Mobile Develop

First, the introduction of adapterAn Adapter object acts as a bridge between an and the AdapterView underlying data for that view. The Adapter provides access to the data items. The Adapter is also responsible for making a for each item in the View

Sqliteopenhelper is a tool class for managing databases provided by Android that can be used to manage database creation and version updates. The general usage is to create a subclass of Sqliteopenhelper and expand its oncreate (Sqlitedatabase db)

In the process of testing automation, it is sometimes necessary to obtain a string of toast for inspection.In Robotium, we know that we can get the textview of a toast through the Solo.getview ("message") method, and then get its string value, so

To recommend the book, I in "that two years of the Android internal skills" This article mentions, here again listed:Language class: "Deep Exploration of C + + object Model", the corresponding English version is "Inside c+++ object

1. To add content using a session box, first create a class to hold the input content, such as the person class.2, the regular expression of the shaping Judgment:matches ("\\d+"), indicating that the input is n-bit shaping.3,

Ext.: http://blog.csdn.net/chaihuasong/article/details/17499799When the finger touches the screen, the system invokes the ontouchevent of the corresponding view and passes in a series of action. When there are multiple levels of view, the action is

Often in this situation, the app receives new messages, and if the app is not in the foreground, send a notification alert in the phone notification bar. So, how to tell if the app is in the foregroundCheck whether the current app is running in the

BodyFirst, the process　　　　Ii. Description of the issueLog in to the level three interface, and then exit back to the login screen.Iii. Solutions3.1 Implementation CodeThe three-level interface calls the following code:Intent Intent = new Intent

Android Studio shortcut keys TipsCtrl+p Method Parameter HintsCTRL + Space Code hintsCtrl+shift+space can give smart hints in many casesCtrl+alt+space class name or interface name hintViewAlt+1 quickly open or hide the engineering panelCtrl+h view

Also in the Android primer, write something to summarize the record, improve efficiency, promote learning.(Some places will be harmonious, so take it apart, like on click)First of all, learn about several common implementations of button classes in

Roommates are asleep, still in the bitter force of the computer ... Neck pain is not good.    I had a few problems with the new Android project this evening and I got a summary of the:   1. When you create a new Android project, you find that finish

Transferred from: http://zyueqi.iteye.com/blog/1474323Problem descriptionProblem with SDK Manager updateFailed to fetch URL Https://dl-ssl.google.com/android/repository/repository-6.xml, reason:connection to https:// Dl-ssl.google.com refusedFailed

This article synthesizes: http://zhujiao.iteye.com/blog/1856980 and http://blog.csdn.net/maikol/article/details/6048647 two articlesHave added some of their own experience.The margin and padding of Android are the same as in HTML. As shown: The

Today, the art requires a label font to have a certain amount of space between, my data because the network request is not set successfully, can only adjust the spacing between paragraphs,Uilabel setting properties such as line

1. Empty layout2. Define layout variables in JavaMfullscreencheckview = (linearlayout) inflater.inflate (r.layout.full_screen_layout, NULL);3. Set the global Layout Listenerprivate void Createfullscreencheckview () {SECLOG.E (TAG, "Createfloatview");

New guidance, Danale bypass.The purpose of this article is to illustrate some of the configurations that need to be perfected in the early stages of the app creation, and to reduce unnecessary development. Main content: New Project

Ideas:1. Record Action_down ax, ay coordinates;2. In the action_move to determine whether to move, move the record time is canceled, no movement on the record;3. Record the time, press the coordinates, the movement coordinates display in TextView AA,

IntroductionRadiostreamis full native application for IPad and IPhone. This application Streaminternet radio music.Packagecontains-Projects:one for ipad and one-for-iPhone, so-can release hdversion for ipad and regular version F or IPhone. IPhone

Suddenly found that someone has translated the development of the development of Android documents, and translation is very good,

Look at 2 pictures firstOne, 5.1 inchTwo, 3.7 inchThird, the Code1 XML version= "1.0" encoding= "Utf-8"?>2 LinearLayoutxmlns:android= "Http://schemas.android.com/apk/res/android"3 Android:layout_width= "Fill_parent"4 Android:layout_height=