IlkhamGaysin / carrierwave-base64.md

Created February 24, 2017 14:56 — forked from shrikanthkr/carrierwave-base64.md

Saving base64 string with Carrierwave

In the controller action

image_file = change_img_params(params[:avatar]) #params[:avatar] - base64 string

def change_img_params(img)
begin
  Base64.decode64(img) #To check if thats a base64 string
  if img
    img = file_decode(img.split(',')[1],"some file name") #getting only the string leaving out the data/<format>

end

IlkhamGaysin / SCSS.md

Created February 27, 2017 14:58 — forked from jareware/SCSS.md

Advanced SCSS, or, 16 cool things you may not have known your stylesheets could do

⇐ back to the gist-blog at jrw.fi

Advanced SCSS

Or, 16 cool things you may not have known your stylesheets could do. I'd rather have kept it to a nice round number like 10, but they just kept coming. Sorry.

I've been using SCSS/SASS for most of my styling work since 2009, and I'm a huge fan of Compass (by the great @chriseppstein). It really helped many of us through the darkest cross-browser crap. Even though browsers are increasingly playing nice with CSS, another problem has become very topical: managing the complexity in stylesheets as our in-browser apps get larger and larger. SCSS is an indispensable tool for dealing with this.

This isn't an introduction to the language by a long shot; many things probably won't make sense unless you have some SCSS under your belt already. That said, if you're not yet comfy with the basics, check out the aweso

IlkhamGaysin / count_initiated_object_of_classes.md

Last active March 17, 2017 15:12

To count objects in current thread you can use this approach.

class OtherKlass
end

OtherKlass.new
OtherKlass.new

ObjectSpace.each_object(OtherKlass){} # =&gt; 2

IlkhamGaysin / simple_worker.md

Last active March 17, 2017 08:42

class ContentSuggestionEnqueuer
  def self.enqueue
    User.where(subscribed: true).pluck(:id).each do |user_id|
      ContentSuggestionWorker.perform_async(user_id)
    end
  end
end

IlkhamGaysin / simple_react.md

Created March 17, 2017 08:43

import React, { Component, PropTypes } from 'react';
import { ListGroup } from 'react-bootstrap';
import Todo from 'components/todo';

export default class TodoList extends Component {
  static propTypes = {
    todos: PropTypes.arrayOf(
      PropTypes.shape({
 id: PropTypes.number,

IlkhamGaysin / simple_server.md

Created March 17, 2017 09:08

require 'socket'

server = TCPServer.new("127.0.0.1", 2000)
loop do
  Thread.start(server.accept) do |client|
    client.puts "Hello !"
    client.puts "Time is #{Time.now}"
    client.close
 end

IlkhamGaysin / get_folder_sizes.md

Created March 18, 2017 12:24

du -h --max-depth=1 | sort -hr

IlkhamGaysin / test_sample.md

Created April 2, 2017 10:55

Introducing to testing of mine

class NumberGenerator
  VERSION = "0.1.0".freeze

  attr_reader :message_receiver

  def initialize(message_receiver)
    @message_receiver = message_receiver
  end

IlkhamGaysin / banchmarking_memory.md

Last active August 10, 2017 14:44

Simple benchmarking memory usage and spend time

Usage

print_metrics do
  #...your code...#
end

# Or by single method

IlkhamGaysin / import_and_export_in_postgres.md

Last active February 19, 2018 09:51

Import and Export *.sql file to local database

Import

psql -U postgres -h 0.0.0.0 -p 5434 -W nywt_development  < ~/Documents/dumps/dump.sql

Export

psql -U postgres -h 0.0.0.0 -p 5434 -W nywt_development  > ~/Desktop/dumps/gzip dump.sql.gz

Ilkham Gaysin IlkhamGaysin

Advanced SCSS

Simple benchmarking memory usage and spend time

Usage

Import

Export