Tse-Ching Ho tsechingho

Naming rules

Services

Namespace

請優先以業務類型的複數命名。
在業務類型下，以 3rd party provider 名稱或子業務作細項區分。

Install vips 8.14.2 into /usr/local in Amazon Linux 2023 from source code

packages ref: https://docs.aws.amazon.com/linux/al2023/release-notes/all-packages.html

sudo yum groupinstall 'Development Tools'
sudo pip3 install meson
# compile dependencies
sudo yum install glib2-devel expat-devel gobject-introspection-devel cmake ninja-build
# image library dependencies

	# app/models/ability.rb
	module Ability
	class << self
	def ability_for user, options = {}
	abilities = AnonymousAbility.new

	return abilities unless user

	abilities.merge MemberAbility.new user, options

	// http://thesassway.com/advanced/inverse-trigonometric-functions-with-sass

	$default-threshold: pi() / 180 / 20

	@function convert-angle($value, $unit-name)
	$factors: (rad: 1rad, deg: 180deg / pi(), grad: 200grad / pi(), turn: 0.5turn / pi())
	@if not unitless($value)
	@warn "`#{$value}` should be unitless"
	@return false
	@if not map-has-key($factors, $unit-name)

	職務名稱： Rails 工程師
	需求人數： 1 - 2 人
	職務類別：軟體設計工程師、Internet程式設計師
	工作單位：
	* 國立陽明大學生物資訊研究所楊永正實驗室
	工作項目：
	* 生物資訊系統開發。
	* 有參與國際合作計畫之機會，歡迎有志者加入。

	職能要求：

	HTTP status code symbols for Rails

	Thanks to Cody Fauser for this list of HTTP responce codes and their Ruby on Rails symbol mappings.

	Status Code Symbol
	1xx Informational
	100 :continue
	101 :switching_protocols
	102 :processing

	-- show running queries (pre 9.2)
	SELECT procpid, age(query_start, clock_timestamp()), usename, current_query
	FROM pg_stat_activity
	WHERE current_query != '<IDLE>' AND current_query NOT ILIKE '%pg_stat_activity%'
	ORDER BY query_start desc;

	-- show running queries (9.2)
	SELECT pid, age(query_start, clock_timestamp()), usename, query
	FROM pg_stat_activity
	WHERE query != '<IDLE>' AND query NOT ILIKE '%pg_stat_activity%'

	# frozen_string_literal: true

	# Temporary solution for deprecation warnings of bundler v2.1+.
	# https://github.com/capistrano/bundler/issues/115

	namespace :load do
	task :defaults do
	set :bundle_flags, '--quiet'
	set :bundle_path, nil
	set :bundle_without, nil