Mobile Develop

Interview written essence (i.)1. What is the difference between #import and # include, @class? What's the difference between #import<> and #import?1> #import和 # include can contain the contents of a file completely, #import能防止同一个文件被包含多次The 2> @class

Interview written essence (iv)1. Do object-c have multiple inheritance? If not, what's the substitute for??1> OC is single inheritance, no multiple inheritance2> can sometimes replace multiple inheritance with classifications and protocols2. Does

New product details, to the special sale to increase the countdown function:Using the Countdowntimer of the Android system, this classAbout the usage of this class:* Schedule a countdown until a time in the* Regular notifications on intervals along

as a bottom system big rookie, and after a few years of iOS, install a cocoapods is an egg pain-said understand and understand, say do not understand and do not understand. Because the installation process is more complex, more steps, and the online

The memory of the phone is divided into running memory (RAM) and the storage capacity (ROM) of the phone, of course, most of the phone also supports external memory card, today is only in the memory space of the phone for simple read and write

There are always some information, that's needed in many places in your app. It can be a session token, the result of an expensive computation, etc. It is often tempting to avoid the overhead of passing objects between activities or keeping those in

Sometimes Uikit's standard controls don't meet our needs, so we can customize the controls to meet our needs, such as this article will teach you how to customize a circular progress bar, and the user can change the progress value by dragging the

Introduction and usage of the iOS simulator (iOS Simulator) in "grooming" XcodeAbout iOS Simulator introduction to iOS featuresiOS Simulator is an accessibility tool that you can use when developing programs for iOS under Mac. Its function is to

There are two functions to solve this problem:1, do not open the app directly into a page2, realize the app to share the external, while the external access to the app's closed loop.This topic can be divided into two aspects, on the one hand from

Even if you find yourself today the bundle class is unclear. So take the time to look into it.According to Google's Official document (http://developer.android.com/reference/android/os/Bundle.html)The bundle class is a key-value pair, "a mapping

Common git commandsInitializationGit init plus-bare for remote repositoriesConfigurationgit config user.name icocosConfigure globalgit config-global user.name Icocosgit config-global user.email [email protected]Stategit statusAdd to Ganggit add

In iOS development often need to store data, for a relatively small amount of data can take the form of file storage, such as the use of plist files, archives, etc., but for a large number of data, you need to use the database, in iOS development

Universal file Storage1 Import UIKit2 3 classViewcontroller:uiviewcontroller {4 5@IBOutlet weak var textfield:uitextfield!6 7 @IBAction func btnsave (Sender:uibutton) {8var text = Textfield.text asNSString9 Ten //write to file

Exclusive original, drag any control to move any target, drag the control to move the entire form, in the borderless form and its friendly implementation drag and drop the mobile formhttp://www.cnblogs.com/vonly/Only original starter, vonly.net1

-(BOOL) ismobilenumberclassification{/*** Mobile phone number* Mobile: 134[0-8],135,136,137,138,139,150,151,157,158,159,182,187,188,1705* Unicom: 130,131,132,152,155,156,185,186,1709* Telecom: 133,1349,153,180,189,1700*/NSString * MOBILE = @ "^1 ((3/

On the road of Android go farther = =, in the spirit of a childlike innocence to learn, did not expect to eventually become their own career. It's not that interest that makes Bill Gates and Steve Jobs their success, but that they really do make the

Render article1) Why Rendering performance MattersThere are many apps that will need to cascade a lot of view components on the interface, but this can be very easy to cause performance problems. It takes wisdom to balance design with performance.2)

The function of Layoutinflater.inflate () is to instantiate an XML-defined layout file as a view control object;Differences from Findviewbyid:Layoutinflater.inflate is to load a layout file;Findviewbyid is to find a control from the layout file;I.

Home Car Wash app---android Client Development Network Framework encapsulation Introduction (i)the previous article gave you a brief introduction to some of the business, Home Car Wash app---android Client Development preface and business

The realization of shaking and shaking functionThe variety of functions in the AppStore is being used more and more, so we start to introduce some of the more practical iOS development today, but we touch less features, we start with a shake