Tricks - Fresh Beginning

Tricks

A collection of 11 posts

Challenges of DateFormatters

Challenges of DateFormatters

Working with DateFormatters is tough - At least on iOS. Today I will show with an example how I shot myself in the foot while working with simple DateFormatters problem. Here's the problem statement: I had an UI where user would choose month and year through a simple picker and

Random Xcode Trick

Random Xcode Trick

Despite my regular rantings on Xcode and Apple software, I still love them. In past few years, I have used so many IDEs and trust me, Xcode is one of the best I have seen. However, it has its bad times and tantrums - But it is understandable with its

Using Swift variables in Objective-C : Swift 4 Edition

Today I ran into weird problem which prompted me to write this blog post on Objective-C and Swift interconnectedness. Before Swift 4 came along, the sure way to access Swift variables in Objective-C was to inherit class from NSObject (Swift structs cannot be used in the Objective-C) and prefix it

What is @autoclosure in Swift?

What is @autoclosure in Swift?

It's on very rare or never occasion that I have ever used a @autoclosure keyword while passing a closure to method - A closure which takes no parameter and returns a value (No value type) back. In this post I will try to decipher the hazy definition of @autoclosure that

How to live edit any webpage

How to live edit any webpage

I learned this trick to edit any web page on the fly long time ago. It was fun in the beginning and good technique to prank friends. With this technique when you type a single command in the Chrome debugger, it lets you edit any part of webpage as if

Running UI tests from command line

Recently I ran into an interesting problem of writing UI tests. More interesting thing lied ahead when I had to run these tests on the command line. Here are some of the tips and tricks on how to run your UI tests through command line with variable options. If the

Autolayout to size views on different devices

Recently I ran into a not so interesting auto layout problem. I wanted to show a view which would stretch to the full width of iPhone with fixed padding like this However, I also wanted to display the same view on iPad. But not stretching to the full device width.

Search and Replace in Xcode with Regular Expressions

Recently I ran into a problem where I wanted to search for a pattern in the Xcode project and replace the found string with another one. In the past, I had had a hard time dealing with Regular expressions. This time I decided I was going to learn more about

UITableViewCell automatic height management

We all know that iOS8 brought in really nice changes. Well, it be will be too long post to describe all of them. But I will talk about one of my most favorite features Apple added into this release. Automatic height management for UITableViewCell with Autolayout Yes, you can fit

Autolayout Tricks - Part 3

Thank you for following this series of Autolayout tricks so far. > Similar to previous posts, these tricks are also based on the ideas mentioned in iOS - Autolayout Mystified [http://www.amazon.com/Auto-Layout-Demystified-Mobile-Programming-ebook/dp/B00C68XS0S] ) by Erica Sadun [http://ericasadun.com/] Today I am going to talk about another

Autolayout Tricks - Part 2

Create nested views structure with Autolayout. (Based on the idea and implementation based on iOS - Autolayout Demystified [http://www.amazon.com/Auto-Layout-Demystified-Mobile-Programming-ebook/dp/B00C68XS0S] ) While going through Erica Sadun's [http://ericasadun.com/] above mentioned book, I came across interesting problem on how to arrange nested views into each other