Neumeral Technologies is a software development company based out of Kochi, India. We are a passionate team of technology experts focused on delivering web, mobile and custom software solutions.https://www.neumeral.com/https://www.neumeral.com/articles/product/2025-06-09-whatsapp-telegram-chatbots-transform-business-process/https://www.neumeral.com/articles/product/2025-06-09-whatsapp-telegram-chatbots-transform-business-process/Learn how automation through messaging platforms is turning conversations into conversions, streamlining sales pipelines, and boosting customer satisfaction.Mon, 09 Jun 2025 00:00:00 GMThttps://www.neumeral.com/articles/rails/2019-05-02-features-in-rails6/https://www.neumeral.com/articles/rails/2019-05-02-features-in-rails6/List of changes in Rails 6.0, and how to start using themThu, 02 May 2019 00:00:00 GMThttps://www.neumeral.com/articles/rails/2019-03-06-rails-performance-monitoring-tools-compared/https://www.neumeral.com/articles/rails/2019-03-06-rails-performance-monitoring-tools-compared/Which tools should you use, to identify performance issues in a Rails ApplicationWed, 06 Mar 2019 00:00:00 GMThttps://www.neumeral.com/articles/rails/2019-03-05-delayed-job-as-a-rake-task/https://www.neumeral.com/articles/rails/2019-03-05-delayed-job-as-a-rake-task/Running delayed job on-demand with a rake task and Heroku SchedulerTue, 05 Mar 2019 00:00:00 GMThttps://www.neumeral.com/articles/rails/2019-03-01-performance-testing-rails-applications/https://www.neumeral.com/articles/rails/2019-03-01-performance-testing-rails-applications/Tools to measure the performance of a rails applicationFri, 01 Mar 2019 00:00:00 GMThttps://www.neumeral.com/articles/shorts/2019-02-07-tmux-cheatsheet/https://www.neumeral.com/articles/shorts/2019-02-07-tmux-cheatsheet/Tmux allows you to run multiple terminal sessions in a single terminal window or a remote terminal, and allows you to split panes, switch windows and much more.Thu, 07 Feb 2019 00:00:00 GMThttps://www.neumeral.com/articles/engineering/2019-01-31-ssh-tunnels-how-to-with-example/https://www.neumeral.com/articles/engineering/2019-01-31-ssh-tunnels-how-to-with-example/SSH is secure shell, but its name is very misleading. In this post, lets see how it can be used for port forwarding between servers.Thu, 31 Jan 2019 00:00:00 GMThttps://www.neumeral.com/articles/engineering/graphql-ruby-aws-lambda/https://www.neumeral.com/articles/engineering/graphql-ruby-aws-lambda/How to run GraphQL Ruby in AWS Lambda.Fri, 18 Jan 2019 21:02:00 GMThttps://www.neumeral.com/articles/engineering/sinatra-graphql/https://www.neumeral.com/articles/engineering/sinatra-graphql/How to create a GraphQL server using the Sinatra framework in Ruby.Tue, 08 Jan 2019 21:02:00 GMThttps://www.neumeral.com/articles/rails/2018-11-28-rails-as-rack-app/https://www.neumeral.com/articles/rails/2018-11-28-rails-as-rack-app/Want to run a minimal Rails app as a Rack application? Its definitely possible.Wed, 28 Nov 2018 00:00:00 GMThttps://www.neumeral.com/articles/shorts/2018-11-26-ruby-oneliner-server/https://www.neumeral.com/articles/shorts/2018-11-26-ruby-oneliner-server/To quickly serve static files in a local development machine, we have used the handy python one-liner to run SimpleHTTPServer. There is a ruby equivalent baked into the ruby standard library.Mon, 26 Nov 2018 00:00:00 GMThttps://www.neumeral.com/articles/engineering/2018-11-22-application-heartbeat/https://www.neumeral.com/articles/engineering/2018-11-22-application-heartbeat/Many a times developers use simple monitoring solutions like Uptime Robot or Pingdom to ping servers to check if they are working fine. But when supplying urls to monitoring services, we need to make sure that they are indeed the right url to for the job.Thu, 22 Nov 2018 00:00:00 GMThttps://www.neumeral.com/articles/engineering/2018-02-25-update-rbenv-ruby-install-list/https://www.neumeral.com/articles/engineering/2018-02-25-update-rbenv-ruby-install-list/rbenv has no self-update command, so newly released Ruby versions never show up in its install list. Pull the ruby-build plugin repo to refresh it, plus a zsh alias to make it a one-liner.Sun, 25 Feb 2018 00:00:00 GMThttps://www.neumeral.com/articles/mobile/2018-02-20-ionic-app-development-tips-android/https://www.neumeral.com/articles/mobile/2018-02-20-ionic-app-development-tips-android/Two practical Ionic tips for Android: generating app icons and splash screens for every screen density with one CLI command, and running live-reload on a real device over USB.Tue, 20 Feb 2018 00:00:00 GMThttps://www.neumeral.com/articles/engineering/2017-12-10-running-local-ruby-script-in-heroku/https://www.neumeral.com/articles/engineering/2017-12-10-running-local-ruby-script-in-heroku/Two ways to run a Ruby script that lives on your machine against a Heroku app — piping it into heroku run console, and connecting to the Heroku Postgres database directly with ActiveRecord.Sun, 10 Dec 2017 00:00:00 GMThttps://www.neumeral.com/articles/rails/2017-10-20-why-upgrade-to-rails5/https://www.neumeral.com/articles/rails/2017-10-20-why-upgrade-to-rails5/Staying on an old Rails version costs you security patches and bug fixes, and every release you skip makes the upgrade harder. A look at the risks, dependency avalanches, and what Rails 5 adds.Fri, 20 Oct 2017 00:00:00 GMT