/* Code Comments */36 posts tagged with "node"
node: how to print objects
2022-11-28
|~1 min read
|125 words
Previously, I wrote about using to pretty print objects. Unfortunately, there’s a limitation: objects with circular references. This is…
javascript: combining regular expression patterns
2022-11-28
|~2 min read
|310 words
I was working on updating my blog and I wanted to have excerpts. Unfortunately, the excerpts were coming in with a lot of additional context…
node: how to determine if a path is a file or directory
2022-11-28
|~1 min read
|125 words
When using Node, it’s often necessary to know if the path you’re referencing is a file or directory. If you don’t handle these cases, it’s…
deploying with heroku
2022-11-28
|~1 min read
|187 words
Quick and dirty notes on getting a node app up and running on Heroku: Download the CLI Login to Heroku Push your code up to Heroku — you can…
node middleware: body-parser
2022-11-28
|~1 min read
|93 words
is middleware for servers in Node. It will automatically parse the data in a response or request and can be “used” by the server as desired…
node: sourcing environment variables
2022-11-28
|~2 min read
|229 words
This is all about how to get the variables from a into a node script using source with If you don’t want to use , however, you can inject…
bootstrap-express-app
2022-11-28
|~3 min read
|450 words
Kent C Dodds has a walkthrough of getting an Express App up and running with some context for why he made the decisions. https://kentcdodds…
readline in node for processing stdin & stdout
2022-11-28
|~2 min read
|347 words
I haven’t had many opportunities to play around with building CLIs or reading data from with Node in a while, so today I decided to play…
debugging a node cli written in typescript with vs code
2022-11-28
|~5 min read
|915 words
I’ve been writing recently about setting up projects with Typescript as well as Babel and ESLint. Those explorations, however, we all in…
node: require option to preload modules
2022-11-28
|~1 min read
|185 words
In learning about different approaches to loading environment variables in Node projects, I came across an option for Node that can require…
node: accessing the home directory
2022-11-28
|~1 min read
|133 words
In Node, the module provides platform agnostic ways to interrogate the operating system. For example, the method: Returns the string path…
node: checking if a file/directory exists
2022-11-28
|~2 min read
|311 words
There are a number of ways to check if a file or directory exists in Node, but one of the simplest is the synchronous method on the module…
node's process argv
2022-11-28
|~3 min read
|408 words
I’ve been exploring Node CLIs lately, which means I needed a better understanding of how all of the wonderful CLIs I use daily work…
extracting details from package.json
2022-11-28
|~1 min read
|189 words
Yesterday, when I was writing about using Node to create ASCII art, there was a detail I overlooked - the number. As a reminder, the…
building ascii art for the command line with node
2022-11-28
|~1 min read
|148 words
I was digging through the source code of the Serverless CLI recently when I came across this little nugget that I thought was really cool…
native http requests with nodejs
2022-11-28
|~4 min read
|751 words
When making network requests with Javascript there are a number of options. One of my favorites is fetch, native and promise based it…
.gitignore and monorepo node projects
2022-11-28
|~2 min read
|341 words
Recently I was working on a project structured as a mono repo - smaller projects within a larger maintained their own dependencies. I wanted…
package comparison: bcrypt vs bcryptjs
2022-11-28
|~2 min read
|277 words
In learning more about password management and salting/hashing (which I wrote about here) - I found bcrypt (which I wrote about using here…
salt & hash: a password recipe
2022-11-28
|~14 min read
|2678 words
When it comes to properly managing passwords, I think of breakfast. Okay, that’s not true. I always think of breakfast. But it is true that…
using node to find all files in a directory
2022-11-28
|~3 min read
|555 words
Turns out Node has for exactly this purpose. From the docs: Asynchronous readdir(3). Reads the contents of a directory. The callback gets…
standard tsconfig for node projects
2022-11-28
|~1 min read
|127 words
The following is a simple that I’ve found helpful when writing simple node applications. I’ve found myself copying and pasting it between…
node environmental variables: a simple example
2022-11-28
|~2 min read
|234 words
This is not going to be a deep dive into Node’s environmental variables, but rather a quick look at how you may use environmental variables…
how to execute node package clis
2022-11-28
|~2 min read
|349 words
In node projects, many times a package will have its own CLI. React, Storybook, Typescript and Gatsby all have their own for example. How do…
easy logging with bunyan
2022-11-28
|~3 min read
|487 words
Another entry in my Package Discovery series. Today, I’m looking at logging with ! Two steps to easily generate more readable logs: Install…
private fields and methods in javascript
2022-11-28
|~3 min read
|590 words
When I was first learning about Javascript (so, several months ago), I found this article from Douglas Crockford about private variables and…
quickly retreive environment information
2022-11-28
|~2 min read
|356 words
I find myself frequently looking up which version of Node and npm I’m running. Today, a colleague showed me how to get it and lots of…
postgres return types in node - parse strings to whatever you want
2022-11-28
|~2 min read
|260 words
By default the returns everything from PostgreSQL as a string. Brian Carlson, the author of , provides a solution for fixing this with his…
express routers
2022-11-28
|~2 min read
|245 words
As apps grow, the number of routes can balloon. More than that, you may need custom middleware for certain routes and not others - whether…
basic middleware concepts in node
2022-11-28
|~2 min read
|347 words
Middleware is software that sits between two other pieces of software and can augment, change, modify, or even respond to data it receives…
rimraf to clean restart a node server
2022-11-28
|~1 min read
|119 words
One of the challenges of using to monitor changes to a node server and restart is if some changes get cached. I came across rimraf in a…
using the node inspector
2022-11-28
|~2 min read
|217 words
If you’re running a node application and you want to debug, but don’t want to use the debugger in your text editor, perhaps your text editor…
dealing with npm config files
2022-11-28
|~4 min read
|681 words
When things that used to work break, I want to understand why. That was the situation recently with , the reliable workhorse behind node…
node out of memory: force feeding node more memory
2022-11-28
|~3 min read
|535 words
It’s not uncommon for larger apps to exceed the default memory allocated to Node. When this happens, you’ll get an errory alerting you that…
importing modules while reducing clutter
2022-11-28
|~5 min read
|934 words
I’ve developed a peculiar habit. I knew I’d developed it, but didn’t know it was peculiar until my lead asked me about it this morning. When…
what is `require.resolve` and how does it work?
2022-11-28
|~2 min read
|374 words
In order to understand , part of the Node API, we must first understand its context. Namely, the module and how it fits within the realm of…
debugging create-react-app
2022-11-28
|~5 min read
|917 words
In an effort to learn React, I pulled up React’s introductory tutorial. Almost immediately I hit turbulence. I was in the setup of the…