Mobile Develop

The Popup popup box was created in OnCreate when the exceptionUnable to add window-token null was not valid; Is your activity running? Errors and how to modify themPopup popup is to rely on a parent window or parent View, the root cause of this

As we all know, Android has joined Navigationbar since the 3.0 release, mainly to provide virtual keys for those devices that do not have physical keys, but it is always fixed at the bottom and occupies 48dp pixel height, although it can be fully

Change planI used to be ready to write a weather app for myself and add that I've already done a small example of Android development, and feel like I can do it. As a result, these five days proved to be the wrong idea at the beginning. So the last

By compiling the Android source to get Class.jar contains a lot of Android's various API encapsulation classes.Then you can get to a jar file that contains:There are some classes you can't use, but let's make him a class we can use.That's what you

A Uiselector object can be understood as a conditional object that describes a condition that can be used with UIObject to get a control object that matches a condition.All methods are public and return the object of the Uiselector

?after IOS7 viewcontroller start using full-screen layout, and the default behavior usually involves the layoutYou can't leave this property? Edgesforextendedlayout, it is a property of type Uiextendededge, Specifies the direction to which the edge

Because of the lack of understanding of Android, so online watching video learningYesterday:Configure the Android development environment, initially want to download the corresponding SDK tool integration package directly in www.android.com later,

The end of the year 3 , the Internet mobile terminal changes,dnspod officially launched a dedicated to the application of professional interpretation services " d+ "marks the advent of a new era of fast, accurate, stable and secure access to mobile

private class ImagePagerAdapter extends FragmentPagerAdapter {         public List fileList;         public ImagePagerAdapter(FragmentManager fm, List fileList) {            super(fm);            this.fileList = fileList;        }         @Override  

With regard to the use of the service in Android, first understand the service lifecycle, the steps to develop the service are very much like the activity steps, the development service component needs to develop a subclass of service first, Then

We sometimes need to decide if this is the main thread, especially if you want to display the text on a TextView control in a callback by using someone else's frame, but I don't know if he is in the main thread, and the following line of code can

Recent contact with Android development, a lot of things do not consider the use of commonality, such as I often use the Toast, the system comes with the Toast.length_long is 3.5 seconds, Toast.length_short is 2 seconds, We sometimes find that Toast.

This situation is encountered in the project: For some reason, you need to use the vertical layout of the LinearLayout to make the ListView effect, but the ListView comes with a split line, and the bottom of the top is no split line, each item in

This line is available by defaultThe first method:Uinavigationbar *navigationbar = Self.navigationController.navigationBar; //White.png picture yourself download a pure white color block, or your own PS to do a [Navigationbar

//triggers music playback and pauses to solve the problem that iOS does not automatically play music problems var once=1; (function () {$ ("body"). Bind (' Touchstart ', function () {if (once==1) {bmusic (); })}) () function Bmusic () {if

In a blink of an eye this week's internship work is over again. 1. Summary After last week's familiarity with software processes and code, we started to do some work this week.At first I was responsible for the software repeatedly called a

In Android development, we often use to ImageView button and other clickable controls, in order to better interactive effect, we usually click on the time to give the control to set a selector, set when the click of what style, non-click when what

When using Iscroll, input and so on can not enter the content of the workaroundIscroll needs to listen to the user's touch operation so that it can respond sensitively, so it masks the rest of the default events.When using Iscroll, can not use:

Android APK version update/*** Get version Name** @return Version*/Private String getversionname () {try {Get an instance of PackagemanagerPackagemanager Packagemanager = Getpackagemanager ();Getpackagename () is the package name of your current

The latest because of learning, ask technical friends to a few source code, import source code when the real machine or virtual machine Test.Reason: Android Library projects cannot be launchedBaidu a bit, The solution is very simple answer