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Posts

2018


Monitoring your application locally with NewReclic

The New Relic Digital Intelligence Platform provides actionable insights to drive digital business results. You can monitor your application and infrastructure performance so you can quickly resolve issues and improve digital customer experiences.

Following instruction should help you to connect your application to NewRelic platform and customize application events sent to the platform.

2017


External Site Monitoring

How did you know that your site is down? From your customers? Then it’s time to start using some external monitoring tool.

Logging Policy

There are different points of view on how logging levels should be used in code. I will share mine.

My assumption is: “There should be no errors in logs when everything is fine.”

How to Start Testing UI Before Backend is Ready

Recently I was asked how to start with testing UI before backend is completed. It depends on the product a lot. But when we’re talking about web, it is often not clear how the final solution should look like and behave. If so, it is not reasonable to spend much time writing UI tests using tools like Selenium before the first prototype is ready. It is not reasonable to write a presentation layer and, in some cases, a business logic on server side before it is clear what kind of data is required for UI.

2016


Installing Ansible 2.1.1 on Debian 8 (Jessie)

Recently I faced some dependency issues trying to install Ansible 2 on Debian 8 (Jessie). Googling a bit I found a solution which was a basically to upgrade or install missing dependencies. Following script automates the installation procedure:

Selenium Tests with Maven and Selenide

Selenide is nice wrapper around selenium web driver allowing to simplify writting UI tests with Selenium.

Some of the cook features are:

  1. jquery-like selector syntax, e.g. $("div.myclass").is(Condition.visible)
  2. Automatic screenshots on assertion failure
  3. Easy starting Selenium WebDriver
  4. And others

So, let’s write some tests on selenide and make it run from maven in a normal browser or in headless mode.