How to create an Uber successful digital product visionRecommended By Josh Guest
We at b2cloud play a fundamental role for businesses looking to build successful digital products. We often hear passionate product owners, experienced CEO’s and founders articulate their vision to us saying… “I want to build
The car of the future is shared and driven by softwareRecommended By Josh Guest
There are many visions on where mobility is going and how transportation will evolve. Which will prevail? Where will the disruption occur? I suspect the car I drive now, will be the last one I
Hey Siri, how do I start a conversation with someone with a disability?Recommended By Tom
We all love Siri’s little witty quips, but I recently read a heartwarming article over on Mashable that reflects the power of technology to change lives in ways that most of us would never appreciate. I won’t spoil
NSNumber type at runtimeGuides | Tutorial By b2cloud 5 years ago
In Objective-C most things that get passed around inherit from NSObject. Because of this when you want to add a primative type to an array or dictionary you need to wrap it in an NSObject, usually an NSNumber. If you have specifically set an NSNumber's value/type you can easily just use intValue, floatValue etc etc to pull out which ever type you put back in, but how do you know which type should be pulled out if your code is dynamic and uses any type of NSNumber.
UserInfo at NSObject levelGuides | Tutorial By b2cloud 6 years ago
Many times during development I have needed to attach simple user info to objects in Objective-C, such as a table row, context info and other object pointers. Previously to achieve this I would subclass my target object’s class and add the variables needed to hold the extra information. This worked, but had a couple of problems.