few pieces of data to see how big this dream is:1. The iPhone entered the U.S. market in June 2007 and swept the world. To 2009Apple has sold more than 17 million iPhones around the world until the first fiscal quarter.2. November

WindowsPlatformIPhone SDKBased onCygwinThe method for building the development environment is described in this article. Let's look at the detailed steps first. 1. Download prebuilttoolchain.rar and winChain 1.0.1.zip from http://code.google.com/p/winchain/website. 2. Decompress prebuilttoolchain.rar to the root directory of drive D. The decompressed directory is as follows: 3. Decompress winChain 1.0.1.zipand then run the winchain.exe program. This program requires the. net 2.0 environment. If

in the following figure: 2. The iPhone SDK includes the development tools provided by Apple: xcode, interface builder, and instrument. They are completely free of charge and can be downloaded after successful attention and account activation, this SDK has a very large capacity of about GB, so it takes a very long time to download it. 3. After the download is complete, the installation process is very easy. You can simply double-click the dow

I think a lot of people will feel the same way about me after the iphone 5 is released--disappointment. In addition to the hardware and the shape of the changes, there is little new (no wonder some people say that the iphone 5 is the elongated version of the iphone 4S). Although the operating system is the latest iOS 6, an older version of the

://aptogo.co.uk/2010/07/protecting-resources/ Uiscrollview, uitableview, and uigesturerecognizers are also available in cocos2d. Https://github.com/jerrodputman/CCKitHttp://www.tinytimgames.com/2011/08/05/introducing-cckit/ Open Source Audio and Video DoubangoCOG IOS document import and export: Http://mobiforge.com/developing/story/importing-exporting-documents-ios Coreanimation Demo: Https://github.com/bobmccune/Core-Animation-DemosAnimation-Seque

applications to import. The most interesting feature of Itoughts is the built-in file server, which allows users to upload or download files directly from the iphone via a computer browser and Wi-Fi. This approach is quicker than using box.net or Dropbox directly. The mind map can also be mailed to others as an email attachment. 　　4. Quickoffice Connect Mobile Kit To really work, you need to use a real off

charging, Ni-MH batteries and lithium batteries do not require special discharge, improper discharge, but will damage the battery. 7. Cell phone batteries are self discharge, ni-MH battery every day will be the remaining 1% or so discharge. Lithium-ion batteries are discharged daily by 0.2%~0.3#. How to maintain the iphone battery 1, the iphone using lithium

the background to rearrange Some apps will update content via Wi-Fi or action data in the background, users can go to Settings > general > Background app to rearrange and close the apps that need not be updated in the background. This can help enhance battery endurance while reducing data flow. 7. Disable automatic brightness adjustment The iphone and ipad can detect the environment through sensors, aut

iPhone application can embed a small SQL database SQLite without running another database server remotely. Developers can create local database files and manage tables and records in these files. Database SQLite is designed for general purposes, but can still be optimized to quickly access database records. The header file for accessing the database SQLite is in (7) Support for XMLThe basic framework provi

IOS development-iPhone 6/6 Plus adaptation It took some time to reorganize the iPhone adaptation, which is summarized as follows: Before iOS6, autosize is generally used for screen adaptation, and the size relationship defect between the view and the parent view is set: (Autosizing layout is insufficient) 1. the relationship between views cannot be set. 2. you cannot set the maximum size for resizing. Afte

Keyboard with ipad keyboard ipad Keyboard has an Exit button to exit the keyboard relative to the iphone keyboard 5. Different on the API 1. ipad has its own unique API that can only be used on ipad development Uipopvercontroller Uisplitviewcontroller 2. The API on iphone is available on ipad 3. There is a difference in the display effect of the API sha

1, the shutdown charge more quickly First of all, the easiest way to do this is to put the hands on the machine so that you can avoid running programs or using network information to cause unnecessary battery use. Of course, this approach applies to friends who do not need to receive calls or text messages for the time being. 2, "flight mode" under the charge "Flight mode", no network signal, to avoid unnecessary battery consumption, to a certain extent, can improve t

in the iPhone SDK for project management and source code control. It also has a debugging tool that can be used on Mac machines. There are also three new software. Interface builder: provides a visual drag editing interface; instruments: Performance Analysis Tool; iPhone simulator: iPhone simulator, which can simulate all the APIs of the

Studio offers free community and paid professional editions, which include more support. Aptana website will be a professional version of the Community version + Professional version of the plug-in + support. Luckily, the budget-strapped developer can choose the Community version, which fully supports the IPhone WEB application. Aptana Studio provides the following features for IPhone Web development. Pr

APP development 1. create the app id and Device in the iPhone Provisioning Portal. 2. Generate the Certificate Request CertificateSigningRequest. certSigningRequest in the Keychain Access. app (menu> Keychain Access> Certificate Assistant> Request a Certificate From a Certificate Authority ...). 3. Request a Certificate from iPhone Provisioning Portal> Certificates (click Request Certificate to upload C