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TLV - Tag Length & Value, minimal data format for communicating

TLV is basically a multi-levels data format represented by an array of bytes. There're no wasted dat ...

2022/03/08 swiftdata-typeiostlvtag-length-valueenglishcoding

SwiftUI's LocalizedStringKey

When doing localization with UIKit, we need to convert the key to expectation string by using NSLoca ...

2021/12/12 swiftswiftUIcodinglocalizable

HashCash - crypto currencies' algorithm

Introduction At the moment of writting this post, Bitcoin just hit $60,000 with a market cap over 1 ...

2021/04/03 swiftcodingalgorithmcrypto currencybitcoinenglish

[CI] Webhook to trigger Jenkins' job

Happy New Year 2021, goodbye 2020 - the Covid Year 1. These days, I'm setting up CI tool for my tea ...

2021/01/03 englishcicdjenkinstoolios build

All new SwiftUI Property Wrappers in iOS 14

There are some new property wrappers added to SwiftUI. I will explain them by showing you the Old w ...

2020/11/21 swiftUIswiftxcodeenglishios

[Combine] assign(to:on:) causes memory leak

It seems Apple did fix this issue in iOS 14, by introducing the assign(to:) operator, which takes a ...

2020/08/23 swiftUIswiftcodingcombinexcodeenglishassign(to

Renew Ghost Let's Encrypt SSL

SSH to your instance and switch to ghost's user. Then following these commands: 1. Install latest ...

2020/07/31 ghostnewsblogtoolssl

From Coin Change to ATM withdrawals

Problem Just curious about how ATM works. Example, we provide it set of denominations {10k, 20k, 50k ...

2020/06/30 swiftcodingalgorithmenglish
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