android 4 2 emoji

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Android Practice Notes (4) --- basic concepts of Fragment,

Android Practice Notes (4) --- basic concepts of Fragment, Android Practice Notes (4) --- basic concepts of Fragment For more information, see coder-pig. Fragment I believe everyone will be familiar with it, slide side, drawer effect, DialogFragment, etc. Fragment is used. The basic concepts of Fragment have been descr

Android FM module learning-4 source code analysis (5)

Android FM module learning-4 source code analysis (5) In the previous chapters, we analyzed several main class files of the FM module. What we want to analyze today is: FMTransceiver. java Public class FmTransceiver {/* Primary FM States: * FM will be in one of the 4 states at any point of time * '0'-FMState_Turned_Off * '1'-FMState_Rx_Turned_On * '

. NET programmer for Android Learning 4: Using xutils Get post data

Before using some network to find the class for network access, and later found that the Android development has a Chinese class library xutils more comprehensive, but also more classic, so the subsequent use of Xutils class library to record.In this case, WCF is used by the server to write the WCF service side in: http://www.cnblogs.com/madyina/p/3454741.html Download deploymentThe service description is as follows:All

Android development: Your SMS Verification Code (2), android Verification Code

Android development: Your SMS Verification Code (2), android Verification Code A gentleman is eager to speak in words.-The Analects of Confucius Recently, when we feel unwell, we have noticed that the body is really the most important thing. No matter how busy we are, we must rest on time, stick to running, exercise, and do some cervical exercises, don't let us g

Udacity Android Learning Note: Lesson 4 Part A

Udacity Android Learning Note: Lesson 4 Part A/titer1/archimedes of dry Goods shop choresSource: Https://code.csdn.net/titer1Contact: 13,073,161,968Disclaimer: This document is licensed under the following protocols: Free reprint-Non-commercial-non-derivative-retention Attribution | Creative Commons by-nc-nd 3.0, reproduced please specify the author and source.Tips:https://code.csdn.net/titer1/pat_aha/blob/

Android Notes-4-implement landing page and jump and simple registration page

implement landing page and jump and simple registration pageFirst, let's look at the XML code for the layout login.xml  Let's look at the first line, which is mainly about XML version information and encoding format. The next is the point, the code is written, we can see how the layout of the code is also easy to debug, then this time need to click on the graphical layout below, this is a visual editing window, we write the XML code is what it looks like, You can see it here, so this is very con

Web-android Engineer first form -4-1 Java conditional statement if

Source: http://www.imooc.com/code/1353In life, we often need to make judgments before deciding whether to do something. For example, if your test score is greater than 90, reward an IPHONE 5S. You can use the if condition statement to implement situations where you need to determine the condition before the condition is met.Syntax: Execution process:Such as:Note: If the IF condition is set when the execution statement is only one, it is possible to omit the curly brace drop! But if there are mul

Android with bitmap drawing preview, video image resolution is 4:3, phone resolution is 540x960 (9:16), image is stretched how to do?

Problem descriptionVideo capture using V4L2, capturing video data with a resolution of (4:3) and previewing the image on an Android device using the Canvas,drawbitmap methodAndroid Device resolution is 540x960 (9:16), so the full screen preview when the image is stretched, how to solve this problem?No train of thought Ah, which great God Guide!!Here is the code of the picture, the gods help to seePublicvoid

Open-source Android development framework ------- PowerFramework experiences (4) Database Management DBFarmer and. netframework open-source

Open-source Android development framework ------- PowerFramework experiences (4) Database Management DBFarmer and. netframework open-source DBFarmer is a collection of PowerFramework database management tools. Objects can be stored. Parameters added with setter and getter are included in the database. Each parameter serves as an item, and the int type id or _ id is used as the primary key. The database name

Android Camera Real-Time Filter (4), androidcamera

Android Camera Real-Time Filter (4), androidcameraImplementation of custom algorithms based on PS special effects on Android platform Created with Rapha rjl 2.1.2 Start Image Bitmap Get pixel getPixels

How to update album information in Android technology 4:android4.4

(Intent.action_media_scanner_scan_file, Uri.parse ("file://"+file ));4 }5 //Traverse Folder6 Private voidFolderscan (String path) {7File File =NewFile (path);8 if(File.exists () file.isdirectory ()) {9file[] Array =file.listfiles ();Ten for(intI=0; i){ OneFile f =Array[i]; A if(F.isfile ()) { -String name =f.getname (); - if(Name.endswith (". PNG") || Name.endswith (". jpg")){ the FileScan

