Xmpp-iOS-get friends list, chat information list, chat

Xmpp-iOS-get friends list, chat information list, chat   Typedef enum {// message sending type Enumeration Text, Image, Audio } MsgType;   # Import XMPPData. h # import XMPPFramework. h @ interface XMPPData () @ Property (strong, nonatomic)

Using UIView-Positioning for iOS development to simplify page layout and iosuiview Animation

Using UIView-Positioning for iOS development to simplify page layout and iosuiview Animation People who have used code layout may feel this way, and it is complicated to set frames for controls. As you can see on Github, there is a class of

IOS advanced routes and advanced books

IOS advanced routes and advanced books First, be familiar with the ARC mechanism: first, understand the past and present of ARC. If you do not know it clearly, there will be two possibilities. 1. The reference of an object is inexplicably blank or

IOS delayed execution (OC)

IOS delayed execution (OC) This article lists four methods for delaying the execution of a function and their differences. If the latency is 1 second, execute the following method. - (void)delayMethod{ NSLog(@"execute");} 1. performSelector

IOS intermediate -- multithreading -- NSOperation, ios -- nsoperation

IOS intermediate -- multithreading -- NSOperation, ios -- nsoperationThe NSOperation operation task encapsulates the code and the operation encapsulates the task. The purpose is to pause, resume, and cancel the task at any time; NSOperation

Several code delay execution methods in OC and oc Code Delay

Several code delay execution methods in OC and oc Code DelayFirst: [UIView animateWithDuration: 3 delay: 3 options: 1 animations: ^ {self. btn. transform = CGAffineTransformMakeTranslation (300,400);} completion: ^ (BOOL finished) {NSLog (@ "view

IOS-intermediate, ios

IOS-intermediate, ios// Set the Row Height of tableViewSelf. tableView. rowHeight = 100;// Set the tableView split line style// UITableViewCellSeparatorStyleNone does not display the split line// Trim display split line (default) self. tableView.

IOS intermediate-Autolayout and VFL, autolayoutvfl

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9. The 9-palace Algorithm

9. The 9-palace Algorithm # Jiugongge computing ideas-Use the index of the control to calculate the row number and column number of the control.-Use the column number to calculate the x value of the control.-Use the row number to calculate the y

Common Xcode shortcuts and xcode shortcuts

Common Xcode shortcuts and xcode shortcuts 1. FileCMD + N: New FileCMD + SHIFT + N: new projectCMD + O: OpenCMD + S: SaveCMD + OPt + S: Save all filesCMD + SHIFT + S: SaveCMD + W: Close the windowCMD + Q: Exit XcodeCMD + SHIFT + W: Close the file2.

Take notes on the seventh day of IOS Learning (function and Recursion), and on the seventh day of ios

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XML parsing in IOS: DOM and SAX, iosxmldomsax

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Oc memory management mechanism and oc Memory Management

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Analysis of the Three Calculation dynamic Row Height methods of tableView, tableview Row Height

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[Study Notes] [C Language] string array, learning notes String Array

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The sixth day of IOS Learning (array), and the sixth day of ios

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IOS custom colletionView (pure code)

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Usage of the predicate (NSPredicate) in iOS: (1) basic usage

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Mixed compilation of oc and swift, and mixed compilation of ocswift

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IOS proxy Mode

IOS proxy Mode Proxy mode: one object allows another object to execute certain actions for it. If you want to do one thing but do not want to do it by yourself, you need to create a proxy for the proxy to help you. It is embodied in the Code that

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