Mobile Develop

Receive the Home key broadcast event in the appFirst, customize a broadcastreceiver: classHomekeyeventbroadcastreceiverextendsBroadcastreceiver {Static FinalString System_reason = "REASON"; Static FinalString System_home_key = "HomeKey";//Home

Solution file-(Instancetype) Initwithcoder: (Nscoder *) Adecoder{if (self = [super init]) {unsigned int count;ivar* Ivars = Class_copyivarlist ([self class], &count);for (int i = 0; i Ivar Ivar = ivars[i];Const char* name = Ivar_getname

Speech recognition system in order to facilitate people's lives, many aspects can be implemented by voice commands instead of manual input to execute the desired command. Now do some good speech recognition of the open platform for us to use, one is

Translated from: https://developer.android.com/guide/components/processes-and-threads.html#ProcessesAlways feel that reading any book is better than looking at the official Android documents, authoritative and comprehensive, all dry!Processes and

The three most important features of restful services are * * stateless * * (statelessness), * * Unified resource Positioning * * (Uniform Resource identification) and * * cacheable * * (cacheability).RESTful services are always stateless. Each time

When using retrofit, it is sometimes necessary to set the Set-cookie and other request headers, if each URL is required, then a direct interceptor is good.Official Note: OKHTTP3 under Okhttpclient list interceptors () method, returns

The sixth chapter mainly introduces the Java programming Interface program under the Android environment. Includes LED interface, serial port, ZigBee and driver, Wi-Fi interface, player and so on.(1) LED driver circuit: GPIO interface, Port group

iOS Development UI Chapter-quartz2d use (Matrix operations)first, about the matrix operation1. Draw a quadrilateralA four-sided drawing is done by setting two endpoints (length and width). Code:-(void) DrawRect: (cgrect) rect{ // draw

Yesterday's "Mobile Web development Skills" in this article, we have a good response, because these problems in the daily writing of mobile pages, often encountered. So the article is still super practical, so we continue today to share the mobile

Scheduled TasksLearning Essentials:How to set a common command for a scheduled taskHow to run PHP programs regularlyMost of the PHP programs run on Linux, where the LinuxCommands for timed tasks:1. Scheduled Task Service provides crontab command to

Android View Class Onclicklistener and Dialoginterface class Onclicklistener conflict resolutionImporting these two, as shown below, will prompt one of them to conflict with the other.1import Android.view.view.onclicklistener;2import Android.content.

1 OverviewActivity start-up is divided into implicit and explicit two, to use the implicit start, then Intentfilter is a very important point of knowledge.The matching rules for Intentfilter are explained here.2 Basic

#! /bin/Bashproject_path=$(dirname$0) Project_config=Releaseoutput_path=~/Desktopbuild_scheme=Ykticketsappworkspace_name=Ykticketsappparameter=":p: c:o:s:w:h:" whilegetopts $parameter optname Do Case "$optname" inch "P")

How the App communicates:Client App Server ServiceSend HTTP requests from the client to the server, the server does the corresponding processing, return the corresponding data to the client, the data to have strict format, the common JSON and

Sending the user to another app (enables users to jump to other applications)This series of articles in my study of Google Developer documentation combined with Google translation and their own understanding of the writing, I hope to learn Android

Core technology:Caching technology, Scheduled tasks1 static Cache,2.Memcache Redis CacheUse caching to reduce server pressureStatic caching of static files saved on diskPHP operation cache: Generate cache, get cache, delete cache;class File ()

Use of Recyclerview (Android Development Essentials, replace ListView)when someone reads your code, says you're still using the ListView? Is it too soon to keep up with the times? Yes, today will bring you a ListView of the latest upgrade control

Participated in many conferences, read a lot of propaganda, gradually you also read the "conference highlights", which is the technical people, market people racked their brains, the results of overtime, more infiltration of the enterprise's future

My book Sync release: Play Appbarlayout, cooler top Bar The previous article, "Coordinatelayout is so simple to use" to CoordinateLayout explain the use of, and today we will talk about the use of several View : AppBarLayout ,

Write it in front.An Android app is a Linux process in which each application runs in its own process, not interfering with each other and is more secure.One application corresponds to a main thread, which is what is commonly referred to as the UI