Android Development Series logs-(4)

1. contentprovider1. What is contentproviderContentprovider is one of the four Android components used Program To other programs.When sharing data Code Encapsulated as a method without directly exposing the data to improve security.You can register a contentobserver for contentprovider to monitor data modification in real time.2. How to create and access contentprovider *****Define the class to inherit cont

[Android: How to Use actionbar-actionbarsherlock in Android 2.x

(bundle savedinstancestate) {super. oncreate (savedinstancestate); setcontentview (R. layout. main); getsuppactionactionbar (). setdisplayhomeasupenabled (true);} @ overridepublic Boolean oncreateoptionsmenu (COM. actionbarsherlock. view. menu) {getsupportmenuinflater (). inflate (R. menu. main, menu); return Super. oncreateoptionsmenu (menu);} @ overridepublic Boolean onoptionsitemselected (Menuitem item) {Switch (item. getitemid () {case R. Id. menu_settings: Toast. maketext (this, "actionbar

Android Learning Series (4) -- App adaptive draw9patch without distortion background

cannot be scaled, and the other four blocks can be scaled ), so it is called 9.png. 3. Use Draw9Patch. jar to create a 9. PNG Image to define the stretch area.9. PNG format. Below we use the Draw9Patch provided by Google (run the Draw9Patch under the android-sdk-windowsools directory. bat. 9. PNG image.Step 1: Prepare the image to be stretched.A very small image. I want to fill in the content of the article in the middle of the background.Step

Android Learning Notes (4) Intent Primary learning

is no return value, this one. But to write a //onactivityresult method is as followsprotected void Onactivityresult (int requestcode,int resultcode,intent data)//Learn to construct it with a method constructor! {if (Requestcode==request_code)//Prevent many-to-one {if (Resultcode==secondactivity.result_code)//prevent a-to-many {Bundle bundle= Data.getextras (); String str=bundle.getstring ("Back"); Toast.maketext (Mainactivity.this,str,toast.length_long). Show ();}}}Defined in Secondactivi

Develop an android driver that can count words (2) Develop an android driver that can count words (3)

Develop an android driver that can count words (1) 5. Specify Driver-related information Although it is not necessary to specify this information, a complete Linux driverProgramThe driver-related information is specified. You must specify the following information for the Linux driver. 1. Module Author: specified using module_author macro. 2. Module Description: Use the module_description macro to sp

Android Meterial Design-Defining Shadows and Clipping Views (defines shadow and cropping Views)-(4), deepawmeterial

Android Meterial Design-Defining Shadows and Clipping Views (defines shadow and cropping Views)-(4), deepawmeterial Reprinted please indicate the source: http://blog.csdn.net/bbld_/article/details/40539131 Material Design introduces deep UI elements. It helps users understand the relative importance of each element and focus on what they are doing. A view (control), represented by the elevation of the Z at

Android Meterial Design-Defining Shadows and Clipping Views (define shadow and cropping Views)-(4)

Android Meterial Design-Defining Shadows and Clipping Views (define shadow and cropping Views)-(4) Material Design introduces deep UI elements. It helps users understand the relative importance of each element and focus on what they are doing. A view (control), represented by the elevation of the Z attribute, determines the size of its shadow. A view with a higher Z value has a larger shadow. Views only ca

In-depth introduction-Android system migration and platform development (14th)-sensor Hal framework analysis 4

. indexofkey (ident); // set the device to the default latency level if (info. rates. indexofkey (ident) According to the sensordevice methods, the specific implementation is all implemented by the device operation interface function encapsulated by msensordevice. These device operation interfaces are implemented at the Hal layer, in fact, sensordevice is only the device operation object of sensorservice, which encapsulates the operation of the device. What these operations actually "work" is t

(Android map development) 4. Map offset Solution

based on actual business needs) 3) then, randomly calculate the latitude and longitude offset for this region and take an average value, 4) locate the map to obtain the current latitude and longitude, and find the offset of the corresponding region, 5) Merge the offset and display the map Advantages: Convenient and supports mainstream map suppliers Disadvantages: Only small-scale correction is supported. If a large-Range correction is performed, the

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