app to transfer data from iphone to iphone

we can share data between iphone and Apple Watch via app groups. Here's how:The first thing to do is add a new app group to Dev Center:Next, create a new single view application, named Sharingdatademo:Add three controls to the main interface: TextField, button, and label.Use Nsuserdefaults to save user-entered content

Overview: Get a look at the factors that determine performance through this guide. [Apple] Resource programming guide: Check out this resource to learn how to work with nib and bundle resources. Getting started with user experience: This document offers an introduction to constructing iPhone application user interfaces. [Apple] IPhone Human Interface Guidelines: Follow these guidelines to make sur

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 Lif

nslocalizedstring to set irrelevant string data using language. Format:Nslocalizedstring (@ "key", nil) For example: Label. Text = nslocalizedstring (@ "testkey", @ "is test "); The first parameter of nslocalizedstring is the corresponding key name, and the second parameter is a custom description. You can use Nil 4. localized application names Edit info. plist and add the application has localized display name. Set the value to yes.

About how to enlarge the app status bar under iPhone 6/6 plus, iPhone 66plusAbout how to enlarge the content of the app status bar under iPhone 6/6 plus Recently, we found that the company's applications areIPhone 6AndIPhone6PlusWhen running, the content of the status bar i

iphone for the first generationIn 2007, the first iphone was released and the screen was 480 pixels wide. The following are arranged in the order of width and height. This resolution has remained the same for the iphone 3GS.At that time, iOS apps (apps) were written to support absolute targeting only. For example, a button (x, y, width, height) = (20, 30, 40, 50)

Original: Http://www.niaogebiji.com/article-4379-1.html?utm_source=tuicool iphone for the first generationIn 2007, the first iphone was released and the screen was 480 pixels wide. The following are arranged in the order of width and height. This resolution has remained the same for the iphone 3GS.At that time, iOS apps (apps) were written to support

, we can infer that the viewport-fit in the applet is covered by default (based on the performance guess), but there is no interface to change it, therefore, the adaptation solution of the web page using viewport-fix = cover and constant (safe-area-inset-bottom) is not suitable for small programs. Currently, no small programs have special interfaces or fields for iPhone X and other shaped screens. The tab bar at the bottom of the applet simply adds a

Reprint: http://blog.sina.com.cn/s/blog_7b9d64af0101bu9j.htmlMany times, we need to get the user's iphone version number, or the app's current version number. Care about the following two aspects: first, the application logic will be based on the iphone hardware version number to deal with the corresponding! Second, we need to get the current version of our app b

IOS devices have three different resolutions: iPhone 320x480, iPhone 4 640x960, and iPad 768x1024. In the past, you only needed to prepare a Default.png startup screen (image), but now it is much more complicated. The following is a summary of CocoaChina members.If a program supports both iPhone and iPad, it must contain the following images:Default-Portrait.png

IOS devices now have three different resolutions:IPhone320x480, iPhone 4 640x960, iPad 768x1024. PreviousProgramStartAnimationSurface (ImageYou only need to upload default.png, but it is much more complicated now. If a program supports both iPhone and iPad, it must contain the following images: Default-Portrait.png iPad dedicated vertical boot screen 768x1024 or 768x1004 Default-Landscape.png iPad ded

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

It is very easy to add a startup image for ipadand iPhone apps. The basic idea is to add the startup image resource default.png. You only need to have different image sizes according to different resolutions and rotation directions. Currently, iOS devices have four different resolutions:1 iPad 768x1024 2 new pad 1536x2048 3 iphone4 640x9604 iPhone 320x480 If a program supports both iPad and

Author: Sun Dongfeng) Data persistence on all mobile development platforms is a very important part: In j2s, It is rms or stored in the application directory, in symbian, it can be stored in the corresponding disk directory and in the database. In symbian, due to permission authentication, most 3rd users can only access private directories of applications or shared directories of other systems. On the iphone