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Node.js as a Proxy to Logentries.com

Logging from the client side of a web application can seem like a challenge.  The web browser exposes everything to the user.  There is no way to hide anything delivered to the client from prying eyes, including your log token… Read More

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Posted in Application Performance Monitoring, Development, DevOps, How To, JavaScript, Log Management, Logentries, Scripts, Web

3 Ways to Improve Your Code Testing

I am a big fan of Test Driven Development (TDD). I drank the kool-aid a while back and have not had a regret since. When I sling code, I am always writing a test, or writing against a test. That’s… Read More

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Posted in Development, JavaScript, Node.js, Tips & Tricks

What exactly is an Event-loop?

“The price of reliability is the pursuit of the utmost simplicity” – C.A.R Hoare
Rather than doing another all-out performance post, I’ll look at some aspects of asynchronous I/O today instead: what it is at a high level, what it… Read More

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Posted in Development, JavaScript, Node.js

Implementing Self-Describing Log Data Using NodeJS

In my previous article, How to Ensure Self-Describing Log Data using Log4Net, I showed you a  technique that made structuring your logging information as key-value and JSON under Log4Net an easier undertaking. In this article I am going to apply… Read More

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Posted in Application Performance Monitoring, JSON, Log Management, Node.js

15 Events to Log for Better DevOps

DevOps practices are now finding their way into more and more organizations. Up to now, as the DevOps movement has started to percolate across various industries the focus has been on improving the IT department. In Logentries’ article 15 Events… Read More

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Posted in .Net, Alerts, Application Performance Monitoring, Business Metrics, Data visualization, DevOps, Feature, Java, JavaScript, LEQL, Log Analysis, Log Management, Node.js, Security, Server monitoring, Tableau, Tips & Tricks

Client Side Logging In Javascript

Developers are writing Javascript applications of increasing complexity designed to run in web browsers, on desktops, and on servers.  Javascript applications have reached a level of maturity that means they are running important business operations.  They must be more maintainable… Read More

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Posted in Application Performance Monitoring, Cloud, Development, JavaScript, Log Management, Logentries, Uncategorized

Logging from Sonos Speakers with a Webhook

Our Boston sales office has a big set of Sonos speakers around their office that pumps tunes out across the office. It’s great for camaraderie, until someone sticks country music on… On a visit, I had an hour to spare,… Read More

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Posted in How To, IoT, LEQL

Unleash the power of node.js for Shell Scripting (Part 2)

Ready for our first proper node.js Script!

In a previous post, we learned about some tools that helped us create a script in node.js. It is now time to put this into practice by implementing a script that connects to… Read More

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Posted in Node.js

Unleash the power of node.js for Shell Scripting (Part 1)

Setting Up
Running a Node Script

We are going to talk about creating shell scripts with node.js. The first thing that you need to do is install node.js. You can get the installers from https://nodejs.org/en/download/, or use your favorite package… Read More

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Posted in How To, Node.js

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