wifi data usage android

This example describes the intent usage in Android development. Share to everyone for your reference, specific as follows: Android phone software development, intent as a mobile phone software development is very important objects need to arouse our attention, in fact, intent is also the embodiment of Android Developm

: Serialization: Program Àobjectoutputstreamà Serialization ObjectDeserialization: Serialization of objects Àobjectinputstreamà programs When serialized, the serialized version can be identified by Serialversionuid. It is worth noting that serialization stores only the member variables of the object. The ReadObject () method in ObjectInputStream can read objects.The WriteObject () method in ObjectOutputStream can write to an object. For more information on

First, we make it clear that preference is related to data storage. Second, it can help us easily store data! Why must we emphasize the word convenience? The reason is that we can not use it at all. We have n other ways to implement the same function! Its appearance is equivalent to providing us with a convenient tool. Of course, this tool is not necessary. What scenarios are preference applied in? This sta

savedinstancestate) {super.oncreate (savedinstancestate); Setcontentview (R.layout.main); Longitude = (TextView) Findviewbyid (r.id.longitude); Latitude = (TextView) Findviewbyid (r.id.latitude); Location mlocation = GetLocation (this); Longitude.settext ("Longitude:" + mlocation.getlongitude ()); Latitude.settext ("Latitude:" + mlocation.getlatitude ()); }//get the Location by GPS or WIFI public Location getLocation (context co

This example describes the parcel usage in Android. Share to everyone for your reference, specific as follows: The use of parcel in Android, a container for storing basic data types and reference data types, binds data between pr

This example describes the Android WebView component usage. Share to everyone for your reference, specific as follows:If you want WebView to be able to access the network, you must add permissions within Androidmanifest.xml Main.xml is very simple, is a webview Webviewdemoactivity.java Code: Package COM.TIANJF; Import android.app.Activity; Import Android.os.Bundle; Import

This example describes the usage of database transactions in Android development. Share to everyone for your reference, specific as follows: In the development of Android applications, transaction processing is very important when using a database. First, Android database operations (especially write operations) are

For more information on Android-related content readers can view the site topics: "The basic components of Android Usage Summary", "Android View Overview", "Android Resource Operation tips Summary", "Android File Operation sk

Android Best Performance Practice (II)-analyzes memory usage and android Best Performance Reprinted please indicate the source: http://blog.csdn.net/guolin_blog/article/details/42238633 Because Android is an operating system developed for mobile devices, we should always fully consider the memory issue when developing

How to check the memory usage of Android applications and android Android is designed for mobile devices, so pay attention to the memory usage of applications. Although Android's Dalvik virtual opportunity regularly performs garbage collection operations, it does not mean t

This example describes the Baseadapter usage in Android. Share to everyone for your reference, specific as follows: Overview: The primary purpose of baseadapter is to upload a set of data to a UI display component such as ListView, Spinner, Gallery, and GridView, which is an inherited from interface class, for the basic dat