at this point, the processing will be blocked until download () waits until the result, the blocking UI processing will be executed, including the last Onpostexcute (), so if a get () is not normally performed in the Onpostexcute () UI operation. ImageView image = (ImageView) Findviewbyid (r.id.image);Image.setimagebitmap (BP);}catch (Exception e) {E.printstacktrace ();}}To avoid waiting too long in Get (), you can set the timeout as follows:Bitmap bp = download.get (2000,timeunit.milliseconds)
the full lifetime .From OnStart () to OnStop (), an activity instance becomes invisible from the visible state, which is known as the visible lifetime . Note that the visibility is not necessarily at the top of the stack, and therefore must be able to interact with the user.From Onresume () to OnPause (), an activity instance undergoes a process between the active state and the paused state, both of which are active, called foreground lifetimes , or active status lifetimes .Full Life Cycle prog
running memory, can run the new MIUI 7 system smoothly, and the machine also has built-in replaceable 3060mAh capacity battery. The back of the fuselage is equipped with a 13 million-pixel rear lens, which contains the LED dimming lamp and its corresponding 8 million-pixel front camera.
High man gas thousand mobile phone recommended great God Note3
Reference price: from 899 yuan
The great God Note3 the front of the fuselage
The Android implementation Windows 8 Tile Style buttonAs follows:I'm streamlining and sorting out a simple class based on the code I've circulated online, and I'm naming it for the moment: Windows8tileimageview, the Windows 8 Tile Style button, Windows8tileimageview is actually inherited from the standard Android Image
Android Database Expert secret (8) -- use the aggregate function of LitePal, androidlitepal
Reprinted please indicate the source: http://blog.csdn.net/guolin_blog/article/details/40614197
In the previous article, we have learned all the usage of the LitePal query operation. Obviously, LitePal provides us with a very powerful query API, this makes it extremely easy to complete various types of queries. Howev
-left corner CCSize screenSize = CCDirector: sharedDirector ()-> getVisibleSize ();/ /Call the body factory which allocates memory for the ground body // from a pool and creates the ground box shape (also from a pool ). // The body is also added to the world. b2Body * groundBody = world-> CreateBody ( groundBodyDef); // Define the ground box shape. b2PolygonShape groundBox; groundBox. setAsBox (screenSize. width, 1.0f); groundBody-> CreateFixture ( groundBox, 0.0f);} void HelloWorld: menuC LoseC
Android Camera Real-Time Filter (8)1. What can Android Camera do?1. Function photo recording and video recorder (scanning applications, such as face recognition, business card recognition, and bar code recognition) 2. Implement your own Camera program based on the Camera API, a total of 7 Steps
Created with Rapha? L 2.1.2
"Share" Android Studio dedicated file Conversion tool: Save ANSI files in bulk as UTF-8 files without BOMWhen compiling Java files under Andoird Studio, there are often errors like the following:Error: (29, 43) downloading message: Ke policy home UTF-8 fermium Âμà switches Å è¡#̈亞 槧 hao 勫 瓧 quilting?Here, share a tool: ANSI files are saved in bulk as UTF-
pixels. This, however, is a temporary way of thinking, assuming that there is something better to achieve. I hope we can communicate.In addition, "Sun Qiang" also has a blog "is a man on the next 100-storey" the third layer "-high-imitation traffic bank mobile phone Client interface" to participate in the CSDN held the Bowen contest. Let's say you think these posts are helpful to you. I hope you will vote for your valuable vote. Voting address:http://vote.blog.csdn.net/Article/Details?articleid
) { This. Name =name; This. Phone =phone; } PublicString GetName () {returnname; } Public voidsetName (String name) { This. Name =name; } PublicString Getphone () {returnphone; } Public voidSetphone (String phone) { This. Phone =phone; }}We can write a test tool class to test the functionality above:The test class for Android must inherit Androidtestcase, and the method of the class must start with test PackageTestsqllite;Importandroi
Because the "-- runtime-init" parameter is specified in the previous Step 3, it indicates that the runtime Library is to be initialized for the newly created process. Therefore, the preceding parseArgs. the runtimeInit value is true, so you can continue to execute RuntimeInit. zygoteInit is further processed. Next:
Step 8. RuntimeInit. zygoteInit
This function is defined in the frameworks/base/core/java/com/androi
This article summarizes the Android 8 kinds of dialog box (Dialog) Use method, share for everyone to reference, specific content as follows
1. Written in front
Android provides a rich dialog function, this article describes the use of the 8 most commonly used dialog boxes, including common (include hint messages and
even-numbered and5 6 intnum = 2;//represents an even number between 1-507 8 Do {9 //Implementing Cumulative SummationTen One Anum = num + 2;//the value is added 2 for each execution once to determine the next cyclic condition - -} while( );//repeat loop when value is met between 1-50 the -System.out.println ("The sum of even numbers within 50 is:" +sum); -
Android (8) ViewPager page slide Switching
1. Implement sliding switching of ViewPager pages:
It is easier to use the source code of others, and this effect is often used. We hereby record it as follows:
:
Main Interface:
Public class MainActivity extends Activity {private ViewPager mPager; // page card content private List
ListViews; // Tab page list private ImageView cursor; // Animated Image priv
Android Startup Process Analysis (8) parsing the init. rc action, androidinit. rc
######################################## #####
This article is original in extreme cold ice. For more information, see the source.
######################################## #####
The previous chapter describes how to parse init. rc after it is loaded during android startup.
Parsing i
, starting to execute the process, and so forth. 2, independent of each other, the memory is isolated using virtual memory, each process has a private address space, as if our program exclusive and use of memory.V. Process life cycle for a program, the process has three states: run, Hang, die. 1, set up a task (create a process) 2, ready to run (waiting for the CPU to allocate time slices) 3, is running (in the actual running state, if not allocated to the actual CPU chip, continue to wait) 4, s
Android system development (8)-basic concepts of linx Processes1. in the traditional sense, the proc file system is used to store information on Block devices. The/proc directory is a virtual file system, where the data is stored in the memory, therefore, this directory does not occupy any hard disk space. It mainly includes the following system information: memory management system process features Data Fi
are less than 1000, which indicates that n=n+1 is not an atomic level operation. Reason is a simple variable declared as volatile if the current value is related to the previous value of the variable, then the volatile keyword does not work.V. Lock and atomic usage scenariosJDK "The design Atom class is used primarily as a variety of blocks for implementing non-blocking data structures and related infrastructure classes," the document says. the compareandset () method is not a regular replaceme
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.