ios transfer

1. Attribute Passing valueThe value is passed back to the front.2. Protocol Transmission valuehttp://liuyafang.blog.51cto.com/8837978/15493913, block transfer valueInstead of the protocol proxy value, the main point in time.http://liuyafang.blog.51cto.com/8837978/15513994, simple interest transmission valueData sharing.5. Notification valuehttp://liuyafang.blog.51cto.com/8837978/1557029Notification CenterThe Nsnotificationcenter provides a more decoup

:@ "Passtouchedendpointmsg"object:self userinfo:pointdict];}Functions in the Message Center:[[Nsnotificationcenter Defaultcenter] Addobserver:selfSelector: @selector (gettouchedpoint:)name:@ "Passtouchedendpointmsg"Object:nil]; -(void) Gettouchedpoint:(nsnotification *) Noti{Nsdictionary *pointdict = [Noti userInfo];Touchedendpointx = [[Pointdict objectforkey:@ "Pointx"] floatvalue];Touchedendpointy = [[Pointdict objectforkey:@ "pointy"] floatvalue];NSLog (@ "%f:%f", Touchedendpointx,touchedendp

completed assignment. 4.the above is all to beViewcontrollerbin the operation. Next isViewcontrolleraThe operation.First we will import the viewcontrollerbin ViewControllerA.h and follow its protocol: #import "ViewControllerB.h"@interface viewcontrollera :uiviewcontroller viewcontrollerbdelegate> 5.in theVIEWCONTROLLERA.MTo implement the Protocol method: -(void) Additemviewcontroller: (viewcontrollerb *) controller didfinishenteringitem: (ns

singleton.m staticsingleton*instance=nil;//exists throughout the program life cycle #pragmamark Singleton method + (ID) sharesingleton{if (nil==instance) { instance=[[Singletonalloc]init]; }returninstance;} Override Allocwithzone: Method to prevent the creation of new instances by Standard Alloc mode + (Instancetype) Allocwithzone: (struct_nszone*) zone{ if (nil==instance) { instance=[[superallocwithzone:zone]init];} returninstance;} Override the Copywithzone: method to prevent the copy

IOS_18 _ controller switchover _ NavigationController_push _ data transfer, ios navigation Controller Finally: Storyboard: BeyondViewController. h //// BeyondViewController. h // 18 _ controller switchover _ navigation_push _ using storyboard // Created by beyond on 14-7-31. // Copyright (c) 2014 com. beyond. all rights reserved. // # import BeyondViewController. m //// BeyondViewController. m //

(Material source code) Cat and cat learning IOS () core of UI animation two lines of code to deal with 3D transfer (android CRYING), iosandroid CAT/CAT sharing, must be excellent For Original Articles, please reprint them. Reprinted Please note: Yan Nai-yu's blogHttp://blog.csdn.net/u013357243? Viewmode = contentsSource Material address: http://download.csdn.net/detail/u013357243/8677065Effect: Code: # Imp

Time Stamp Turn timeint inttimestring = [_model.date intvalue];NSDate *CONFROMTIMESP = [NSDate datewithtimeintervalsince1970:inttimestring];NSLog (@ "Confromtimesp%@", CONFROMTIMESP);NSDateFormatter *formatter = [[NSDateFormatter alloc] init];Nstimezone * TimeZone = [Nstimezone timezoneforsecondsfromgmt:8*3600];[Formatter Settimezone:timezone];[Formatter Setdatestyle:nsdateformattermediumstyle];[Formatter Settimestyle:nsdateformattershortstyle];[Formatter setdateformat:@ "Yyyy-mm-dd HH:mm:ss"];N

extracted the core code for the implementation of Friday QA, as follows:Class subclass = Objc_allocateclasspair (class0= Class_getinstancemethod (class = Class_getinstancemethod (class, @selector (Dealloc)); Class_addmethod (Subclass, @selector ( Release), (IMP) Customsubclassrelease, method_gettypeencoding (release)), Class_addmethod (Subclass, @selector ( Dealloc), (IMP) Customsubclassdealloc, method_gettypeencoding (Dealloc)); Objc_registerclasspair (subclass);Of course, this does not mean

