Draven draveness

🌟

𝚊𝚋𝚜𝚝𝚛𝚊𝚌𝚝𝚒𝚘𝚗 & 𝚌𝚘𝚖𝚙𝚕𝚎𝚡𝚒𝚝𝚢

HFT / C++ / Go

draveness / 0_reuse_code.js

Created January 14, 2016 04:58

Here are some things you can do with Gists in GistBox.

	// Use Gists to store code you would like to remember later on
	console.log(window); // log the "window" object to the console

draveness / fishhook-test-viewcontroller

Last active September 1, 2016 02:58

Using fishhook to change socket layer function and failed because of recursive call

	#import "ViewController.h"
	#import <fishhook.h>

	@interface ViewController () <NSURLSessionDataDelegate>

	@end

	@implementation ViewController

	int (origianl_connect)(int, const struct sockaddr , socklen_t);

draveness / disqus-migrator.rb

Created April 10, 2017 01:20

	require 'csv'
	require 'uri'
	require 'pry'

	csv_text = File.read('1.csv')
	csv = CSV.parse(csv_text, :headers => true)
	hashes = []
	csv.each do \|row\|
	hash = row.to_hash
	old = hash["old"]

draveness / old-style-plist-parser.swift

Created April 10, 2017 01:22

	//
	// Token.swift
	// XProject
	//
	// Created by Draveness on 05/04/2017.
	// Copyright © 2017 Draveness. All rights reserved.
	//

	import Foundation
	import RbSwift

draveness / keybase.md

Created July 18, 2017 03:37

I hereby claim:

I am Draveness on github.
I am draven (https://keybase.io/draven) on keybase.
I have a public key whose fingerprint is 62CA 63CD FC29 5526 5B5E 9141 30B1 E305 0480 F92E

To claim this, I am signing this object:

draveness / embeds_many_to_has_many.rb

Created August 23, 2017 23:01

	def embeds_many_to_has_many(parent, child)
	child_key_name = child.to_s.underscore.pluralize
	parent.collection.find({}).each do \|parent_document\|
	next unless parent_document[child_key_name]
	parent_document[child_key_name].each do \|child_document\|
	new_child = child_document.merge(
	"#{parent.to_s.underscore}_id": parent_document['_id']
	)
	child.collection.insert_one new_child
	end

draveness / monitor_database_record_creation.rb

Last active September 29, 2017 08:52

Monitor FactoryGirl record creation with ActiveSupport notifications

	# source: https://robots.thoughtbot.com/debugging-why-your-specs-have-slowed-down
	# spec/spec_helper.rb

	config.before(:each, :monitor_database_record_creation) do \|example\|
	ActiveSupport::Notifications.subscribe("factory_girl.run_factory") do \|name, start, finish, id, payload\|
	$stderr.puts "FactoryGirl: #{payload[:strategy]}(:#{payload[:name]})"
	end
	end

draveness / database_transformer.rb

Last active September 29, 2017 08:57

Export MongoDB to csv files and import them into MySQL with mysqldump

	module DatabaseTransformer
	def self.import(collection, fields, columns)
	mongo_export = <<-EOF
	mongoexport --host #{hostname} --username #{username} \
	--password #{password} \
	--authenticationDatabase #{auth_source} \
	--db #{database} --collection #{collection} \
	--type=csv \
	--fields #{fields.join(',')} \
	--out #{collection}.csv

draveness / database_transformer.rb

Last active October 7, 2017 15:08

Export MongoDB collection to ActiveRecord Model directly. Used for MongoId to ActiveRecord migration.

	# frozen_string_literal: true

	require 'colorize'

	module DatabaseTransformer
	attr_reader :database

	def initialize(database)
	@database = database
	end

draveness / relation_builder.rb

Last active October 7, 2017 15:55

After export all the record from MongoDB, use this to build relation in all records. You need to handle many to many relations by yourself