Turn Android to learn--context and Getapplicationcontext ()

Context-related content is often encountered in AndroidA brief discussion of the context: in the statement alertdialog.builder Builder = new Alertdialog.builder (this); , the parameter required to be passed is a context, where we are passing in this,

Android: About master Engineering and library project

Reprinted from: http://blog.sina.com.cn/s/blog_a3b9b9040101lco3.htmlOn GitHub Download the Android Open source project Quick news source code, which used to the third party project framework Vitamio, after the download of the source code into the

Storage and recovery of activity status in Android development

When the activity in the background is automatically reclaimed by the system due to the memory tension, he will re-invoke Oncretae () and then lose the previous state before it was placed in the background.This is the time to rewrite the activity of

Slice (), call (), apply () for the array object in JavaScript

To 51cto has been many years, is not how to write text, today to an introduction to JS, the article is not very large, most of the content is I refer to other people's blog after their own understanding, finishing their own. Convenient for you to

The Observer pattern for source code parsing of Android design patterns

The Observer pattern for source code parsing of Android design patterns This article is an analysis of the observer pattern in the source parsing of Android design patternAndroid System version: 2.3Analyst: Mr.simple, analysis Status: Not

Android call system sharing feature realizes sharing to SMS, mail and other

Previously wrote an article using friends and other third parties to achieve sharing, Weibo and watercress and other third-party social networking sites. This time we use the system comes with the sharing function to do, although simple, but for the

Delayed execution of a task in Android (base standby)

Delayed execution of a task in AndroidAndroid app Development in some cases need to have a delay function, such as the app home page display 3 seconds, and then automatically jump to the login page situation, which is like a preload, but this

Create secure Store Service Applicaiton

The Secure Store Service is the licensing service that runs on the application server. The Secure store Service provides a database for storing credentials. These credentials typically consist of a user ID and password, but can also contain other

[Graphic image]---Analysis of the scaletype properties of ImageView inside Android

When we write the UI layout, we often use the ImageView control, and when the control layout is written, the. 9.png image fills the ImageView control with the ImageView ScaleType property. ScaleType is an internal enumeration class for Imgeview:

Open source Android Watercress movie reader

Learning Andorid Development for some time, did a small application--watercress movie reader, as a summary of this stage of learning. The basic reader function is currently implemented, and more rich features are added later.Code hosted on GitHub,

Android Learning notes • Start from scratch "one"

Get started with Android. like most people who start with eclipse, they are a bit of a muddle. Before looking at the cocos2d, Cocos2d was later delayed, about Cocos2d Point this crossing , later update notes.Now do the Android learning notes ,

The best use of mobile programming software-c4droid

What is Q:c4droid?A:c4droid (hereinafter referred to as C4) is the most powerful C + + compiler on the Android platform, you can write your own C + + program on your phone, and you can export the program to an APK file.:

Use emoji emoticons in iOS

Can be used in controls such as iOS Uilabel,uitextview,uialertviewUse the following methodNSString *s = [NSString stringwithformat:@ "This was a smiley \ue415%c face", 0xe05a]; NSLog (@ "one----%@", s); Label.text=s; The following are the

iOS growth path-XML parsing with Nsxmlparser

Again to parse the XML, and some understanding, if there is wrong place, please point to the younger brother, thank you![HTML]View Plaincopy XML version= "1.0" encoding="UTF-8"?> result> meeting addr="203"> creator> Zhang creator>

Android APK anti-compilation reverse

The reverse of the Android APK program is much simpler than the reverse of the windowsPE file.1. Android APK program is actually a zip, can be opened with WinRAR, extract will see a very familiar directory, there are androidmanifest.xml files,

Access problems for datetime type data in the Android SQLite

about TalkSQLiteThe date type data is accessed online quite a few, but it is found to be so thin. More is to useDate, do not do date data statistical analysis, the access requirements of the relatively small direct conversionLong,

Why the background image of UIButton in iOS does not display correctly

Mainly in the introduction of the image into the project, there is no choice destination:copy items if needed.  No choice destination:copy items if needed , an image can only exist in the project as a link, and when the image moves the path, the

The Logger,appender and layout of Logback

Logback is built on top of three main classes: Logger,appender and layout. These three components work together to enable developers to record messages by message type and level, and to control the output format and output destination of messages

Updates for Android SDK and ADT

ADT version is low, causing the XML layout file can not be previewed, the update found that Google was the wall, to find online tricks to solve the problem for the time being.1. Updates to the SDK:Modify the https://to HTTP//The modification method

On the Android ListView listselector to solve cross-border issues

Today in the optimization of Bluetooth, found that the old version of the ListView Listselector in the scroll up and down when there is a cross-border situation, the manager said to solve the problem,Can not affect the experience, I also went to

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