Mobile Develop

In order to make the user feel at home.On the main platform, I recommend these font styles:/* IOS */font-family: ' Helvetica Neue ', Helvetica, Arial, Sans-serif;/* Android */font-family: ' Robotoregular ', ' Droid Sans ', Sans-serif;/* Windows

First, there are three ways to parse an XML file in Android, Dom,sax,pullHere we'll talk about pull, and later on sax and Dom.Pull is an event-driven XML parsing method that does not need to parse the entire document, the returned value is numeric,

the difference between 1.Collection and collections . Collection is the parent interface of the collection class, which inherits from the main interface of his Set and the List.Collections is a helper class for a collection class that provides a

/** * Get thumbnails based on the specified image path and size This method has two advantages: 1. * Using a smaller memory space, the first fetch of the bitmap is actually null, just to read the width and height, * The second read bitmap is based

In real-world development, many times it is necessary to manually write code to create a button.In the development process, not every time through the storyboard drag control to complete the UI interface, because storyboard above the interface is

In the project development need to use to barcode scanning, because previously tested zxing, feeling recognition speed and function are good, so direct reference. However, in the actual development process, but encountered a continuous scanning

It usually takes a lot of time to load the data in the network, this time the program often need to write a hint is loading data pop-up, this article in two ways to achieve the effect of dialog: Frame animation implementation and GIF dynamic graph

Compared to the backpack has been in the brush, the problem can be considered the most pure DP, write down a simple question.Test instructions is said cows in 1 trees and 2 trees back and forth to move apples, there is a limit on the number of moves,

Wallpaper Describes how an activity uses a style to wallpaper the system as the context of the current activity.This is the definition of wallpaperactivity in Androidmanifest.xml: android:label=" @string/activity_wallpaper "

Method for dynamically changing the position of a control: setpadding () changes the layout position. If I'm going to move ImageView down 200px:imageview.setpadding (Imageview.getpaddingleft (), Imageview.getpaddingtop () +200,

I. Introduction of SlidingmenuI believe that everyone is not unfamiliar with the slidingmenu, it is a relatively new set interface or configuration interface effect, in the main interface left or right slide appear to set the interface effect, can

What are the development models for app development?Mobile internet before a few very broad, app mode is also the most mainstream mode! Shanghai Gentlemen Http://www.uniguyit.com, an app developer, points out that there are few more mature models in

The Main.xml code is as follows: The. Java program is as follows:Package Org.lxh.demo;import Java.io.file;import Android.app.activity;import android.app.alertdialog;import Android.app.dialog;import Android.content.dialoginterface;import

Reprinted from: http://blog.csdn.net/feng88724/article/details/6333809 feng88724The Android:gravity and Android:layout_gravity properties may often be used for UI layouts.On the difference between the two properties, there are many people on the

First, when an event response occurs, you must know who is responding to the event. In iOS, the responder chain responds to events, all event responses are subclasses of Uiresponder, and the responder chain is a hierarchy of different objects in

Header files: Function: __android_log_print (android_log_xxx,log_tag,content)The first parameter is a log level, such as:V:android_log_verboseD:android_log_debugI:android_log_infoW:android_log_warnE:android_log_errorThe second parameter is a log

In the second article, "How touse handler to implement message distribution mechanism in Android (i)", we talked about the main thread of the Looper is the Android system in the launch of the app, it has helped us to create a good, Assuming that you

OverviewBrowser cache can be said to be a double-edged sword, on the one hand can greatly accelerate user access speed, save bandwidth; On the other hand, when the version is updated, the cache is a headache, the browser may use the cache rather

Given n non-negative integers representing an elevation map where the width of each bar are 1, compute how much WA ter It is the able to trap after raining.For example, Given [0,1,0,2,1,0,1,3,2,1,2,1] , return 6 .I do the topic, generally in

Start the code for the Layer animation: Mysuperlayer parent Layer cftimeinterval pausedtime = [Self.mysuperlayer timeoffset]; if (Pausedtime > 0)//after pausing to use { self.mySuperLayer.speed = 1.0;