werner

unless File.exist?('Gemfile')
  File.write('Gemfile', <<-GEMFILE)
    source 'https://rubygems.org'

    # Bundle edge Rails instead: gem 'rails', github: 'rails/rails'
    gem 'rails', '4.1.2'

    #For Heroku
    gem 'pg'

werner

unless File.exist?('Gemfile')
  File.write('Gemfile', <<-GEMFILE)
    source 'https://rubygems.org'
    gem 'rails', github: 'rails/rails'
    gem 'arel', github: 'rails/arel'
    gem 'sqlite3'
  GEMFILE
 
  system 'bundle'
end

werner

Rails as it has never been before :)

Rails 3 AntiPatterns, Useful snippets and Recommended Refactoring.

Note: Some of them are collected from different online resources/posts/blogs with some tweaks.

werner

#Remove console logs
ActiveRecord::Base.logger.level = 1

#Create a csv file
require "csv"
CSV.open("path/file_to_create.csv", "wb") { |csv| 
  csv << ["Field 1", "Field 2", "Field 3"]; records.each {|t| csv << [t.field1, t.field2, t.field3.count] }  
}

#Remove duplicates

werner

macro_rules! get_body_as {
	($structure:ty, $req:expr, $error_fn:ident) => {
		{
			let body = get_body!($req, $error_fn);

			let raw_structure = borrow_function(&body);

			match raw_structure {
				Ok(structure) => structure,
				Err(error) => "Error"

werner

require 'btcruby'
require 'bitcoin'
require 'bech32'
require './segwit_addr'
require 'active_support'
require 'active_support/core_ext'
require 'ffi'

# Computation of P2SH-P2WPKH address

werner

fn main() {
    let spanish_freq = [15.0,12.53, 1.42, 4.68, 5.86, 13.68, 0.69, 1.01, 0.70, 6.25, 0.44, 0.02, 4.97, 3.15, 6.71, 0.31, 8.68, 2.51, 0.88, 6.87, 7.98, 4.63, 3.93, 0.90, 0.01, 0.22, 0.90, 0.52];
    let test_paragraph = "ΣΦΨΞΔλΨΔΛΣΦΔλΨξΔϗΞΔΦΨΞϑλΨΛΣΘϑΞϗΦϑλΨΣΞΨλϑΞΨζβΣφΔΨΣΦΨΣΞΨξΛϗΞΞϑΨϖΣΞΨΠΣϖΛΣφΔΞΨΩΨΠΛΣΦϖϗϖϑΨΔΨΞΔΨΘΔφϗΔΨϖΣΨΞϑλΨΓΔΘϗΦϑλΨΣΞΨΔΛΛϗΣΛϑΨαΔΨΣΞΨΔΛΛϗΣΛϑΨαΔΨΣλΨξΔΦϖΣΛΔΨϖΣΨΦϗΣξΞΔΨλβΨΠϑΦΓΡϑΨΔΞΨαϗΣΦμϑΨΞϑΨλΔΞβϖΔΦΨΞΔλΨεΞΔβμΔλΨϖΣΞΨΠΔζϑΦΔΞΨΩΨΔΦϗΘΔΦϖϑΨΞΔΨμΛϑΠΔΨΠΔΛΨΣλϑλΨΓΣΛΛϑλΨΣΞΨΔΛΛϗΣΛϑΨαΔΨΣΞΨΔΛΛϗΣΛϑΨαΔΨΞΔλΨΠΣΦΔλΨΩΨΞΔλΨαΔηβϗμΔλΨλΣΨαΔΦΨΠΔΛΨΞΔΨΘϗλΘΔΨλΣΦϖΔΨΞΔλΨΠΣΦΔλΨλϑΦΨϖΣΨΦϑλϑμΛϑλΨΞΔλΨαΔηβϗμΔλΨλϑΦΨΔζΣΦΔλ";
    let char_array = test_paragraph.split("").collect::<Vec<&str>>();
    let mut count: Vec<f64> = vec![0.0;381];
    let mut result = vec![0;381];

    for (i, char) in char_array.iter().enumerate() {
        count[i] = (char_array.iter().filter(|&x| x == char).collect::<Vec<&&str>>().len() as f64 * 100.0) / 381.0;
    }

werner

require 'bitcoin'

KEOKEN_PREFIX_SIZE = '04'
KEOKEN_PREFIX = '00004b50'
KEOKEN_VERSION = '0000'
KEOKEN_TYPE_CREATE_ASSET = '0000'
KEOKEN_TYPE_SEND_TOKEN = '0001'
PREFIX_BYTE_AMOUNT = "0000000000000000"
AMOUNT_TOKEN_TO_CREATE = 1000000.to_s(16)
AMOUNT_SIZE = 16

werner

bundle show --paths | xargs ctags -R --exclude=.git --exclude=log -f ./.git/tags /home/werner/proyectos/torta

werner

https://github.com/rust-lang/rls/issues/1449#issuecomment-489026206