Skip to content
tsmx

tsmx

pragmatic IT

  • start
  • npm-packages

tsmx-dev

MongoDB: add/update fields referencing other existing fields using aggregation pipelines

9. April 2022 by tsmx-dev

Short explanation on how to add or update fields in documents referencing the values of other already existing fields by leveraging the aggregation pipeline framework.

Read more

Categories MongoDB Tags JavaScript, MongoDB

Connecting from a Docker container to a local MongoDB

17. March 202214. January 2022 by tsmx-dev

A quick guide demonstrating how to connect to a local MongoDB instance from a Docker container.

Read more

Categories Development Tags Docker, MongoDB, networking

Full code-coverage with Jest

10. January 20223. January 2022 by tsmx-dev

A guided tour on how to achieve the most complete code-coverage with Jest in your NodeJS projects and an some thoughts on why this is not necessarily the primary target.

Read more

Categories NodeJS Tags Jest, NodeJS, testing

Creating a time series sample CSV file with a bash script

1. December 202126. November 2021 by tsmx-dev

Demonstrating a pragmatic way for generating time series sample data in CSV files with a bash script. Useful for Proof-of-Concepts, unit and performance testing and many other scenarios.

Read more

Categories Development Tags bash, sample data, scripting, testing, time series

npm major package upgrades with backward patch support

20. October 20213. October 2021 by tsmx-dev

A short checklist for publishing new major versions of your packages in the npm registry including support for patching older versions.

Read more

Categories Development, NodeJS Tags major-version, NodeJS, npm, package, patch, publish, update

Testing process.exit with Jest in NodeJS

27. September 202117. September 2021 by tsmx-dev

Demonstrating a pragmatic way on how to test code paths resulting in process.exit using the Jest test library.

Read more

Categories NodeJS Tags JavaScript, Jest, NodeJS, testing

Commander options hands-on – advanced CLI’s with NodeJS

30. April 202311. September 2021 by tsmx-dev

The Commander package is a great utility for building a CLI with NodeJS. This article provides a comprehensive hands-on for the various option features of Commander.

Read more

Categories NodeJS Tags CLI, Commander, NodeJS, option

JavaScript Map: sorted for-loop with a custom iterator

20. August 20211. June 2021 by tsmx-dev

An elegant way of how to do a sorted iteration over all entries of a JavaScript Map with a for-loop using a custom iterator implemented with Symbol.iterator, function* and yield*.

Read more

Categories Development, NodeJS Tags for-loop, function*, iterate, JavaScript, Map, NodeJS, sort, Symbol.iterator, yield, yield*

Express: middleware function with custom parameters

16. May 202126. March 2021 by tsmx-dev

Implementing an Express middleware function that can handle custom parameters.

Read more

Categories NodeJS Tags Express, NodeJS

nginx as development proxy to avoid CORS errors

24. September 202125. March 2021 by tsmx-dev

A simple setup for using nginx to avoid CORS errors during local development without the need of code changes.

Read more

Categories Development Tags client-side, CORS, cross-origin, error, nginx, proxy, web-development
Older posts
Newer posts
← Previous Page1 Page2 Page3 Next →

Recent Posts

  • Running Oracle DB in Docker using the official container image – in minutes, free edition available
  • Integrating GCP Secret Manager with App Engine environment variables
  • Secure configuration management for a GCP cloud function in Node.js
  • Default Node.js process.env variables in GCP cloud functions and app engine
  • CommonJS vs. ESM/ECMAScript cheat-sheet

Categories

  • Cloud (1)
  • Development (5)
  • GCP (4)
  • JavaScript (2)
  • MongoDB (3)
  • NodeJS (18)
  • Oracle DB (1)

Archives

  • November 2023
  • October 2023
  • September 2023
  • August 2023
  • July 2023
  • May 2023
  • November 2022
  • June 2022
  • May 2022
  • April 2022
  • January 2022
  • November 2021
  • October 2021
  • September 2021
  • June 2021
  • March 2021
  • December 2020
  • November 2020
  • October 2020
  • September 2020
  • August 2020

Links

Privacy Policy | Imprint

© 2023 tsmx • Built with GeneratePress