IOS

It can be compiled CodeIf you change to a lower version of RedHat, the error "'ios _ base' undeclared (first use this function)" is returned )" It is estimated that there is a problem with libstdc ++ in earlier versions, but I do not know how to

Apparchitect is a startup participating in disrupt ny this year. Its products are silly IOS application development tools. Users can use simple drag-and-drop operations to develop iPhone, iPad, and Chinese tablet applications. You do not need to

To create a small tool software requires root permissions. After countless attempts by Google, this problem is finally solved. The idea has been mentioned in many articles. First, install the application to the/applications directory. I package it

During iOS development, each person has a different developer Certificate/private key. The app can run on the iPhone only after the code is signed using this private key. The configuration file used in the project to determine which private key

This type of program needs to be used recently. After studying it, we will share the results with you. Nsicationicationcenter is specially set for message communication between different classes in the program, which is extremely convenient to use,

1. appdelegate. h// By default, the template introduces the program using the "class" framework, that is, the uikit. h header file, so that it is included in the program.# Import  // Here @ Class declares that the "class" name in the program is

There are currently two ways to send emails in IOS. You can use Openurl to open the IOS email app and use mfmailcomposeviewcontroller to bring up the email interface in the app to send emails. There are a lot of introductions to the two search

Before calling the drawrect: Method of the view, uikit automatically configures the drawing environment to make the upper left cornerThe origin of the coordinate system. The quartz call in this environment can be correctly traced in the view. View

1. Use xcode to modify the IOS project name and path name   Yes, good; wrong, correct. ------ Preface System 10.7 lions Development Platform xcode 4.5.2 Old project name myproject-iPad After modification, the new project name fjsk-iPad Click project

IOS listens to app volume changesMethod 1:In the applicationdidfinishlaunching function, add[[Nsicationcenter center defacenter center] addobserver: SelfSelector: @ selector (volumechanged :)Name: @

Http://www.ieliwb.com/ios-framework-tools/     Several common open-source class libraries and: 1. JSON encoding and decoding2. gtmbase64 base64 encoding and decoding3. touchxml Parsing4. sfhfkeychainutils securely Save the user password to

Cocoa only supports two built-in parameters. What should we do if there are more than two parameters? The following code shows how to implement a method to call more than seven parameters (from three20) Upload upload-(ID) Upload mselector :( SEL)

Basics: Introspection is the inherent capability of objects. When running a program, objects can reveal their basic features based on requests. You can send a message to an object to ask its own related questions. The object will provide you with an

iBoot-99 1.0b (Build 1A420) [Unreleased]iBoot-159 1.0 (Build 1A543a) 1.0.1 (Build 1C25) 1.0.2 (Build 1C28)iBoot-204 1.1 (Build 3A100) 1

Introduction: This article records the problem summary and solutions when using static libraries in IOS. How to Create a static Library: 1: detailed steps for the master project to associate with the static database I. Associate the static

In IOS coredata, multi-table queries do not have SQL intuition, but coredata can still perform related operations. For multi-table queries, there must be a certain relationship between the table and the table. For operations such as external

Today, we started to use the Baidu map API to implement related geographic location functions. In accordance with the official documentation: http://developer.baidu.com/map/sdkiosdev-2.htm After a series of introductions, pay attention to the

In fact, I usually seldom describe the controls in my blog. However, the main tabbar is much more important than other controls, and the production needs to be more complex. For this reason, I wrote a tutorial to record the principles and ideas for

// Create an unchangeable dictionary nsdictionary * dictionary; dictionary = [nsdictionary dictionarywithobjectsandkeys: @ "Good lucky", @ "why", @ "Bye bye", @ "how ", nil]; // The number of elements in it is an odd number (excluding the last nil,

// Initialize textfield and set the position and sizeUITextField * text = [[UITextField alloc] initWithFrame: CGRectMake (20, 20,130, 30)]; // set the border style. The border style text is displayed only when it is set. borderStyle = custom;