coursera ios app development basics

This article for everyone to share the iOS live Class app development process, for your reference, the specific content as follows One. The general process of audio and video processing: data collection → code → transmission (streaming media server) → decoding data → playback display1. Data collection:Video and audio data are collected by the camera and pickup,

With the growth of various intelligent end-users and the development of technology, the application of new media tends to move, more and more people are inseparable from the app, that users will use what kind of app, may be a concern for developers.I have consulted many students who have studied iOS

//Show Next viewMviewflipper.shownext ();return true;74}All else if ((E2.getx ()-e1.getx ()) >distance)76 {77//Show Previous viewMviewflipper.showprevious ();return true;80}Bayi return false;82}83@Overrideonlongpress void (motionevent e)86 {/TODO auto-generated Method stub8889}90@OverrideOnscroll Public Boolean (Motionevent E1, motionevent E2,Distancex float, float distancey)94 {Up//TODO auto-generated method stub--return false;97}98@Overridepublic void Onshowpress (Motionevent e)101 {102//TODO

View.onclicklistener ()74 {75@OverrideThe public void OnClick (View v)78 {/TODO auto-generated Method stub80//Show information returned from the serviceBayi Mtextview.settext (Mbinder.returnservice ());82}83});8485//Similar to the use of the handler classMserviceconnection = new Serviceconnection ()87 {88@Override90//When a connection is established with the service, this function is automatically calledonserviceconnected public void (componentname name, IBinder service)92 {/TODO auto-generated

In app development, there are often features that invite users to rate apps. In iOS, the official app is downloaded through AppStore, so the app can be scored only in AppStore. Therefore, you need to jump from the app to AppStore.

Analysis of iOS development: "secret" App content page effect (2), iosapp @ I wrote a "secret" Cell effect article a few days ago, but there is still a gap with the desired effect at work, and the scalability is poor, so I rewrite the encapsulation, put the overall view into the scrollView, which is basically the same effect as the secret

several times, and then updates the interface to reflect the number of lollipops eaten. The Licklollipop method reads a long string from the property list file (PLIST) file and then adds it to the array. This data is not important and can be recreated without compromising the user experience.It's good practice to use every situation that clears and rebuilds data without impacting the user experience. This makes it easy to free up memory and reduce low memory warnings.So how do you improve the q

,};builder.setMultiChoiceItems(items, checkedItems, new OnMultiChoiceClickListener() { //点击某个选项，如果该选项之前没被选择，那么此时isChecked的值为true @Override public void onClick(DialogInterface dialog, int which, boolean isChecked) { checkedItems[which] = isChecked; }});builder.setPositiveButton("确定", new OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { StringBuffer sb = new StringBuffer(); for(int i = 0;i Progress Bar dialog box

1 , Application Sandbox overviewEach iOS app has its own app sandbox (the app sandbox is the file system directory) and is isolated from other file systems. The app must stay in its own sandbox, and other apps won't be able to access the sandbox.Apply the sandbox's file syst

Preface: I was originally an iOS development engineer, but due to the rise of the current H5, the line blew a mixed development of the atmosphere, taking advantage of this strength, I also learned the front-end development, do not say the depth of research, but also capable of daily

Since doing team leader, the body and authority have changed, so I am not bothered by a specific function, the implementation of an interface, but how to make incremental improvements on the basis of existing code, to create a more appropriate specification and framework, so that members of the group to complete tasks faster and better. A year down, quite a bit of ideas, so wordy a few words about the development of

IOS9 withdrew from the Corespotlight framework, which provides some app-internal data for iOS search, enabling us to search for content in the app we use in the search box that appears on the iphone (and of course the app must be adapted for us to search). For corespotlight can be analogous to Nsuserdefault, is the glo

and distribute the event to the view. When the app loads, we will either set up or load the UIWindow rootviewcontroller from the plist file, and the various UI controls are included in the Uiviewcontroller, and when the app starts, the message loop is started. Callback the app's lifecycle function, draw the UI control into UIWindow, and then distribute the user's various actions via UIWindow to the UI cont

IOS 9 App Development Essentials Tutorial next bookIntroduction: This tutorial is the first domestic iOS 9 development application tutorial. This tutorial is based on Xcode 7.0 and explains how to develop an app

by the Apple push server to send the message to the phone that installed the app.Let's look at an explanation chart:Based on the logic I'll explain to you:1. Your iOS app needs to register for the APNS message push feature.2. When the Apple APNs push receives the registration message from your app, it will return a bunch of device tokens to you (very important)3

XE6 iOS Development certificate-free real-computer debugging (2): Connect the real machine and run the app (there's a picture of the truth) 2014-08-26 21:26Online can find about the Delphi XE series of mobile development related articles very little, this article as far as possible with detailed text content, fool-li

IOS development: Web App navigation design Challenges to the navigation system Shows the common navigation of iPhone Native apps: At the bottom of the mobile phone screen: tabs A, B, C, and D form the global navigation of the Native App, which we often see. Mobile phone screen top: There are four main forms. The ① fo

app crashed every time when the user is sending the voice message in the chat interface. In the new version we fix this serious problem. So we need a fast review, to guarantee the quality of the user experience. Please help us, thank very much. "B" Template II: We found the app crashed every time when the user is sending the voice message in the chat interface. In the new version we fix

*stringarray=[newurl componentsseparatedbystring:@ "//"]; if (Stringarray.count>1[[stringarray objectatindex:1] isequaltostring:@ "BackHome"]) {[Self webJa Vascriptbackhome]; }} return YES; Note: Better iOS JS interactive third-party plugin webviewjavascriptbridge[Good instructions on how to use this plugin: http://www.henishuo.com/webviewjavascriptbridge-detail-use/]; You can use Safari to debug in iOS