video calling app for android

I know less about the development of the service side, do not know what the heroes recommend to learn what technology, read what books, or good advice? And what technologies and frameworks are used in the current mainstream app service, and what frameworks and technologies are used in Python development? Thank you for your answer first! Reply content:General apps need to interact with the server, and app de

modify the value of each item element defined in Theme.dialog, and then we use Customdialogtheme instead of Theme.dialog in the Android Manifest file. 2. Set the theme in the program if necessary, you can load a theme in the activity by using the method Settheme (). Note that if you do this, you should initialize any view before setting the theme. For example, before calling the Setcontentview (View) and i

I mainly want to summarize the ideas about Android mobile app in the forum. I think they can be implemented or interesting, and they can be used if they are not creative in the future. I also hope to help you. If you have any good ideas, remember to comment and leave a spark of your thoughts !!!!! 1. Programming controls the short circuit of the cell phone battery and turns it into a grenade. in case of dan

attribute does not belong to the namespace, as follows:LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:custom="http://schemas.android.com/apk/res/com.example.customviews">com.example.customviews.charting.PieChart custom:showText="true" custom:labelPosition="left" />LinearLayout>Note : To avoid entering long strings of namespace names, the example above uses the xmlns directive, which can be assigned cu

Google opened the App source code for this year's I/O conference to help Android Developers Although this year's Google I/O 2014 conference has ended, the I/O 2014 Conference App dedicated to serving participants has not been ruined, now Google has opened the source code of the I/O 2014 App. As a development templat

IntroductionToday, Android, iOS, the world, what Tizen, COS blabla are ants, a look at know is to send leadership or to spend research and development funds output products, is not to win the market, for just won the leadership a smile, completely can be ignored. Android development and because the development of Java-based language, entry threshold is very low lead to basically a programmer, soak two days

This article was reproduced from: http://www.jb51.net/article/82281.htmThis article mainly describes the Android app call Mediarecorder implementation of the recording function instance, Mediarecorder is very powerful, not only can be used to record audio can also record video, the need for friends can refer to the nextMediarecorderAndroid Mediarecorder contains

Original: Android Project Combat (41): Game and video type apply status bar immersive effect　　Demand:Mobile app, when playing a game or full screen watching video will find that this time the top of the mobile phone status bar is not displayed, when we swipe down from the top of the phone or the bottom of the phone to

test: Android Download and install more platforms and tools and channels, iOS mainly have appstore,itunes and testflight download;7, upgrade test: can be upgraded the necessary condition: the old and new version has the same signature; the old and new versions have the same package name; there is an identifier to distinguish between the old and the new version (such as the version number), for Android if t

, your own knock code to complete the line;as follows, create a folder:Copy the previous file in:Implemented separately:Net_qiujuer_ndkdemo_jni_mathkit.cpp 12345678 #include JNIEXPORT jint JNICALL Java_net_qiujuer_ndkdemo_jni_MathKit_square(JNIEnv *env, jclass cls, jint num){returnnum*num;} Net_qiujuer_ndkdemo_jni_stringkit.cpp 12345678 #include JNIEXPORT void JNICALL Java_net_qiujuer_ndkdemo_jni_StringKit_setNull(JNIEnv *env, jclass obj, jstr

Video • Youku edition is a high-quality mobile video client tailored for Huawei mobile phone users Huawei video? Youku version of the app, this Youku video customization version, than the official version and Play Store version of the size of a small half of the permissions

Author:Icefish@Insight-Labs.org0 × 01 what kind of app sensitive information can we get on android phones?Sensitive app information on mobile phones: Address Book, communication record, text message, account and password of various apps, input information and materials, and other photo and video materials0 × 02 What me

original apk file size)Installation process:Copy the APK installation package into the Data/app directory, unzip and scan the installation package, save the Dex file (Dalvik bytecode) to the Dalvik-cache directory, and create the corresponding application Data directory in the Data/data directory.Uninstall process:Delete the files and directories created in the above three directories during the installation process.Detailed installation processProce

Objective In the case of Android, where the RAM is on top of the G, there's no need to worry too much about the app's consumption of Android memory, but what I do in the real world is the education of primary school App,app buttons, backgrounds, animation transformations are basically all pictures, on 2K screen (resol

[Java] package cn. c; import java. io. file; import android. app. activity; import android. content. intent; import android.net. uri; import android. OS. bundle; import android. OS. environment; import android. view. view; import

populateallregistries (...) call, while populateallregistries (...) called in construct () of playerengine, And it is calling populaterecognizerregistry (...) previously, a populatenoderegistry (...), populateallregistries (...) go back to populaterecognizerregistry (...) first, read the config file (/system/etc/pvplayer. conf), load the dynamic library with the same UUID as pv_recognizer_interface in... (Why is a uuid specified here? The UUID corres

Android App development skill map, androidapp Operating System Windows/MacOSX/Linux Programming Language Java HTML/JS (Hybrid/Web App) C/C ++ (NDK) SQL (DB) Kotlin Development Tools IDE Android Studio Eclipse Debugging tools Network debugging Charles Wireshark Fiddler

() method, you can directly in the HTML page to execute the JavaScript method, first define a JavaScript method to Java call:Java calls a JS function with no return value for parametersfunction callFromJava(str){ console.log(str); }Java-side invoke JavaScript method:public void javaCallJS(){ webView.loadUrl("javascript:callFromJava(‘call from java‘)"); // 可以在loadUrl中直接给Javascript方法直接传值 }Call JS a function with parameters that have a return valueAndroid before 4.4 did not provide a direct

First, the preface Before reading this article, you need to understand a few things first: 1. What is the cold start time for Android? Cold start time is the time between when the user clicks the app from the desktop of the mobile phone and the Activity calling method of the startup page onCreate() . 2. What happened during the cold start time period? First

, configure the Intent-filter sub-tab, where you can configure the action and category Application Scenarios start an activity in the same app with an explicit intent. Explicit startup efficiency is significantly higher than implicit because the display directly specifies the target activity, which implicitly needs to traverse all the app's manifest files activate activity in different applications with implicit intent. When using im