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Swift: Codable not decoding properties with subclasses
In this code, the groceries properties is not deserialised from JSON. The name property is, but not the groceries one. import Foundation let json = """ { "name": "wow", "groceries": [ { "name": "Banana", "poin...Post: Swift: Codable not decoding properties with subclasses | 12:03 Mar 05, 2018
Remove all macOS generated invisible files
Remove all macOS generated invisible files in current folder: both .DS_Store and ._XXXX files. find . -type f -name ".DS_Store" -print -exec rm -f {} \; find . -type f -name "._*" -print -exec rm -f {} \; ...Post: Remove all macOS generated invisible files | 23:02 Feb 24, 2018
RSYNC Cheatsheet
Commands Description rsync /path/to/file.ext /path/to/dest 简单的复制文件 file.ext 到 /path/to/dest 目录中 rsync -n /path/to/file.ext /path/to/dest 演习模式：简单的复制文件 file.ext 到 /path/to/dest 目录中 -n: 演习、排练，并不会进行真实的操作 rsync --size-only /path/to/file.ext /path/to/dest 简单的复制文件 fi...Post: RSYNC Cheatsheet | 15:02 Feb 10, 2018
Tkinter Cheatsheet
Hello World We always need to follow two steps no matter how big the application is, there is always two steps. initialize the widget and shove it on the screen that it. from tkinter import Tk,\ Label #initializing tkinter application root = Tk() # Creating label widget myLabel = Label(root, tex...Post: Tkinter Cheatsheet | 10:01 Jan 21, 2018
CSS Selectors Cheatsheet
Selector Example Example description .class .intro Selects all elements with class="intro" .class1.class2 .name1.name2 Selects all elements with both name1 and name2 set within its class attribute .class1 .class2 .name1 .name2 Selects all elements with name2 that is a de...Post: CSS Selectors Cheatsheet | 17:01 Jan 06, 2018
Swift: Return instancetype
To return instancetype in Swift, you can define a generic helper method which infers the type of self from the calling context: public extension UIViewController { // Call this public class func instance(storyboard sbname: String, bundle: Bundle? = nil, identifier: String?) -> Self { ...Post: Swift: Return instancetype | 12:01 Jan 05, 2018
CocoaPods: Encountered an unknown error (Pod::DSLError) during validation
在发布到 CocoaPods 是如果遇到下面的问题: Validating podspec -> UIMessageBar (1.0.0) - ERROR | [iOS] unknown: Encountered an unknown error (Pod::DSLError) during validation. [!] The spec did not pass validation, due to 1 error. 可以尝试修改 .podspec 文件中类似这样的配置: spec.source_files = 'UIMessageBar/**/*&#...Post: CocoaPods: Encountered an unknown error (Pod::DSLError) during validation | 12:01 Jan 03, 2018
Swift: Codable With Custom Dates
How do you decode a JSON feed that has several custom date formats? If you are lucky using a dateDecodingStrategy might be enough. Unfortunately it has limited support for the .iso8601 format and you can only set one strategy at a time so it does not help when you have two or more different date for...Post: Swift: Codable With Custom Dates | 12:12 Dec 28, 2017
Swift: Access Levels
You may not have noticed but there was a small but important change to the private access level in Swift 4. After a quick recap of the five levels I cover what has changed in Swift 4, what do you need to know when migrating from Swift 3 and what is the point of fileprivate now? The Five Access Level...Post: Swift: Access Levels | 12:12 Dec 21, 2017
LAContext.biometryType returns LABiometryType.none in iOS 11
I'm trying to support FaceID in my application. Running LAContect().canEvaluatePolicy(.deviceOwnerAuthenticationWithBiometrics, error: &error) returns true, so I expect that the device has biometrics enabled (which it has, it is an iPhone X with iOS 11.2.1 with FaceID enrolled and working for un...Post: LAContext.biometryType returns LABiometryType.none in iOS 11 | 12:12 Dec 18, 2017
你应当有控制力，不是控制欲。
Moment | 19:09 Sep 30, 2017
What is TIC Read Status?
Apple staff gave the following answer: TIC expands to "TCP I/O connection", which is a subsystem within CFNetwork that runs a TCP connection. For example: TIC Read Status [11:0x0]: 1:57. 1 and 57 are the CFStreamError domain and code, respectively; a domain of 1 is kCFStreamErrorDomainPOSIX and, wi...Post: What is TIC Read Status? | 12:09 Sep 27, 2017
What's this?
The Night-City version of Hotodogo inspired by Cyberpunk 2077. Not finished yet.
Pinned Message
The Founder and CEO of Infeca Technology.
Developer, Designer, Blogger.
Big fan of Apple, Love of colour.
Feel free to contact me.
反曲点科技创始人和首席执行官。
开发、设计与写作皆为所长。
热爱苹果、钟情色彩。
随时恭候 垂询。