Mobile Develop

iOS Barcode scanning TechnologyBarcode scanning in IOS app, there is a free open source Sdk:zbar (http://zbar.sourceforge.net/iphone/sdkdoc/install.html) below is the effect of the implementation:The value of QR code can be easily obtained by using

1.ios9 introduces a new feature App Transport Security (ATS) . The new feature requires that the network access within the app must use HTTPS protocols: Network requests sent by the IOS9 system will be unified using TLS 1.2 SSL. With the TLS 1.2

Most of the time we need to use the picture, but the picture is too big sometimes bring some problems, it is necessary to compress the image and keep the original image of the sampleNonsense not much to say directly on the code+ (uiimage*)

Recently saw react native like a good look, curiosity driven to experience a bit and will be under the window to build react Natvie Android environment of the steps recorded, and have the needs of friends reference. (I refer to the official

This article reprinted to Guilin Rui Tuo official website www.ruituo.netTo learn more, please add qq:3167750573Reprint Please specify!the beginning of 2015, more and more Companion app beginning on the line, numerous ushered in from the first batch

Project to do the iphone version and ipad adaptation, found some information about the automatic layout of iOS, learning some of the gains and experiences to share with you.Xib layout is not said, is the connection of the line, the main share of the

1. Block declarations and thread safetyThe declaration of the block attribute first needs to use the copy modifier, because only the copy block will be in the heap, the life cycle of the block in the stack is bound to the stack, you can refer to the

One, Android has four components: Activity, Service, Broadcastreceiver, ContentProvider.1. ActivityCreate a new activity through startactivity and pass the information through intent to the new activity.If you need to return a value, use

①, first in Xcode in the build settings see there is no setting;②, account is not a number of people in use, the individual developer's account can only be tied to a computer, when another computer bound, your computer is invalid. Are you sure this

First, basic learning 1.ImageView is a picture container, just like Radiogroup is a RadioButton container, is the direct subclass of view. 1 imageviewandroid:id="@+id/img" android:layout_width="fill_parent"

ld: warning: embedded dylibs/frameworks only run on iOS 8 or laterld: embedded dylibs/frameworks are only supported on iOS 8.0 and later (@rpath/XXX.framework/XXX) for architecture armv7clang: error: linker command failed with exit code 1 (use -v to

Nything is object, objects are objects, an object is an instance of a class in memory,Property @propertyAttribute Concept OC Language There is no in C languageSelf calls the method of the current object, and the object method uses the object name of

jquery drop-down box move aroundTrigger Click button Time and then through $ ("#one option:selected") to get the target drop-down box to select the value and then add the selected to the drop-down box you want to remove the value of the original

Catalogue [-] Using Mpvolumeview Programming for System Volume adjustment 2 Operating system volume via an instance of Mpvolumeslider There's a problem! I don't like the system eject volume prompt I've changed the system

The parsing process and use of File ' s owner:1.Storyboard: Describe the software interface; iOS5.0.Xib: Description software interface; Storyboard predecessor.2.All resources within the project environment are accessed through [NSBundle Mainbundle],

In the new Android support Library, added Coordinatorlayout, appbarlayout and so on.Effect: Scroll down recylerview,tab will be hidden, scroll up recylerview,tab recovery appears. The advantage of this is that users have more space to look at the

Today called the remote Service encountered a problem, alas, 2 hours, then finally resolved, summed up to see or not familiar with the new Android Studio. So.... You can sleep!!!When using the process communication mechanism in Android studio Adil

iOS Development multithreaded article-Multithreading simple introductionI. Processes and Threads1. What is a processA process is an application that is running in the systemEach process is independent, and each process runs within its dedicated and

iOS Development UI Chapter-uitableview controls basic useOne Simple hero Display programNjhero. H file code (dictionary to Model)1 #import 2 3 @interface njhero:nsobject 4/** 5 * Avatar 6 * 7 @property ( nonatomic, Copy) NSString *icon; 8/** 9

· Eclipse Engineeringin the Android.mk file in the project Proj.android\jni directory, you need to assign a value to the local_src_files, write the CPP files used in the project, and create the project with the template as follows1 2