Mobile Develop

The app in Android is to swipe down in the ListView to load more features, and don't judge in the Onscroll method, so that when you swipe to the bottom, maybe we need to trigger something, like load more, hide a control, and so on.The first method

First, the simple and practical nsurlconnection(i). Simple request Process 　　 ///1. Create a URL (resource path)Nsurl*url = [Nsurl urlwithstring:@"http://f.hiphotos.baidu.com/image/pic/item/d6ca7bcb0a46f21ff3649fbaf5246b600d33ae83.jpg"]; ///2.

1, first to introduce the advantages and disadvantages of touch event and gesture recognizerTouch event and gesture recognizer there's a direct relationship between the two. Gesture recognizers evolved on the basis of touch events when we use the

Get System VolumeGet the ringtone and volume of your Android phone through the program. Also, the way to set the ringtone and volume is simple! The way to set the volume is also simple, Audiomanager provides the method:Publicvoidsetstreamvolume

Android.permission.ACCESS_CHECKIN_PROPERTIES//Allow read and write access"Properties"Table inCheckinDatabase, change the value can be modified uploadAndroid.permission.ACCESS_COARSE_LOCATION //Allow a program to accessCellidOrWiFiHotspots to get a

recently received an item: Place your phone on a cradle with an NFC card and the phone will automatically unlock, then open the appropriate appI use: Hangzhou Bus General card as an NFC card +coolpad mobile phone testThe effect is as follows:1, the

iOS Development database Chapter-fmdb Database queue (bottom)One, code example1. You need to import the Fmdb framework and header files first, since the framework relies on the Libsqlite library, you should also import the library.2. The code is as

If you submit an IPA package that does not contain the necessary icon, you will receive a similar notification, why is it Icon-76?Because the game that we develop is supported by default for iphone and ipad, according to the official reference icon-7

Activity:PackageCom.itheima.senddata;ImportAndroid.os.Bundle;Importandroid.app.Activity;ImportAndroid.app.FragmentManager;Importandroid.app.FragmentTransaction;ImportAndroid.view.Menu;ImportAndroid.view.View;ImportAndroid.widget.EditText; Public

Before the development of the app, has been more old-fashioned, is eclipse+ phone debugging. Actually also always want to change as+genymotion, feel Google push IDE, now quit, finally have the opportunity to re-match development environment.In fact,

1.metadata can be written under application and can be written under activity as a global or activity-shared dataSave as key-value pairsThe 2.data tag is a sub-label of the Intent-filter, limiting the intent mimetypeThe difference between 3. and is

Today I studied Xutils, summed up, learn and review it. Xutils Introduction Xutils contains a lot of useful Android tools.Xutils supports large file uploads, more comprehensive HTTP request protocol support (10 predicates), more flexible ORM, more

Problem?How does the Android EditText control prohibit entering content inside?Modified version of the workaround:EditText EditText = (EditText) Findviewbyid (R.ID.EDITTEXT1);Edittext.setkeylistener (NULL);It may be a bit strange to see this

Dcloud is a HTML5 development of the application of a model, developed by the Chinese, the introduction is not much to say, the direct official website to see it.Website: http://www.dcloud.io/Advantage, is to support some of the common domestic

1: Import the relevant packages (Note 4 OH)Compile files (' Libs/android-async-http-1.4.9.jar ')Compile files (' Libs/qiniu-android-sdk-7.0.9.jar ')Compile files (' Libs/happy-dns-0.2.4.jar ')Compile files (' Libs/httpclient-4.3.6.jar ')2: See the

When importing a project Style.xml this error, online check is because this project depends on the project Android-support-v7-appcompat (the Import method is: In the SDK directory extras\android\support\ V7 The following item AppCompat Import).But

5. OtherNDK ErrorAfter you run Javac to generate the class file,Before you need to generate a header file, enterSet CLASSPATH=D:\ECLIPSE_WORKSPACE\ZNDKTEST\SRC, to the SRC root of the project, and then runJavah-jni com.example.zndktest.JniClientSo,

we know that the carousel on the cell or Collectionviewcell will affect user-level interaction events, and the implementation is more troublesome, now a technical point: The answer is: Put Uiscrollview in UIView or Uicollectionview or UITableView,

This includes the framework of the GITHUBOC since November 1, 2015, before which there are many iOS development frameworks that have been included in the previous years, which can be consulted first:4 Excellent summaries:     ? Github-ios Memo

The formats of. json and. plist files in cocos2dx are different.I ,. json loading, usually through std: string data = FileUtils: getInstance ()-> getStringFromFile (filename); via text rapidjson: Document doc; doc. parse (data. c_str (); parses