erichsu’s gists

erichsu / Contents.swift

Created May 9, 2022 23:07 — forked from sgr-ksmt/Contents.swift

JSONDecoder+keypath

	//: Playground - noun: a place where people can play

	import UIKit


	var json: String = """
	{
	"result": {
	"persons": [
	{

erichsu / SwiftUI-ViewBuilderFunc.swift

Created February 15, 2022 13:57 — forked from ethanhuang13/SwiftUI-ViewBuilderFunc.swift

Xcode Snippets

	@ViewBuilder
	private func build<#name#>(_ viewStore: ViewStoreType) -> some View {

	}

erichsu / TypeErasure.swift

Created November 17, 2021 08:33 — forked from iwill/TypeErasure.swift

Code Snippet: Type Erasure for Protocol with AssociatedType, Self and static methods

	// Type-Erasure
	// - seealso: [AnyIterator](https://github.com/apple/swift/blob/2fe4254cb712fa101a220f95b6ade8f99f43dc74/stdlib/public/core/ExistentialCollection.swift.gyb#L45)

	// MARK: remove `Equatable` if not needed
	public protocol Protocol: Equatable {
	// MARK: `Protocol` requirements
	associatedtype AssociatedType
	func methodOfProtocol() -> Self.AssociatedType
	}

erichsu / remove_old_builds.sql

Created September 30, 2021 20:29 — forked from david-zw-liu/remove_old_builds.sql

Keep 1000 builds per repos for DroneCI (sqlite3 version >= 3.25 required)

	-- Thank @sbengo to figure out foreign_keys constraints is defaults to false in sqlite
	-- Enable to delete logs by cascading delete
	PRAGMA foreign_keys = ON;

	WITH n_build_ids_per_repo as (
	SELECT build_id
	FROM (
	SELECT
	build_id,
	build_repo_id,

erichsu / jq_group_by_count.sh

Created January 28, 2021 14:29 — forked from stefaneng/jq_group_by_count.sh

jq - Group by count

echo '[{"key": 1}, {"key": 2}, {"key": 1}]' | jq 'group_by (.key)[] | {key: .[0].key, length: length}'

erichsu / MyPlayground.swift

Created September 27, 2020 09:31

Quiz 3: Contains 7s


	import UIKit
	import PlaygroundSupport

	/*
	Let g(N) be the count of numbers that contain a 7 when you write out all the numbers from 1 to N.
	g(7) = 1
	g(20) = 2
	g(70) = 8
	g(100) = 19

erichsu / quick-start.sh

Created May 21, 2019 13:58

Git LFS setup

	## 首次使用 Git LFS
	# 安裝 Git LFS CLI
	brew install git-lfs

	# 在 repo 位置下
	git lfs install

	## 設定 Git LFS 自定義位址
	git config -f .lfsconfig lfs.url http://<UserName>@<SERVER>:3000/<User>/<Project>.git/info/lfs

erichsu / gitea-server.plist

Last active May 21, 2019 13:58

Gitea LFS Server

	<?xml version="1.0" encoding="UTF-8"?>
	<!DOCTYPE plist PUBLIC "-//Apple Computer//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
	<plist version="1.0">
	<dict>
	<key>Label</key>
	<string>lfs-server</string>
	<key>ProgramArguments</key>
	<array><string>/Users/gitea/gitea</string></array>
	<key>RunAtLoad</key>
	<true/>

erichsu / symbolicatecrash.sh

Created May 6, 2019 18:44

	export DEVELOPER_DIR="/Applications/Xcode.app/Contents/Developer"

	/Applications/Xcode.app/Contents/SharedFrameworks/DVTFoundation.framework/Versions/A/Resources/symbolicatecrash \
	-v file-log-from-apple-review.crash \
	XXXX.xcarchive/dSYMs/XXXX.app.dSYM/ > output.log

erichsu / jq-to-csv.sh

Created August 14, 2018 15:10

jq-to-csv

	# e.g.
	# echo '[{"a":1, "b":2}, {"a":3, "b":4}]' \| jq '.[]'
	jq -r '(map(keys) \| add \| unique) as $cols \| map(. as $row \| $cols \| map($row[.])) as $rows \| $cols, $rows[] \| @csv'

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