CoreData is one of the frameworks I use quite often, and I can’t imagine using it without fetched results controller (FRC) because they are so powerful and yet easy to use. This demo will show you how to get and filter your core data objects using FRC. Fetching data We will add…

Every now and then, we run into an issue with code we wrote a while ago. This article explores how we might tackle such a situation when refactoring a huge legacy system. Deep comprehension of a system is necessary when wanting to apply any important changes. On rare occasions, we…

At the start of 2020, I made a goal to read 30 books. For some people modest, but for me, a very ambitious goal. I tend to keep in balance fiction, and nonfiction works. A lot of those were great, and a few terrible. I won’t write about each and…

Refactoring an unfamiliar working system is both risky and complicated. Add to this the need to simultaneously implement new features and persuade management to allocate time for the job to the equation; the task may seem impossible! …

When we need to persist data, Core Data is always my first choice. However, there are some cases when Core Data isn’t the best solution. If we have a considerable data set, and we need to perform high-speed search queries, full-text search (FTS) is the solution. Unfortunately for us, Core…

Software development is very challenging. Firstly you have to understand the problems you are solving. Then you need to think of the solution. Depending on the solution, you have to research proper technology. During the process, you need to have a clear perception of the system you are working on…

Writing beautiful code is often underestimated, especially by inexperienced developers. The main reasons are that writing beautiful code takes more time, and you won’t see its benefits right away. What is beautiful code? Beautiful code is clean, well-organized, and simple to upgrade. It is easy to read, understand, and navigate. …

If you have any doubt about starting a tech blog…

Flow coordinator pattern is excellent for structuring app navigation and making code clean and reusable. However, it has some flaws too. The coordinator is not working great with native navigation and back swipes. The goal The goal is to modify flow coordinator so we can use it both with custom and native…