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recycleunchecked () method above:
1. Empty the Message object field to be reclaimed (avoid a static message pool memory leak due to the message being too large). therefore, regardless of how large the original message object is, and is eventually cached before the message pool is empty, the memory size of these cached message objects
Application Upgrade: If you want users to seamlessly upgrade to a new version, you must sign with the same certificate. This is because only the same certificate is signed and the system is allowed to install the upgraded application. If you have a different certificate, your application will be asked to take a different package name, in which case it
Parcel, which means "packaging. What about packaging? It is for serialization.
If you want to pass an integer between processes, it is easy to directly pass the line; if you want to pass a string, it is a little complicated: You need to first allocate a memory that can hold the string, then copy the string to the memo
This is stackoverflow on the answer of a netizen:Original address: Http://stackoverflow.com/questions/3572463/what-is-context-in-android
As the name suggests, its the context of the application/object. It lets newly created objects understand what have been going on. Typ
Today's whim, wondering: After a bindservice B in Android, what happens if A or B is killed?1. Kill A, no doubt it should be:
B won't be stopped.
2. Kill B, what's going to happen?
A'll receive onservicedisconnected call back.
And A would reconnect B?
Or A would re-bindservice B?
Or A would receive onserviceconnected B, if B
Intent = new Intent () to start the service; Set the Action property intent.setaction ("Com.example.service.FIRST_SERVICE") for intent; Start.setonclicklistener (New Onclicklistener () {@Override public void onclic K (View arg0) {//Start specified service Startser Vice (intent); } }); Stop.setonclicklistener (New Onclicklistener () {@Override public void OnClick(View arg0) {//Close specified service StopServ
Screen orientation changes occur in many applications, but what happens when things change?Let's write an app to test it.Here's the code: http://download.csdn.net/detail/edwardwayne/8594291We wrote a few important stages of the Android life cycle oncreate,onresume,onstart,ondestory,onstop approach in mainactivityCalling the Toast method in it tells us that there are no triggers at these stages.In addition w
/**
* Test the difference between using intent to pass a value directly in Android and using bundle to pass a value.** You are welcome to ask questions.* By garretly* Mail garretly@gmail.com*/
I went around EOE a while ago and saw someone asking me what is the difference between intent and bundle.
Since intent can pass the value, why do we still create a bundle
I recently made an iPhoneProgram, You need to use the database, so you are too lazy to learn core data, so you simply use the SQLite database.
I used Lita (http://www.dehats.com/drupal? Q = node/58) Create a database, and then use nsfilemanager to copy the database in the project to the document directory in the program sandbox on the device, the database in the sandbox is different from the size of my original database! In a previous post ([
This is an Android UI design slide from the official Android Developer blog, and 51CTO translators will be able to help the Android developer by translating 5 parts of the tutorial. This article is the first part of Google's Android
Traditional website construction can be said that the internet has just arisen when the product, has been synonymous with the past, now if there are enterprises to choose this kind of traditional construction station services, can only say that business leaders on the internet this piece of attention, or no internet thinking consciousness, even say no sense of crisis, there are sites and no site relationship is not big, Indifferent attitude. Some busi
web, you need to develop a php type, and then you must at least understand the http protocol. If tianyao is not good, you 'd better develop a network protocol, see the application layer such as http and ftp from the hardware cable. only when you understand the network can you understand how the web works. For example, the php background language is used for http protocol (of course, apache
What is Java?Java is both a programming language and a platform. Java programming languageJava is a high-level programming language with the following characteristics:SimpleObject orientedcan be distributedCan explainStrongSecurityStructure ofLightPowerful featuresMultithreadingDynamicJava can be either compiled or in
Author: Zhing, Tencent Mobile client development engineerCommercial reprint please contact Tencent Wetest authorized, Non-commercial reprint please indicate the source.original link: http://wetest.qq.com/lab/view/349.html wetest Guide
When we write a program with a UI, if you want to get the input event, just write a callback function, such as (Onkeyevent,ontouchevent ...), the input event may come from the button, from the touch, also from the keyboard, in fact, the soft keyboard
to focus on a number of deep-seated issues, studying all aspects of the phone and asking questions.
5. When I asked them to return their phones, they seemed reluctant. When they return my phone, they compliment Firefox OS.
You might think it's too good to say, but frankly, I've seen this kind of feedback from a lot of people. This is interesting. The more people have seen the Firefox OS, the more I believe it will be a market change. The Firefox OS
Now that the mobile device sector is almost unified by Android and iOS, smart terminals are becoming more powerful and popular, so how do we choose to face so many devices and Android and iOS?If you are a userIf you do not bad money, it is best to buy ios,iphone or ipad, is
This article is absolutely original, welcome to reprint, but reprint please remember to indicate the origin of the article: http://blog.csdn.net/izard999/article/details/39891281
have been working on Android for nearly 4 years, recently changed to a unit to do technical director, get outsourced code found is Struts2 do, 5 years ago on the Struts2 or have some in
%
Android holds about 66.77% per cent of global market share, according to data released by StatCounter, the first comprehensive agency, and the second most popular is the IOS operating system, which has a market share of 18.14%.
Although this data allows us to determine which two platforms have the largest number of users, it is interesting to note that the "8
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