I have moved this over to the Tech Interview Cheat Sheet Repo and has been expanded and even has code challenges you can run and practice against!
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Alejandrina Patrón apatronl
stinger
/ CombineFetcher.swift
Last active
January 28, 2023 18:07
Combine - fetching data using URLSession publishers
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| import Foundation | |
| import Combine | |
| enum APIError: Error, LocalizedError { | |
| case unknown, apiError(reason: String) | |
| var errorDescription: String? { | |
| switch self { | |
| case .unknown: | |
| return "Unknown error" |
fcanas
/ FontDescriptorBug.swift
Last active
November 16, 2020 18:16
Ordering Matters in UIFontDescriptor, a bug
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| import UIKit | |
| /*: | |
| # Ordering Matters in UIFontDescriptor | |
| Oct 21, 2017, iOS 11 | |
| When creating a derived font descriptor with a font family, existing traits | |
| such as italic or bold are overwritten or ignored. | |
| */ |
MarcoSantarossa
/ AsyncOperation.swift
Last active
August 2, 2023 13:23
How to write and use an asynchronous operation
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| import Foundation | |
| class AsyncOperation: Operation { | |
| enum State: String { | |
| case isReady, isExecuting, isFinished | |
| } | |
| override var isAsynchronous: Bool { | |
| return true | |
| } |
tsiege
/ The Technical Interview Cheat Sheet.md
Last active
April 20, 2024 16:52
This is my technical interview cheat sheet. Feel free to fork it or do whatever you want with it. PLEASE let me know if there are any errors or if anything crucial is missing. I will add more links soon.
tadast
/ countries_codes_and_coordinates.csv
Last active
April 26, 2024 09:43
Countries with their (ISO 3166-1) Alpha-2 code, Alpha-3 code, UN M49, average latitude and longitude coordinates
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| Country | Alpha-2 code | Alpha-3 code | Numeric code | Latitude (average) | Longitude (average) | |
|---|---|---|---|---|---|---|
| Afghanistan | AF | AFG | 4 | 33 | 65 | |
| Åland Islands | AX | ALA | 248 | 60.116667 | 19.9 | |
| Albania | AL | ALB | 8 | 41 | 20 | |
| Algeria | DZ | DZA | 12 | 28 | 3 | |
| American Samoa | AS | ASM | 16 | -14.3333 | -170 | |
| Andorra | AD | AND | 20 | 42.5 | 1.6 | |
| Angola | AO | AGO | 24 | -12.5 | 18.5 | |
| Anguilla | AI | AIA | 660 | 18.25 | -63.1667 | |
| Antarctica | AQ | ATA | 10 | -90 | 0 |
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