IOS source code download: Scroll view of text + Images

IOS source code download: Scroll view of text + Images Function category: Others Supported platforms: iOS Running Environment: iOS Development language: Object-c Development Tool: Xcode Source code size: 1.22 MB Source

App Store revenue distribution is extremely unbalanced, but independent developers still have the opportunity

App Store revenue distribution is extremely unbalanced, but independent developers still have the opportunity Recently, Marco Arment, a famous iOS developer, shared the sales of Overcast, with many statistics and charts. Overcast has been quite

Pointer usage in Swift

Pointer usage in Swift Apple expects pointers in Swift to minimize their chances of appearance. Therefore, pointers in Swift are mapped to a generic type and abstract. To some extent, this makes it difficult to use pointers in Swift, especially

IOS development-bottom layer-Class explanation, ios bottom layer-class explanation

IOS development-bottom layer-Class explanation, ios bottom layer-class explanation Objective-c is iOS's development language. its true face is that it is not a real object-oriented language, and abstract understanding is just about it. In fact, it

IOS development-UIScrollView trap-delete all sub-views, the scroll bar (indicator) disappears, and the uiscrollview scroll bar

IOS development-UIScrollView trap-delete all sub-views, the scroll bar (indicator) disappears, and the uiscrollview scroll bar   UIScrollView is often used to clear a view. The common practice is: For (UIView * subview in self. scrollView.

How does iOS determine whether a string is a Chinese character or a letter?

How does iOS determine whether a string is a Chinese character or a letter? // If the entered nickname is a letter, determine whether it is qualified If (self. nickNameText ){ For (int I = 0; I Nsange range = NSMakeRange (I, 1 ); NSString *

IOS-memory management is so simple 2

IOS-memory management is so simple 2 Civilization and comments are respect for yourself and encouragement to scholars. Thank you.IOS-memory management is so simple 2 The main content discussed today is copy and mutableCopy. 1. Use copy and

Use ZBar in iOS to scan the QR code and customize the scan interface

Use ZBar in iOS to scan the QR code and customize the scan interfaceZXing has been used in Android to identify QR codes. ZXing also has the corresponding iOS version. After understanding it, ZBar is also a common QR code recognition software, the

IOS development-monitoring network changes

IOS development-monitoring network changes Generally, you need to obtain the data update interface through the network on some APP interfaces. By setting up a network status listener, an application automatically refreshes page data after the

Introduction to MVVM Architecture Design and team collaboration in iOS development

Introduction to MVVM Architecture Design and team collaboration in iOS developmentI want to write this blog today to serve as a reference. I want to share my thoughts with you and learn from each other. I hope you can criticize and correct the

Interception of touch events and interception of touch events

Interception of touch events and interception of touch eventsCase: Three stacked images respond to the gesture of the corresponding view through event interception in the overlapping part.  Uiview does not accept three cases of event

NSString initialization and memory management, nsstring Initialization

NSString initialization and memory management, nsstring Initialization 1. NSString three initialization Methods A. Direct Value assignment: NSString * str = @ "a string", which uses constant memory. B. Use the class method: NSString * str =

IOS lame compilation arm64 armv7s armv7 x86_64 i386 instruction set, arm64armv7s

[Switch] iOS lame compilation arm64 armv7s armv7 x86_64 i386 instruction set, arm64armv7s Original to http://blog.csdn.net/vieri_ch/article/details/40650467 Recently upgraded the system to Mac OS X 10.10 and updated XCode6.1 and iOS 8.1. The libmp

Touch event-drag view, touch and drag view

Touch event-drag view, touch and drag viewCase: Drag imageView, view1, and view2 by touch events Note: 1. imgeview does not respond to touch events by default. 2. view has three subviews. How to differentiate multiple views? Connect two views with

IOS checks whether the app has the permission to use the camera.

IOS checks whether the app has the permission to use the camera. IOS checks whether the app has the permission to use the camera. NSString * mediaType = AVMediaTypeVideo; AVAuthorizationStatus authStatus =

IOS development-Grammar-block explanation, ios development-block explanation

IOS development-Grammar-block explanation, ios development-block explanation I. Basic Definition   /* Some preliminary understandings and explanations of block definitions will be explained in the following sections: * The block name is myBlock. In

IOS crazy explanation-tableview editing, adding, and deleting

IOS crazy explanation-tableview editing, adding, and deleting//// VkoWLAccountVC. m// PocketUniversity//// Created by long on 15-1-14.// Copyright (c) 2015 WLong. All rights reserved.//# Import VkoWLAccountVC. h# Import VkoWLMoreTableViewCell. h#

Basic ios entry-malloc Method

Basic ios entry-malloc Method Char m; Scanf ("% c", & m); // a space is added to the front to remove spaces and press Enter. NSLog (@ "the character is % c", m ); The above program is familiar with two methods: one input and one output, but if I

IOS: Objective-C (OC) Ideas and code examples for implementing automated description

IOS: Objective-C (OC) Ideas and code examples for implementing automated descriptionKeyword: the Objective-c oc description function automatically prints attributes and attribute values. The NSLog or po function is used to enumerate member variables

IOS development-Table store

IOS development-Table storeAccording to the above concept, the page layout is about a 3*3 9-square grid. It is generally used to select a number exercise, and there is no special way to get it done. In the Demo implementation, the above interface is

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