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
UITextField Monitoring selectedRangeGuides | Tutorial By b2cloud 4 years ago
In the rare case that you need to monitor UITextField selection changes, there are very few ways to do this. The first is with method swizzling, however this involves messing with private APIs, which can be dangerous. The second is in a place you wouldn’t expect to find it, which is what I’m going to cover.
Retain Loops and DelegatesGuides | Tutorial By b2cloud 5 years ago
When using delegates in an object in Objective-C it is important that the delegate is only assigned within your object, and never retained. The reason for this is to prevent a retain loop, where two objects retain each other; they will never be released. The fix is simple, but can catch you off guard if you want to create an array or dictionary of delegates (using an NSDictionary or NSArray).