Viacheslav Ptsarev leemour

Software Engineer, Leader, Manager, Ruby/Go hacker

leemour / reflections.rb

Last active June 28, 2018 02:58

Ruby reflections - find source location and source code

	# Show method location
	method(:meth).source_location

	# Nice gem 'method_source' makes life easier. Use it inside console:
	require 'method_source'
	# Show method source
	method(:meth).source.display
	# Show class or method definition
	show-source Job
	show-source Job.work

leemour / mass_delete_remote_branches.sh

Last active July 12, 2018 11:04

Mass delete multiple remote branches in git repository (and locally)

	# Remote
	git br -r \| grep -v 'master\\|dev\\|new_front' \| awk -Forigin/ '{print $2 $3}' \| xargs -I {} git push origin :{}
	# Local
	git branch \| grep -v 'master\\|dev\\|new_front' \| xargs -I {} git branch -D {}

leemour / carrierwave_selectel.rb

Last active July 1, 2021 10:37

Carrierwave integration with Selectel using fog-openstack

	CarrierWave.configure do \|config\|
	if Rails.env.test? \|\| Rails.env.cucumber?
	config.storage = :file
	config.enable_processing = false
	else
	config.asset_host = Rails.application.secrets.asset_host
	config.fog_provider = 'fog/openstack'
	config.fog_credentials = {
	provider: 'OpenStack',
	openstack_auth_url: 'https://api.selcdn.ru/v3',

leemour / optimize_png.sh

Created October 11, 2018 11:52

Optimize png images with pngquant and optipng

	find . -name '*.png' -exec pngquant -ext .png -force 256 {} \;
	find -type f -name "*.png" -exec optipng \-o2 \-strip all '{}' \;

leemour / where_is.rb

Created October 24, 2018 18:07 — forked from wtaysom/where_is.rb

A little Ruby module for finding the source location where class and methods are defined.

	module Where
	class <<self
	attr_accessor :editor

	def is_proc(proc)
	source_location(proc)
	end

	def is_method(klass, method_name)
	source_location(klass.method(method_name))

leemour / s3_folder_upload.rb

Last active November 20, 2024 16:58 — forked from fleveque/s3_folder_upload.rb

Upload folder to S3 recursively with ruby, multi threads and aws-sdk v3 gem

	# frozen_string_literal: true

	require 'rubygems'
	require 'aws-sdk'

	module S3
	# Upload directory recursively to S3
	class DirectoryUpload
	attr_reader :folder_path, :bucket, :include_folder
	attr_accessor :files

leemour / changelog.rake

Last active November 28, 2018 14:40 — forked from cdesch/rake task

Ruby git CHANGELOG generator

	namespace :changelog do
	# simple rake task to output a changelog between two commits, tags ...
	# output is formatted simply, commits are grouped under each author name
	#
	desc "generate changelog with nice clean output"
	task :generate, :since_c, :until_c do \|t, args\|
	since_c = args[:since_c] \|\| `git tag \| head -1`.chomp
	until_c = args[:until_c] \|\| `git rev-parse --short HEAD`
	cmd=`git log --pretty='format:%ci::%an <%ae>::%s::%H' --after=#{since_c} --before=#{until_c}`

leemour / .rubocop.yml

Last active December 3, 2018 11:06

Rubocop config

	# inherit_from: .rubocop_todo.yml

	AllCops:
	# Default formatter will be used if no `-f/--format` option is given.
	DefaultFormatter: fuubar
	# Cop names are displayed in offense messages by default. Change behavior
	# by overriding DisplayCopNames, or by giving the `--no-display-cop-names`
	# option.
	DisplayCopNames: true
	# Style guide URLs are not displayed in offense messages by default. Change

leemour / listen_ports.sh

Created December 14, 2018 17:08

Ubuntu network stat check ports listen

	# sudo apt install net-tools
	sudo netstat -ntlp \| grep LISTEN

leemour / format_ruby_hash.rb

Last active January 11, 2019 14:22

Format Ruby hash with left indent and awesome print

	# add `gem 'awesome_print` to Gemfile
	rails c
	# cl = Scryfaller::Client.new
	# hash = cl.cards.search(q: "Aberrant Researcher // Perfected Form").body[:data].first
	ap hash, ruby19_syntax: true, index: false, indent: 2
	# Copy and paste output into https://www.cleancss.com/ruby-beautify/