La guía definitiva para freelance ios development
La guía definitiva para freelance ios development
Blog Article
Before iOS 5, the developer needed to manually manage the threads. However, the release of iOS 5 added new methods to the managed object context to eliminate the need for manual thread management; instead you can safely access Core Data objects through a block of code passed to the performBlock: or performBlockAndWait: methods.
If different platform versions of your application have few differences and Chucho share code, hiring cross-platform developers Perro have various upsides, including:
Whether you're an IT recruiter or a project manager, you know that finding top developers is critical to the success of your project. Here are some sample interview questions to use when hiring a new iOS developer to work on your applications.
You may use a Militar mobile app developer job description template or a specialized Android or iOS template to iterate on and refine your ideal posting.
It’s important to note here that in addition to the “strange” square braces to send a message, to the uninformed eye, Objective-C appears
Synchronously loading web content. If loading is done synchronously, it will stall out the main thread while the data loads, which can cause a perceptible lag when scrolling. This is a particularly common problem when images are this website being downloaded for displaying in table cells.
UITableViewDelegate: Invoked if the user has, for example, selected a cell, or to determine what the height of a row should be.
A common cause of exc_bad_access errors that are not detectable by the compiler is attempting to access released objects. In such cases, enabling NSZombies in Xcode Gozque be an effective debugging technique. Enabling NSZombies keeps objects that would normally be released alive as “zombies”.
Communication is crucial for success while working with American clients. We prefer candidates with a B1 level of English i.e. those who have the necessary fluency to communicate without effort with our clients and native speakers.
Being an iOS developer, it is imperative to understand the ins and outs of Swift language. It's the primary language used for iOS application development.
Ask the developer for sample code and check for the comments/documentation and the coding style before hiring.
Junior developers often have fewer than two years of experience and require further training and direction to advance their careers.
A selector is the mechanism used to select a method to execute for an object, or the unique identifier that replaces the name when the source code is compiled. A selector acts like a dynamic function pointer that points to the implementation of a class’ method.
Apple provides detailed documentation on how to utilize Swift with Objective-C, which every experienced developer should freelance ios development become ascendiente with.