crashlytics ios

IOS development-notification and message mechanisms, and ios development of message mechanisms In most mobile applications, only one application can be active at any time, if some users are interested in other applications at the moment, the notification mechanism can be used to tell users what happened at this time. In iOS, the notification mechanism is also ca

IOS development diary 18-runtime advanced, ios diary 18-runtime Today, the blogger has an advanced runtime requirement and encountered some difficulties. I would like to share with you the hope to make common progress. I believe that after reading the previous blog post of the blogger, you have a certain understanding of the runtime. When the interviewer asks you what the runtime is, I believe that you will

After studying Android development for two days, I feel like Android development and IOS development. development on the NET platform is a bit different. Android development is similar to web (Html), but node labels are displayed. Of course, I personally understand that, I feel the reminder is not opened on IOS either. NET development is so strong, maybe it is because I am not very familiar with the eclipse

IOS development-UI from entry to entry (2), ios-ui IOS development-UI from entry to mastery (2) is the consolidation of iOS development-UI from entry to mastery (1) knowledge points, mainly focusing on exercise exercises and enhancing practical experience, lay a solid foundation for future development! ※Development env

Black apple-start of IOS learning, black apple-IOS Learning Nine months ago, because I learned ios and was shy, I entered the trap of installing a black apple !!! I know that it is not easy to install a black apple. Here I will write a tutorial on installing a black apple in Thinkpad E430c (Mac version: Yosemite 10.10.4), hoping to help anyone who needs it. First

IOS custom control development (in progress), ios Control IOS custom control development (I) IOS custom control development (in progress) Next, after developing the iOS custom control, let's try another one. On the right side of Xcode, the following figure is displayed: Th

IOS multi-thread NSThread and ios multi-thread nsthread A running application is a process. By default, a main thread is enabled for a process, but operations in the main thread are serialized, that is, when multiple tasks need to be completed at the same time, they are executed one by one in sequence. Therefore, to improve efficiency, multiple threads are enabled in the process, and each thread can execute

IOS screen adaptation knowledge, ios screen adaptation I. rotatingStep 1: register the notification [[NSNotificationCenter defacenter center] addObserver: selfSelector: @ selector (changeFrames :)Name: UIDeviceOrientationDidChangeNotificationObject: nil];Second, process the received events-(Void) changeFrames :( NSNotification *) notification {NSLog (@ "change notification: % @", notification. userInfo );F

3D tank war game iOS source code, tank war ios source code Source code of the 3D tank war game, developed based on xcode 4.3 and ios sdk 5.1. No error is reported in xcode4.3.3. Compatible with ios4.3-ios6.0, the source code of a rare 3D tank war game on ios platform, with 20 different combat maps. You can use the arr

Basic knowledge of IOS development-fragment 35, basic knowledge of ios-35 1: iOS View Controls object Lifecycle Init-initialization program ViewDidLoad-load View Called when the view of the viewWillAppear-UIViewController object is about to be added to the window; Called when viewDidApper-UIViewController object view has been added to the window; Call viewWillDi

IOS-let's talk about the memory issue in the ARC. why can't the array and object memory be released in the ARC ?, Ios-arc1. preface I thought that after changing to ARC, I no longer need to consider the memory issue. However, in practice, I still find some memory problems that need to be noted. Today I will not talk about the block loop reference issue, this article mainly introduces some situations where o

IOS-Autolayout automatic layout, ios-autolayout1. preface • in iOS, most view Controllers contain a large amount of code to set the UI layout and set the horizontal or vertical positions of controls, to ensure that components can be reasonably laid out in different versions of iOS • even some programmers want to use th