[AWS Lambda] We recommend npm install serverless --global to reduce node_modules file size

Global-installing Serverless Framework cut the AWS Lambda deployment .zip by about 10 MiB.

How to fix the problem of double-displayed titles in Yoast SEO

Fixing doubled titles after installing Yoast SEO by enabling Force rewrite titles on the Search Appearance page.

Reflecting on 2018 [Work, Family, Learning]

Looking back on 2018 as Engineering Lead — hiring, warehouse relocation projects, 1on1s, family, and learning.

Services I paid for in 2018 [Subscription Edition]

The subscription services I paid for in 2018 — LastPass, Backblaze, Evernote, Amazon Prime, Google One, and Family Album Mitene.

[Node.js] Sample code to get href values with cheerio

You need to chain .find('a') before .attr('href') to read an anchor's href with cheerio.

Upload from AWS Lambda function to S3 [Serverless Framework Edition]

Uploading HTML from an AWS Lambda function to S3, with Serverless Framework handling bucket and IAM setup.

How to check the list of AWS Lambda default environment variables

Listing AWS Lambda's default environment variables via docs and a Node.js process.env dump.

Email and Slack message templates for announcing 2FA activation to your company

Email and Slack message templates for asking coworkers to turn on 2FA, with Google and Slack help links.

How to fix Task timed out after 6.00 seconds error [Serverless Framework][AWS Lambda]

My Lambda function hit the default 6 s timeout, so I bumped the `timeout` value in `serverless.yml`.

Deploying to AWS Lambda with Serverless Framework

Installing Serverless Framework and deploying to AWS Lambda using the aws-nodejs template.

How to register and use multiple AWS accounts with AWS CLI

Register multiple AWS accounts with `aws configure --profile` and switch between them via --profile.

Immediately installed Classic Editor plugin after updating to WordPress 5.0

Reverting from Gutenberg to the Classic Editor plugin after upgrading to WordPress 5.0.

The role of Engineering Lead

Mapping the Engineering Lead role from The Manager's Path onto my actual day-to-day work.

[Node.js] JavaScript heap out of memory can be resolved with --max-old-space-size

Working around a Node.js JavaScript heap out of memory in CI by raising --max-old-space-size to 2048 MB.

Steps to create an Ionic PWA and release it to Netlify

Creating an Ionic PWA with the create-stencil ionic-pwa starter and deploying it to Netlify from GitHub.

Recommended ways to increase audio input for engineers who have no time due to childcare and housework

For time-strapped engineers with families, a guide to boosting audio input via Podcasts, Audible, and Voicy.

[Mongoose] How to fix RangeError: attempt to write outside buffer bounds

The RangeError: attempt to write outside buffer bounds in Mongoose comes from BSON's 16MB per-document limit.

MongoDB document size can be obtained with Object.bsonsize()

Measure the byte size of a MongoDB document with `Object.bsonsize()` in the mongo shell.

[Nuxt.js] How to fix the bug where npm run dev doesn't start after npx create-nuxt-app

Fixing a fresh Nuxt.js project that won't run npm run dev by swapping ctx.isClient for process.client.

Praise in public, scold in 1-on-1

A management note from The Manager's Path: praise in public, scold in 1-on-1 — and ask first.

Shortened URLs should not be used for internal sharing - they're full of disadvantages

Why shortened URLs are a poor fit for internal sharing — opacity, redirects, unsearchable, and shutdown risk.

JavaScript sample code to mention User Group via Slack API

Mention a Slack User Group with <!subteam^ID|handle> and a JavaScript chat.postMessage sample.

[AWS EC2] Instance Store - Ephemeral Disk (volatile disk) can be used for free

AWS EC2 instance store (Ephemeral Disk) is free to use, with the caveat that data is wiped on instance stop.

[macOS] Migrated memory cleaner from "Dr. Cleaner" to "Memory Cleaner"

Losing trust in Trend Micro and migrating from Dr. Cleaner to Nektony's Memory Cleaner on macOS.

How to resolve node-gyp errors during npm install

Four ways I've fixed recurring node-gyp rebuild errors during npm install.

