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Set UIWebView Content not to Scroll When Keyboard is Shown

This week, I have met a problem when I am developing a hybrid app with Cordova (Phonegap). The Cordova app is basing on UIWebView. So the whole app is build by HTML5, Javascript and CSS. Usually,...

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iOS Timer Tutorial in Swift

Timer is a very common method to perform a schedule task within a period of time. We can execute the timer once or repeatedly. In this tutorial, I will show you how to use iOS timer in Swift. Once you...

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XIB vs Storyboard, Which Shall I Choose in iOS Project

xib is the common way to build UI in Xcode. After Xcode 5.5, Apple introduced a new concept, storyboard. The purpose is to provide a better way to make UI simple and easy to manage. If you like, you...

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Download File in iOS Start Pause and Resume

Downloading files is a common task in most of the iOS app. If you are building an ebook reader, or a comic book reader app, downloading ebooks will be a necessary feature. Last time, I am using a news...

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Save and Load Downloaded File Locally

My Download Manager app is a real project which will manage download tasks. It allow users to start download a file, pause or resume the download task, and stop a download task. In tutorial 1, I...

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iOS CollectionView Brief Tutorial

UICollectionView is widely used in iOS apps. The most common example is the iOS photo app, which has a stylish way to display all photos in grid view or stack view. The collection view provide a simple...

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Download Multiple Files Simultaneously in iOS

Downloading multiple files concurrently is a necessary feature for a download manager app. Using UITableView is the best solution to manage multiple downloading tasks at the same time. In a table, we...

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8 Best iPhone Tips & Tricks to Try

Each year in autumn, Apple has a tradition to surprise its fans with new devices, features, and new operating systems. Thus Apple devices, including iPhones, have so many features that no matter if...

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Download File in Swift5 Start Pause and Resume

Several years ago, I post an article to demostrate how to implement download file features in iOS. In that article, I am using swift 2 to write all features including start, pause, resume and show...

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Download and Save File in iPhone by Swift

In a modern iPhone app, a smooth user experience is quite important. To achieve this, caching the internet resources to local is a good approach. Therefore, to make the app more smoothly when users...

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