how to program android

). Show (); Return } Dialog.dismiss (); Add to Database Databasehelper helper = new Databasehelper (mainactivity.this); Type: Filter phone number-1, filter SMS content -2 int type = filterphonenum.ischecked ()? 1:2; Filterbean Filterbean = new Filterbean ( -1, title, content, type); Helper.addfilter (Filterbean); Toast.maketext (Mainactivity.this, "add Success", Toast.length_short). Show ();

. R.drawable.stat_notify_chat, "The server sent a message", System.currenttimemillis ()); Notice.flags=notification.flag_auto_cancel; Intent appintent = new Intent (intent.action_main); Appintent.setaction (Intent.action_main); Appintent.addcategory (Intent.category_launcher); Appintent.setcomponent (New ComponentName (This.getpackagename (), this.getpackagename () + "." + This.getlocalclassname ())); Appintent.setflags (intent.flag_activity_new_task| i

How to Use android studio to create the first android program to load html5 pages (1) and androidhtml5 Preface Software Version:Android studio v1.0 official version, because the software has been changing a lot since v0.x, many problem search solutions are also in the v0.x version era, so first declare the version. Motivation:As we need to conduct a comparativ

Do a website of the Android client, the user installed to their mobile phone, if I have a new version how to do? To have a version update feature. Original version detection is best done automatically. But if every time you open the program, you have to first detect a round, is a waste, after all, version update is a small probability of things. Perhaps the process can be opened, judge the time, a single da

This example is from the "Android software security and Reverse Analysis" book, the author is the non-worm to see snow, thanks for providing such good books and examples.First, the toolyou get a good tool for what you do. 1.apkIDEAnti-compilation, I use here is apkide (apk change), the tools of their own Baidu bar. Individuals do not like to leave some unnecessary things in the network disk, rare finishing, Baidu a lot. I will give an official Interne

14th Lesson for Joshui teacherOne, log log outputlog.v (tag,message); Verbose mode, print the most detailed logLOG.D (Tag,message); Debug-level logsLOG.I (Tag,message); Log at info levelLOG.W (Tag,message); Warn-level logsLOG.E (Tag,message); Log at error leveltag is used to mark the source of the log message with represented. Message is the contents of this log.Two, Unit test Step1: Add the following configuration information in Androidmanifest.xml: step2 Writing Unit test codea better approach

The 14th lesson of the corresponding Joshui teacherOne, log log outputlog.v (tag,message); Verbose mode, print the most specific logLOG.D (Tag,message); Debug-level logsLOG.I (Tag,message); Log at info levelLOG.W (Tag,message); Warn-level logsLOG.E (Tag,message); Log at error leveltag is used to mark the source of the log message with represented. Message is the contents of this log.Two, Unit test Step1: Add the following configuration information to the Androidmanifest.xml: step2 write unit tes

Entrance to the 1.Java program:Static Main () method Public class extends Activity { @Override publicvoid onCreate (Bundle savedinstancestate) { Super . OnCreate (savedinstancestate); Setcontentview (R.layout.main); } Public static void Main (string[] args) { System.out.println ("Hello Dalvik");} }2.APK Running entry:Activitythread class ( APK Entry Class is Activitythread,activity is just a callback class )Activi

Use the signature mechanism for program self-check-Android anti-cracking and self-check android Self-check program written in so Main Code Import in File Header #if (CC_TARGET_PLATFORM == CC_PLATFORM_ANDROID)#include Then write Java in cpp to call the c interface #if (CC_TARGET_PLATFORM == CC_PLATFORM_ANDROID)exter

Http://androidren.com/index.php?qa=320qa_1=android-studio Running the Android program report FAILURE-INSTALL_FAILED_OLDER_SDKAs a general rule, the minimum supported SDK version is higher than the Android version of the current device, which requires modifying the manifest and Build.gradle two places.Modify the "Build.

OverviewBefore you learn a new technology, you need to understand the overall framework of this technology, so let's start with the ANDROID program structure.The Android APP has four top-level classes: Activity, Service, ContentProvider, Broadcastreceiver.Top Level class ActivityActivity is one of the most important concepts in

generated by the compiled intermediate result and the original file. APKNBSP; The nature of the file is a ZIPNBSP; package. NBSP; file it is for ANDROIDNBSP; java "," "" ". virtual machine Span lang= "en-US" style= "" >DALVIKNBSP; bytecode files run. NBSP;NBSP;LNBSP; R es: android Project, res directory contains 3 subdirectory :d rawable,layout, and values NBSP; you will use NBSP;DRAWABLENBSP; and values

Now let's write the first android program and see what it brings to us. I will not talk about the use of sdks and the creation of virtual machines. It is not important to skip the project creation process. What can we learn about the first program? Let's take a look. ^-^ Create an android project in IDE: This is the ne

Reproduced from: http://blog.csdn.net/feng88724/article/details/6333809 Author: feng88724 Android: gravity and Android: layout_gravity attributes may be frequently used during UI layout. Many people have explained the differences between these two attributes on the Internet. (Materials are from the Internet) Linearlayout has two very similar attributes: Android:

Android adds a button to exit the program and android exits. package com.example.yanlei.yl;import android.graphics.Color;import android.support.v7.app.AppCompatActivity;import android.os.Bundle;import android.view.Menu;import android.view.MenuItem;import android.widget.TextView;import android.text.Html;import android.text.Html.ImageGetter;import java.util.regex.

;To modify the program code:import android.app.Activity;import Android.os.Bundle;import Android.view.View;import Android.widget.Button;import Android.widget.EditText;import Android.widget.TextView;Public class Mainactivity extends Activity {private Button Btndosug;private EditText edtsex, edtage;private TextView Txtresult;@Overrideprotected void OnCreate (Bundle savedinstancestate) {super.oncreate (savedinstancestate);Setcontentview (r.layout.activity

1、引入：importandroid.provider.Settings;importandroid.content.ContentResolver;ps：在Setting.System中有以下标志WIFI_USE_STATIC_IPWIFI_STATIC_IPWIFI_STATIC_NETMASKWIFI_STATIC_GATEWAYWIFI_STATIC_DNS1andWIFI_STATIC_DNS22、在AndroidManifest中加入"android.permission.WRITE_SETTINGS"/>3、在Activity中可以这样用：finalContentResolvermContentResolver=getContentResolver();Settings.System.putInt(mContentResolver,Settings.System.WIFI_USE_STATIC_IP,1);Settings.System.putString(mContentResolver,Settings.System.WIFI_STATIC_IP,"你的ip地址");

Android updates are too fast. Because of its open source, it has created a number of technical companies and a bunch of solutions, which are distinctive. This is lucky for a developer who wants to gain insight into the system, but it is fatal from a product perspective. We develop applications. To ensure program compatibility, we have bought many devices for compatibility testing, but it is often unsatisfac

The example of this article describes the Android programming implementation of a key lock screen program. Share to everyone for your reference, specific as follows: As far as I know, all Android phones use the power button to manually lock the screen. When I use mobile phone, the number of manual lock screen in one day is absolutely not less than 30 times. If a

The Androidmanifest.xml file on the Android project has the following configuration for activity: The scheme,host,port,pathof the properties of data in the filter configured in Androidmanifest.xml is identical to the HTML. The HTML page code looks like this: So there are two programs that can handle this jump link: One is the browser of the system, and the other is the activity that configures the intent-filter. If this app is not installed, then th