Author: Angelo Villegas
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iOS: Hello World
iOS is one of the most known programming language today in the mobile industry. The first iPhone was release date back June 2007 and has 350,000+ apps as of January 2011. Certainly, it is the most interesting mobile platform to date, and in the release of iOS SDK 4, things just got better. Things you…
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Objective-C: Categories
When writing our own program, you’ll often want to add some new method to an existing class. You can always add a subclass to an existing class if you want to add some more method to it. But there are limitations to that, not every time subclassing is convenient enough for people to subclass. For…
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Core Data: Simple Data Modeling
On my last post, you learned and became familiar with the template codes of Core Data. Now, you will learn how to model your own data using Core Data and you will modify the code to create to-dos instead of timeStamps. To build the to-do application, you will need to modify the data model by…
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iOS: Introduction To Core Data
In this tutorial, you will learn how to work with Core Data and how to model your data for an enterprise-level apps. We will not program or anything but you will need Xcode for the modeling part of the tutorial. Note: You can download Xcode 4 at http://developer.apple.com/ or via the Mac App Store In…
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MySQL to SQLite migration cheat sheet
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At work, we needed to migrate from MySQL to SQLite. All of this thanks to this cheatsheet we got the migration an easy task. But it didn’t explain many things, just the major part in a step by step process. Tools : Steps: You can actually follow the step there and just don’t read here…
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PHP: UPPEValidator
UPPEValidator is a simple PHP class that will help validate email addresses, URLs, passwords, and phone numbers. You can download the script in the link listed below. UPPEValidator Download Link Sample Usage : Functions :
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PHP: DBClass
DBClass is a simple PHP class that will help ease database connection usage. You can download the script in the links listed below. DBClass Download links Sample Usage : Functions :