[Google Forms] JavaScript Sample Code to Get Radio Button, Checkbox, and Dropdown Options

JavaScript sample code to extract radio, checkbox, and dropdown options from a Google Form.

How to Completely Erase macOS Disk

Standard macOS clean install plus a full-wipe path using diskutil secureErase from a bootable installer.

[WordPress] Migrated from All in One SEO Pack to Yoast SEO

Migrating a WordPress SEO plugin from All in One SEO Pack to Yoast SEO after Twitter Card errors appeared.

The Type of Person Who Doesn't Want 'Friendly Relationships' at Work

Why an engineering manager might not want 'friendly relationships' at work, sparked by a passage from The Manager's Path.

Ideas for Not Working with 'People You Don't Want to Work With'

Practical options — from direct feedback to changing jobs — for not working with people you'd rather not.

How to Meet Non-Functional Requirements?

How to avoid shipping features that meet functional but not non-functional requirements, using GitHub issues and Sprint Review.

[Mongoose] Setting validation runValidators: true in update() and findOneAndUpdate()

Turn on validators for Mongoose update() and findOneAndUpdate() with the runValidators: true option.

Amazon SQS Message Limits per Queue

A quick summary of Amazon SQS's per-queue inflight message limits for standard and FIFO queues.

Are iPhone Earphones the Best for Remote Work?!

Why I ended up going back to Apple's EarPods with 3.5 mm Headphone Plug for remote work.

[MongoDB] How to Fix "$err" : "Can't canonicalize query: BadValue cannot compare to undefined", "code" : 17287

Reproducing and guarding against the MongoDB code 17287 undefined-comparison error.

Wise Words from 'Don't Read the Air' (『空気を読んではいけない』の金言)

Wise words from Shinya Aoki's 'Don't Read the Air,' viewed through an engineer's lens.

How to Fix Japanese and Chinese Character Display Issues in wkhtmltopdf

Getting Japanese and Chinese to render in wkhtmltopdf via IPAex Font and Noto Sans CJK.

[Nginx] How to Exclude Specific URLs from Basic Authentication

Using satisfy any and allow all to exempt specific URLs or static assets from Nginx Basic auth.

Migrating Domain Registrar from DNSimple to Amazon Route 53

Steps for migrating a domain registrar from DNSimple to Amazon Route 53.

Number Abbreviations: No. and # (Number Sign)

A quick look at abbreviations for Number (No., #, №) and how to use them concisely.

instagram-scraper: A Python Tool for Downloading Instagram Images and Videos

How to install and use the Python CLI tool instagram-scraper to download Instagram images and videos.

Manually Renewing Let's Encrypt SSL [CentOS + Nginx Edition]

Manually renewing a Let's Encrypt SSL certificate on CentOS + Nginx with certbot-auto.

How to Install Python 3 on macOS High Sierra

Run brew install python3 on macOS High Sierra to get Python 3.7, then verify python3 and pip3.

I Think Not Being Able to Buy Additional Coupons During IIJmio OFF-Time Communication Restrictions is a Lost Opportunity

IIJmio's off-time throttling makes even buying more data impossible — a real-world lost-opportunity story.

Setting Google Calendar to Display Time for Each TimeZone

Enable Show world clock in Google Calendar to keep multiple time zones visible in the sidebar.

Remote Work May "Potentially Degrade Social Skills"

A favorite illustration from The Oatmeal on how remote work may quietly degrade your social skills.

github-changes Can Auto-Generate CHANGELOG.md from Commit Messages

How to use github-changes to auto-generate CHANGELOG.md from commit messages, with a real-world PR example.

When Mining Ether on Ethereum Private Network, eth.blockNumber Stays at 0 Because DAG Generation Isn't Complete

eth.blockNumber stayed at 0 on an Ethereum private net because DAG generation wasn't done yet.

Installing geth (go-ethereum) and Connecting to Private Network [MacOS Edition]

Install geth on macOS via Homebrew and connect to an Ethereum private network.

[MongoDB] $pull and $pullAll for Removing Specific Elements from Array Fields

$pull and $pullAll examples for removing single or multiple elements from a MongoDB Array field.