Mobile Develop

We do not develop a project or use other people's projects, there is a user login function, in order to make the user experience better, we usually do a function, called Save the user, this is to let the user next time to use the program will not re-

Android Intent Parameter This issue(2013-04-02 11:19:48)reproduced Tags: android Intent Category: Android Transferred from: http://blog.csdn.net/jiangxinyu/article/details/8572280The constructor Intent (new XXX.

one of the simplest applications consists of an activity and a layout. First,activity is a specific instance of the activity class that manages the user's interaction with the information screen. The functionality of the application is implemented

To publish the app to the App Store stepPrerequisite: You have written the app in Xcode, and you have applied for the app developer Account "paid $99"1:mac the CRS keychain on your computer in the application-utility: Open keychainaccess create

The case of this blog is based on some of the requirements of my own project, so some and this irrelevant content and source code, we can ignore. This kind of function, I also toss for a long time, today only learned that the big God please do not

There are several properties of ImageView's scaletype, namely matrix (default), center, Centercrop, Centerinside, Fitcenter, Fitend, Fitstart, FitxyAndroid:scaletype= "Center"Keep the size of the original, displayed in the center of the ImageView.

To figure this out, just understand what Android's so-called consumption (consume) concept of event handling is, and a user's actions are passed to different view controls and different listening methods for the same control. Any method that

Most common shortcut keys1.ctrl+e can display a list of recently edited files2.Shift+click can close the file3.ctrl+[ or Ctrl +] can jump to the beginning of curly braces4.Ctrl+shift+backspace can jump to the last edited place5.ctrl+f12 can display

Original URL: http://www.cnblogs.com/mengdd/archive/2013/01/08/2851368.htmlFragmentAndroid was introduced into fragment at Android 3.0 (API level 11).You can think of fragment as a module in activity, which has its own layout, has its own life cycle,

Original link: http://www.orlion.ga/603/First, create a databaseAndroid in order to make it easier for us to manage the database, we specifically provide a Sqliteopenhelper helper class that allows you to create and upgrade the database very simply

#import "ViewController.h"@interfaceViewcontroller () @property (Weak, nonatomic) Iboutlet Uiprogressview*Progressview;/** File Data*/@property (nonatomic, strong) Nsmutabledata*FileData;/** Total length of file*/@property (nonatomic, assign)

Original link: http://www.orlion.ga/663/1. Basic usage of notificationsTo create a notification, you first need a notificationmanager to manage the notification, which can be obtained by invoking the Getsystemservice () method of the context. The

Refer to the automatic Layout tutorial one we implemented this interface in Xcode7 (because the tutorial was done again since the earlier version of Xcode), the PIN option is not available in Xcode7.The design diagram is as follows:Implement Step

Because the mobile phone screen space is relatively limited, can be a one-time display on the screen is not much, when our program hasWhen a large amount of data needs to be displayed, it can be implemented with a ListView. The ListView allows the

The effect is to click the button, open the System library application, you can choose a picture inside the show outSet an implicit intentGet Intent object, come out with newCall the setaction () method of the Intent Object , set the action,

Original link: http://www.orlion.ga/427/First, hide the title of activityEnter Requestwindowfeature (window.feature_no_title) in the OnCreate () method of the activity's Java code, as follows:@Overridepublic void OnCreate (Bundle savedinstancestate)

Http://www.cnblogs.com/justinzhang/p/4274985.htmlHttp://tsroad.lofter.com/post/376316_69363aeAndroid Studio 1.0.2 default maximum memory is 750M, so run up very card, unbearable, machine is not SSD, finally found that this default value is can be

This article transferred from: http://www.cnblogs.com/wendingding/p/3761730.htmliOS Development UI article-implement a simple microblogging interface layout with pure code custom UITableViewCellFirst, the realization effectIi. steps to customize a

Taking photos from the machine, starting with a code test on the Web, leads to a crash like this:Java.lang.RuntimeException:Failure Delivering resultJava.lang.SecurityException:Permission denial:reading com.android.providers.media.MediaProvider URI

1, need to Roottools.jar2. Run the scriptpublic class Installeractivity extends Activity {/** called when the activity is first created. */@Overridepublic void OnCreate (Bundle savedinstancestate) {Super.oncreate (savedinstancestate);Setcontentview (