iphone

问题 I am looking for a more thorough guide on what the different steps of code signing an application. I have read the guide which is available in the provisioning portal, but I do not grasp the concept of certificates and provisioning profiles and the difference between developer and distribution. In XCode there are also different schemes (using XCode 4). I do not understand the purpose of it. I have successfully uploaded an application to AppStore so I do not need a guide on how to do it. What

问题 I did a lot of research but didn't got any help. I am unable to add capability of 'Siri' in xcode and can't see any option in my apple developer account too, I am asked to purchase the membership instead. By any chance is it possible to create an app in iTunesConnect without making the payment of USD99. I just want to learn some new stuffs like Siri integration, but to do so I need to add the capability in app from developer account and to add an app I have to get enrolled and pay $99. Even

问题 On the top of this homepage, I have a video with muted, autoplay and playsinline attributes. The video is autoplaying on desktop & mobile I've tested (Chrome, Safari, Firefox). Surprisingly, the video is not playing for lots of iPhone users, they have a PLAY button showing, requiring interaction then. Here is my code : <video id="vid" width="100%" height="auto" preload="auto" autoplay muted playsinline> <source src="http://www.nevada-club.com/wp-content/uploads/2018/06/Nevada_Club.mp4" type=

问题 I'm new to video programming. I'm trying to exercise it but I'm having trouble, which merges two video files to one. The merge I mean is as follows.. I have first video like this Second video also like this I want them to merge like this I didn't want to use 2 video players because I want to send the merged video file to someone. I searched all day to solve this, but I could't find how to. I wrote code referencing this link but it shows first video only, not merged. My Code: NSURL *firstURL =

问题 I'm experiencing this problem on an iPhone device (iPhone 7, iOS 10, but also other iPhones too): in javascript, if I intercept the orientationchange event, inside the handler, screen.width and screen.height remain the same (as before rotation). Since this may depend from the viewport settings, this is how my viewport is declared in the .html file: <meta name="viewport" content="width=device-width, initial-scale=1.0, minimum-scale=1, maximum-scale=1, user-scalable=no" /> Everything works fine

问题 I am trying to create a lunch screen image for my iOS app. But I am not sure whats the right size for it. According to apple website for iPhone 6 the size should be 750 x 1334 (@2x) for portrait. But my question is, how to create a launch screen image that will fit for all screen sizes such as iPhone 5, 5s, 6, 6 plus, iPads etc? Whats the correct way of doing this? 回答1: Go to images.xcassets there you can see launch image sizes.Just Enable iOS version from right side. iPhone Portrait iOS 8:-

问题 I have a UIDatePicker with set minimum and maximum dates. I'm wondering if there is a way to hide the rows of the columns for the dates/times that are either before my minimum date or after my maximum date. Right now the picker displays every single day but only the current week is available to select (bold), what I would like is to have the numbers outside the range of the given week to be hidden from view. can this be done with the UIDatePicker provided by XCode or would I have to build my

问题 In Objective-C I can do this - (id)init __attribute__((unavailable("init is unavailable, use initWithFrame"))); to warn users that should not use that method for initialization of a class and I can add this other __attribute to deprecate a method +(void)shareWithParams:(NSDictionary *)params __attribute((deprecated("use shareWithPars: instead"))); Is that possible to do something like that in Swift? 回答1: Swift has an available attribute that you can use for this. It's available arguments

问题 I'm writing an app with cordova, Ionic v1, and AngularJS 1.5.3. ionic info Ionic: ionic (Ionic CLI) : 4.10.3 (C:\Users\User\node_modules\ionic) Ionic Framework : ionic1 1.3.5 @ionic/v1-toolkit : 1.0.22 Cordova: cordova (Cordova CLI) : 8.1.2 (cordova-lib@8.1.1) Cordova Platforms : android 8.1.0, ios 6.1.0, browser 5.0.4, windows 4.4.3 Cordova Plugins : cordova-plugin-ionic-webview 4.1.3, (and 17 other plugins) System: Android SDK Tools : 26.1.1 (C:\Users\User\Documents\Android\sdk) NodeJS :

问题 I'm using xpath and LibXML in an iPhone app to find some nodes in an xml document. I'm a noob in xpath so probably i am doing something wrong. Here is the xml: <?xml version="1.0" encoding="utf-8"?> <soap:Envelope xmlns:soap="http://www.w3.org/2003/05/soap-envelope" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema"> <soap:Body> <GetUserByEmailResponse xmlns="http://tempuri.org/"> <GetUserByEmailResult> <id>4006</id> <name>Kudor Gyozo</name>