Mobile Develop

NSString .... NSString *str1 = @ "STR1"; NSLog (@ "str%@", str1); Nsarray Nsarray *arr1 = @[@ "One", @ "one", @ "three", @ "four", @YES, @ (NO), @1,@ (2)]; NSLog (@ "Count%d", arr1.count); NSLog (@ "Value%@", arr1[4]);

1. What is the shell? A: (1) The shell is a program with special functions, which is an interface between the user and the core program (kernel) of the Unix/linux operating system. (2) In order to shield the user from the complexity of the kernel,

Sometimes I may not need to click on the button to do some testing, but do not want to close the dialog box (the system by default click on any button to close the dialog box), the process is as follows: Add the following code under the Click

Definition A Fragment represents a behavior or a potion of user interface in an Activity. You can combile multiple fragments in a single activity to build a multi-pane UI and reuse a fragment in multiple Activiti Es. A Fragment have

#pragma strictprivate var m_nframecount:int = 0;private var m_issubcount:int = 0;//falsefunction Update () { var f Speed:float = 1.0f;var Fangle:float = 50.0f;var Pcurrentpoint:vector3 = Transform.position;var Paxis:vector3 = new Vector3 (1.0f,0.

The layout manager specifies how the view is arranged. View is UI control, next lesson I will organize, here we first talk about layout, large layout in my opinion is equivalent to a room, let view display, that is, the item in the room of the rules.

First, the database operationPackage com.ping.db;Import Android.content.Context;Import Android.database.sqlite.SQLiteDatabase;Import Android.database.sqlite.SQLiteDatabase.CursorFactory;Import Android.database.sqlite.SQLiteOpenHelper;/*** @describe *

Scene:There is a button in the TableView cell, I need to click on this button and then make a view on its view controller change frame, but I click this button, cause the card to die, do not crash, all events expire, I initially thought the thread

Import Frame:Code:[CPP]View Plaincopy #import #import @interface Msgplaysound:nsobject { Systemsoundid Sound; //system sound ID value range is: 1000-2000 } -(ID) initsystemshake; //System Vibration -(ID)

The use of position:fixed in the mobile web, will tread a lot of pits, in my previous article "mobile Web page Use position:fixed problem summary" has summed up a lot of bugs, but in the subsequent development of fixed unknown bugs more and more,

A brief introduction SQLite is a lightweight, cross-platform, open-source database engine that has the advantage of read-write efficiency, total resource consumption, latency, and overall simplicity, making it the best solution for mobile platform

The first question,. 9 format pictures What's the problem with our previous general picture?This is a special kind of image in Android development. Images of this format have the ability to adjust the size of the Android environment with adaptive

Error: Unable to instantiate applicationThis address: Http://blog.csdn.net/caroline_wendy error: Java.lang.RuntimeException:Unable to Instantiate application me.chunyu.paddoctor.Activity reason : android:name " Property error,

AlbumThe iphone album contains some photos of camera roll + user computer syncing. Users can select an image from an album by using the interactive dialog box provided by the Uiimagepickercontroller class. However, note: The picture Machine path in

In Android applications, animations can be used to give users a better sense of how to do animations that are implemented via XML or Android code.Animation animation effect can be implemented in two ways, one is tweened animation (gradient animation)

"Apple pay will be a gradual and slow success," Dawson said. By then, Apple Pay will be a brand-new service that will be used by large-sector users by accident. This is still a long process. ”Jacdaw, a telecoms analyst at Dawson, says Apple pay

The using unityengine;using system.collections;//should add character controller components to the machine. public class Cubet:monobehaviour {//here defines a Class, the object that is dragged to is one of the objects of the class public enum

Do iphone6 and plus when you find a problem, first look at the diagram (all the discussion is done under the real machine, non-simulator)128*750 picture is [email protected]1242*192 picture is [email protected]The reason for the round side is to be

Reprint: http://hubingforever.blog.163.com/blog/static/1710405792011656434982/here are just a few examples of using ANDROID.MK to compile the APK program. If you want to learn more about ANDROID.MK, please refer to theBrief introduction of

We used the Cocos tool to compile C and C + + source code in our previous blog. In fact Cocos Tools read \proj.android\jni\ directory android.mk files, for cross-compiling and packaging.ANDROID.MK is a compiled file, which is a small part of the GNU