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In App Purchases: Troubleshooting Code=0 “Cannot connect to iTunes Store” (SKErrorUnknown)

When using MKStoreKit or any other equivalent framework or regular In App Purchases’ StoreKit.framework, If you are getting a problem like this, Cannot connect to iTunes Store Code: Error code: 0   Error code 0 is SKErrorUnknown. It probably means connection couldn’t be established from your device to Apple. The number one reason for this is, you are using a jailbroken iPad that updated the hosts file to block traffic to...

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Using MKStoreKit in your apps

MKStoreKit, as you probably know is a framework for implementing In App Purchases in your app. It supports virtually every feature you could tell and every business model you could (or even Lodsys) ever think of. It supports, Auto-renewable subscriptions, Consumables, non-renewable subscriptions, and good old non-consumables and a whole lot others. The biggest gripe among the developer community is that there is no easy to use, step by step...

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MKStoreKit 4.0 – Supporting Auto Renewable Subscriptions

MKStoreKit 4.0 – Supporting Auto Renewable Subscriptions

MKStoreKit started off in a pet project a couple of years ago and I wrote the first version in 2009. Since then, it has seen tremendous adoption rates that, it has been the “go-to” framework for implementing In-App purchases in any iOS app today. On iOS 4.3, Apple added a new type of subscription framework called, auto-renewable subscriptions. Today, I’m adding this support to MKStoreKit along with several new features. If...

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iOS Control: MKTickerView

Whew! What a busy month. I have been really busy with some writing stuff (soon to be announced), and nearly forgot that I have a blog. Just managed to write this custom control, based on one of my previous control, MKHorizMenu. MKTickerView is a drop-in replacement for a horizontal stock ticker kind-of control. The way it works is similar to my previous control, MKHorizMenu. The best part of all, it’s infinite scrolling, and wraps...

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iOS Control: MKHorizMenu

Ok, I’m getting a bit aggressive here. I just finished a custom control yesterday, MKEntryPanel, and now here I’m with MKHorizMenu. MKHorizMenu is a replacement for the Three20 famous, horizontal menu bar found in apps like USA Today. It can be used in cases when you have to display your content based on a specific sub category. The reason why I started writing this control instead of using Three20 was that, I wanted to use just...

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iOS Control: MKEntryPanel

After the huge success of the first control I submitted to CocoaControls, MKInfoPanel, I altered it to make it behave like a input panel. MKEntryPanel shows a semi full screen window similar to the UISearchBarController. You can dismiss it by tapping anywhere else. Demo Here is a quick 30 sec demo of the Entry panel in action. Code The source code is available at github. Pick it up, clone it or do whatever you want from...

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