Gotcha: UIActionSheet Cancel Button Error / Cancel Button Ignored
If you run into a problem that the Cancel button does not seem to work as expected inside a UIActionSheet, I feel your pain. Here’s what I figured out after a fair amount of trial and error (and...
View ArticleRead Files from the Application Bundle
Below are a few lines of code to get you started if you need to open and read a file that is stored in the application bundle. Files could be anything from help text that your application displays to...
View ArticleNSNotification, UserInfo and Object Methods
When working with an NSNotification object, you’ll want to familiarize yourself the userInfo dictionary, which provides access to any additional objects that may be of interest to the receiver....
View ArticleDownload and Install Older Versions of Xcode (Xcode Previous Releases)
As a general rule of thumb, it’s best to stick with the latest release of Xcode. That said, there are times when running an older release can be a good thing. You can download older versions of Xcode...
View ArticleHTTP Basic Authentication – Accessing Password Protected Servers
It’s not uncommon for a server to require credentials for access. A common example is a password protected directory on a web-server that will prompt for a username and password before allowing access....
View ArticleA Valid Provisioning Profile For This Executable Was Not Found
Over the past few months I’ve been working on a mobile commerce/payment project where my focus is on the architecture and design side of things, sans coding. This past weekend I started a development...
View ArticleCreate a Universally Unique Identifier (UUID)
UUID’s are 128-bit values which are guaranteed to be unique – typically the value is based on a machines ethernet address combined with the current time since October 15, 1582. UUID’s are string values...
View ArticleHow to Keep the Screen from Locking
By default, iOS will lock the screen and disable the touch sensor if there are no touch events for a specified period of time. Depending on your application, there may be times that you need to keep...
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iOS Open Source : UIView Transitions
Tiring of the same old view transitions? Check out the work of Jan Ilavsky – the video below shows the transitions available in Jan’s open source projet: And here’s some good news, the source code now...
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iOS Open Source : UIView Transitions
Tiring of the same old view transitions? Check out the work of Jan Ilavsky – the video below shows the transitions available in Jan’s open source projet: And here’s some good news, the source code now...
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