exception.Especially when we are executing strongSelf.networkReachabilityStatusBlock(status); this block closure, if the block executes halfway to self release, then most of the time it will be Crash.Here is an article explaining the problem in detail: https://dhoerl.wordpress.com/2013/04/23/i-finally-figured-out-weakself-and-strongself/Yesterday's readers, pioneers and E in the comments also correctly answered the question.In addition, there are two interesting questions that readers can consi

button in B, so that the notification agent in the button jump method implemented.if ([Self.delegate respondstoselector: @selector (changebgcolor:)]) {Adding an If statement is to first determine whether there is a changebgcolor in interface A, and when this method is used, the proxy value is passed.In general, a color object is instantiated first, and it is passed with this color when the value of the proxy is transferred.[Self.delegate Changebgcolor:color];The self here is the interface B,sel

Audio Memos SE is a lite version of audio memos, as the name implies, is a lot less useful. Originally downloaded this is because the advertisement is relatively few, does not have the full screen advertisement.All right, record the sound, want to share and upload to the computer how to do?After some research, finally found that this guy can be shared over the LAN transmission.First, you need to connect Ipad/iphone to Wi-Fi on the same network as your computer or notebook.Then in the Aduio memos

传递过去的。 [self.delegate changeBgColor:color]; //这里的self是界面B，self.delegate就是界面A了 调用（在第4步和第5步的设置中设置了）}A 1 Follow protocol 2 to set up proxy 3 to implement protocol incoming class----proxy class4th step: Abide by the protocol in the recipient (interface a). @interface ViewController () ConfigViewControllerDelegate>5th step: Set yourself as the agent in the recipient (interface a). ConfigViewController *testVC = [[ConfigViewController alloc] init]; self;6th step: Implement the method in the protoco

I do PHP, want to turn mobile development, in the Android and iOS hesitation, please have a guide is iOS learning OC or Swift? Is there a learning roadmap or where there is a better learning resource? Thanks, man. Reply content: I do PHP, want to turn mobile development, in the Android and iOS hesitation, please have a guideis

Tutorial: The following is an article provided by a full-time IOS developer in Melbourne, Australia.Article. He was a very modern young man-Adam eberbach on the forum. · Bundle identifier · Provisioning profiles · App ID · Certificate Signing Request It is really difficult for new users to figure out the differences between these things. Next we will unveil their mysteries. After reading this article, you should be able to associate t

Original: http://blog.sina.com.cn/s/blog_8a6c97b5010162f0.htmlLimited and iOS system operating mechanism, in most cases an application will go into the background immediately after entering the suspend or terminate state, that is, cannot execute code, iOS also does not have the concept of similar service in Windows, but there are some exceptions:1: There are some important tasks, such as saving user data, n

Http://www.360doc.com/content/14/0410/21/11029609_367858753.shtml 1, the property transfer value before the value.2. Protocol Transfer value 3, block transfer value instead of the Protocol agent transfer value, the main point of time. 4, simple transfer value data sharing. 5

iOS delegate, the popular point is that the value of the page between the transfer.There are three ways to sum up the value of the iOS page you know now1. Send a value for notifications using NsnotificationThe main is to send a notification through the nsnotificationcenter, he does not know to pass the value to who, when listens the page receives the notification message, only then obtains the message.2. Is

itself, it means entrusting someone else to do something.For example: The value of two classes, Class A called the method of Class B, class B encountered a problem in the execution of the notification Class A, this time we need to use the agent (Delegate).Another example: the controller and Controller (controllers) between the value of the transfer, from C1 to C2, and then return from C2 to C1 when you need to notify C1 update UI or do other things,

itself, it means entrusting someone else to do something.For example: The value of two classes, Class A called the method of Class B, class B encountered a problem in the execution of the notification Class A, this time we need to use the agent (Delegate).Another example: the controller and Controller (controllers) between the value of the transfer, from C1 to C2, and then return from C2 to C1 when you need to notify C1 update UI or do other things,

to the error -canopenurl:failed for URL: ' pedometer://'-error: ' This app isn't allowed to query for scheme pedometer ' Step three: Third party application pedometer URL schemes have Jumpkey if there is a jump Otherwise it will error -canopenurl:failed for URL: "pedometer://"-Error: "(null)" These three steps are indispensable Note: If ceshi02 meet the above jump, when you want to jump back from the application pedometer ceshi02 must also meet the above jump three steps, but the identity of t