#NeedOne (Page 2)

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2 hours to master RxSwift - Part 1

a simple introudction on rxswift, including what is rxswift, how to use it and a quick example (with swift code) on demo that.

14 Mar 2023 · 8 min read

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Certificate pinning and Public key pinning in Kotlin

With the last article (Certificate pinning and Public key pinning), we know the concept of Certificate pinning and Public key pinning, and how to implement them in iOS. This article

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25 Feb 2023 · 1 min read

Certificate pinning and Public key pinning

Certificate pinning and public key pinning are both techniques that are used to enhance the security of a network connection by ensuring that the client trusts only a specific certificate

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23 Feb 2023 · 3 min read

Download image from URL in Kotlin

In Android, we can get the image from synchronously and asynchronously, but it is more common to see in the later. Download image synchronously To download an image from a

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21 Feb 2023 · 2 min read

Sort custom objects by property in Swift

Many of us have met the situation that we have an array/list of custom objects, and we want them can be sorted in a specific order. For example, we

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18 Feb 2023 · 1 min read

RunBlocking in Kotlin Coroutine

In previous post, we have gone through most of the key concepts and methods in Coroutine: Kotlin Coroutines Table Content 1, Introduction to Coroutine in Kotlin 2, Non-blocking in Kotlin

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16 Feb 2023 · 2 min read

Format currency in Swift

Recently I have done quite an amount of work on formatting currency in Swift project, here are some tricks on how to format number in Swift: Format currency with auto

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14 Feb 2023 · 1 min read

Lazy in Kotlin

In the Kotlin programming language, the term "lazy" typically refers to a type of property or variable that is only initialized when it is first accessed, rather than when the

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11 Feb 2023 · 3 min read

Get the current week in Swift

To get the current week in Swift 5, you can use the Calendar and DateComponents classes to calculate the week number for the current date. Here's an example of how

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9 Feb 2023 · 1 min read

SceneDelegate

In iOS, the SceneDelegate is a class that is responsible for managing the scenes in your app. A scene is a discrete unit of your app's user interface, such as

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7 Feb 2023 · 2 min read

Data Racing in Swift

A data race in Swift occurs when two or more threads access the same memory location simultaneously and at least one of them is writing to it, without proper synchronization.

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4 Feb 2023 · 2 min read

Encode URL in Kotlin

In Kotlin, you can use the URLEncoder class to encode a URL string so that it can be safely transmitted over the internet. The URLEncoder class is part of the

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2 Feb 2023 · 1 min read

@AppStorage vs. @UserDefault in SwiftUI

Both the @AppStorage and @UserDefault property wrappers in SwiftUI allow you to store and retrieve data using UserDefaults. However, there are a few key differences between the two: @AppStorage In

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31 Jan 2023 · 2 min read