Achievers Interview Questions and Answers

Python code to arrange non zero and negative integers in a list

• Iterate through the list and separate non zero and negative integers

• Sort the non zero and negative integers separately

• Combine the sorted lists to get the final result

Memory management is the process of controlling and coordinating computer memory, assigning portions called blocks to various programs.

• Memory management involves allocating memory to programs when needed and freeing up memory when no longer needed.

• It helps prevent memory leaks and optimize memory usage.

• Common memory management techniques include garbage collection, manual memory management, and automatic memory management.

• Examples include malloc and free functions in C, and g...read more

UITableViews are a type of view in iOS development used to display data in a scrollable list format.

• UITableViews are commonly used in iOS apps to display lists of data, such as contacts, messages, or settings.

• They consist of rows and sections, with each row representing an item of data.

• UITableViews can be customized with different cell types, styles, and layouts.

• They support features like scrolling, selection, editing, and reordering of rows.

• UITableViews are often populated w...read more

Lazy variable is a variable that is not evaluated until it is needed.

• Lazy variables are used to defer the initialization of a variable until it is actually accessed or needed.

• They can help improve performance by avoiding unnecessary computations.

• Lazy variables are commonly used in functional programming languages like Swift and Kotlin.

CocoaPods is a dependency manager for Swift and Objective-C projects.

• CocoaPods is used to easily manage and install third-party libraries in iOS projects.

• It uses a Podfile to specify project dependencies and automatically downloads and integrates them.

• CocoaPods simplifies the process of adding and updating libraries in Xcode projects.

• Example: 'pod 'Alamofire'' adds the Alamofire networking library to a project.