Golang: interface is also a type
An interface is two things: it is a set of methods, but it is also a type.
My Dev Notes
Figuring out software, one rabbit hole at a time.
Archive
Page 13 of 19Pitfall: Extensions MUST be built for iPhone/iPad
I was integrating the new feature of iOS 8 - Today Widget Extension - into one of my app, but got rejected by the Apple review team.
Bumping Build Number
Every new version uploaded to iTunes Connect needs to have a different build number in order to differentiate the version.
Fastlane - replacing ui-screen-shooter and screenshot uploader
Some 8 months ago, I had a post on how to upload many localized screenshots to iTunes Connect.
Homebrew broken on Yosemite
After upgrading to Yosemite, your brew could run into an error:
Projects, Workspace, Embedded Framework and CocoaPods
There are a few ways to include a common library in an Xcode project.
How to make Swift, Objective-C and Cocoapods work together
Interoperability is possible with Swift and Objective-C.
Pitfall - If Xcode does not show simulators to run, or think it is a Mac app
A pitfall if you have 1 of these strange encounters in Xcode:
Everything about UIStatusBar
Previously we mentioned a common pitfall with using a light style status bar.
What is Build Active Architecture Only
Xcode Build Settings has a Build Active Architecture Only for every project/target.
UIStatusBar with light content style not working - pitfall
This is a common pitfall when you are using UIStatusBarStyleLightContent for your status bar when you want light colored status text over dark colored background.
Using Cocoapods in a multiple targets project
If you have multiple targets in an Xcode project, then you will need to use link_with in your Podfile to specify the targets that will use the pod.
Cocoapods got stuck with --single-branch --depth 1
When I did a pod update --verbose, cocoapod got stuck when trying to clone my private repos.
New CocoaPods hang when pod install/update
CocoaPods kept having breaking changes.
How to securely store secret keys in iOS app
Strings in an iOS app can be easily extracted with strings myapp.
How to solve Error 3014 when updating your iPhone/iOS got stuck?
When I update to the latest iOS 8 today, my iPhone was stuck around 80% progress, and iTunes has an error 3014.
The new iPhone 6 Plus device resolution
With the bigger than bigger launch of iPhone 6 and iPhone 6 Plus, developers need to re-orientate again on the design landscape.
Creating a HTML Email with embedded images
Have you ever wondered how to send those nice emails with images embedded (and not as attachment)?
Increase Ubuntu Swap Space
I regretted that I initially configured my swap space to just 1GB.
How to setup git server (GitLab), with SSL
I have been using unfuddle which provided me with free 512 MB to use for my private projects, and (of course) GitHub for any opensource projects.
Error with Facebook Login using test users
I had encountered TWICE, of Apple reviewers rejecting 2 of my apps because while testing, they encountered an error with Facebook login.
Terrible Parse Error Object
NSError is a very common and easy to use object in iOS.
Pitfall with using Anonymous User in Parse
Once again, Parse disappointed me with their developer support.
Error: CoreData could not fulfill a fault. NSObjectInaccessibleException
One of the common errors when using CoreData is
Setting up an email server for multiple subdomains (on Digital Ocean)
Why would someone setup an email server when there is Gmail?
Animating Autolayout Constraints
As described in Apple Autolayout Guide, your UIView animation block should look like this:
How to add, edit and remove iOS calendar events
You can access a user calendar to insert new event, or to edit or delete.
Implementing NSFetchedResultsController for UICollectionView
I previously wrote about how to implement NSFetchedResultsController with Magical Record (UITableView version).
The Rules for using External Storage in Core Data
Core Data is able to store binary data (NSData or UIImage) for an attribute.
Parse Custom Error Not Possible
Once again, I am disappointed with Parse official rep answers, which are, again, wrong.