[Apple] Enable Two-factor Authentication

Enabling two-factor authentication on a corporate master Apple ID, and how the Recovery Key is handled.

Recommended Vue.js Introduction Books for Beginners

Two recommended Japanese introductory books for Vue.js beginners on the team.

How to Replace Control Characters in JavaScript

Sample code for replacing control characters in JavaScript with String.prototype.replace and a regular expression.

[macOS] How to Input Control Characters [CotEditor Edition]

Insert control characters in CotEditor on macOS using its Unicode Hex input menu, with no system preferences changes.

[G Suite] Setting Up Auto-Reply for Group Email

Steps for enabling auto-reply on G Suite group email addresses, with notes on the four scope options.

Sample Code to Redirect After Google Form Submission

Sample code that embeds a Google Form in an iframe and redirects to a custom URL after submission.

Initial setup for running Beego apps on Heroku

How to configure a beego app to bind Heroku's $PORT and avoid the R10 Boot timeout error.

Attention Required - Earnings at risk - You need to fix some ads.txt file issues [WordPress Edition]

Fixing the AdSense ads.txt warning on WordPress + Nginx by placing the file and adding an Nginx location block.

Neutral Face Emoji Tools for bulk adding Slack Custom Emoji is convenient

Neutral Face Emoji Tools — a Chrome extension for bulk-registering Slack Custom Emoji via drag-and-drop.

Free HTTPs monitoring service StatusCake

Migrating this site's HTTPs uptime monitoring from Pingdom to the free StatusCake plan, with Slack alerting.

go: modules disabled inside GOPATH/src by GO111MODULE=auto; see 'go help modules' solution

Fix go mod init failing inside GOPATH/src by exporting GO111MODULE=on before re-running the command.

[G Suite] Administrator setting to disable Gmail automatic email forwarding

Notes on using G Suite admin settings to disable Gmail auto-forwarding as a data-leak prevention measure.

[RVM] How to resolve Could not load OpenSSL error

Fixing a Could not load OpenSSL error in RVM-managed Ruby by installing OpenSSL via rvm pkg.

[Android] Difference between View.INVISIBLE and View.GONE

The difference between View.INVISIBLE and View.GONE in Android, in terms of whether layout space is kept for the hidden view.

Slack Custom Emoji private API /api/emoji.add

Notes on Slack's private /api/emoji.add and the xoxs-token workaround used by slack-emojinator.

Convert JSON to CSV with json2csv [JavaScript/Node.js]

Sample Node.js code for converting JSON to CSV with json2csv, without writing loops yourself.

[Android/iOS] How to test Deep Link and Custom URL Scheme in development environment

Verify Deep Links and Custom URL Schemes locally with SimpleHTTPServer + ngrok, and open them on Android Emulator and iOS Simulator.

geth sendTransaction throws Error: insufficient funds for gas * price + value when balance is insufficient

Reproducing the insufficient funds error in geth sendTransaction on a private network and confirming its behavior.

How to turn off 'Will you attend?' email notifications from guests invited to Google Calendar

Turn off Google Calendar's email notifications for guest Yes/Maybe/No responses via Event Responses > None.

How to obtain Evernote API Developer Token (with sample code)

How to obtain an Evernote Developer Token and list notebooks from Node.js, with a fix for the sample's warning.

How to obtain Evernote API key

How to obtain an Evernote API Key, use the sandbox, and request production activation.

How to check the API Version currently used in Amazon CloudFront

Aggregating CloudTrail event history JSON with jq to see which CloudFront API versions my account still used.

[Let's Encrypt] How to resolve 'Client with the currently selected authenticator does not support any combination of challenges that will satisfy the CA.' error

Fixing certbot's authenticator-challenges error by upgrading certbot and re-running renew.

[Let's Encrypt] How to resolve 'The requested nginx plugin does not appear to be installed'

Fixing certbot's missing Nginx plugin error by installing python-certbot-nginx.

How to set environment variables PATH and JAVA_HOME to use Android Studio's JDK in Terminal

Set PATH and JAVA_HOME to reuse Android Studio's bundled JDK from Terminal on macOS.

How to find Android apk files using the find command

A quick find one-liner to locate Android .apk files built with gradlew.

How to change PDF title with exiftool on CLI

How to rewrite a PDF's Title metadata from the CLI using exiftool.

Disadvantages of Side Jobs

The downsides of side jobs from an employee's perspective, and why I don't actively pursue them.

[MongoDB] How to execute queries from Terminal with arguments

Passing arguments into a MongoDB query file from the Terminal using the mongo shell's --eval option.

[npm] Use Showdownjs instead of markdown-to-html for converting Markdown to HTML

markdown-to-html has npm audit vulnerabilities, so use Showdownjs for Markdown-to-HTML in Node.js.

Benefits of Allowing Side Jobs ~ Improved Hiring Power, Skill Enhancement, Turnover Prevention

How allowing side jobs helps engineer hiring, skill growth, and turnover prevention, from an Engineering Manager's view.

How to Manage Environment Variables with direnv

A walkthrough of managing per-directory environment variables with direnv, from install to direnv allow.

ngrok Installation and Public URL Checking Methods [macOS Edition]

A quick guide to installing ngrok on macOS and checking the public URL in three ways.

How to Fix OBS Studio 'Failed to Connect to Server' Error

Fixing OBS Studio's "Failed to connect to server" error via update and Bind to IP change.

How to Fix "You have $NVM_DIR set to "/Users/yourname/.nvm", but that directory does not exist."

Clearing the NVM_DIR environment variable to get past a failing nvm install script.

Commands to Check, Add, and Remove UTF-8 BOM <U+FEFF> [Linux, macOS Edition]

Using the file and nkf commands to check, add, and remove the UTF-8 BOM on Linux and macOS.

PDF File Difference Checking Tool: diff-pdf

Installing diff-pdf and using --view to visually compare two PDFs on macOS.

Command to Convert Line Endings from CR+LF (Windows) to LF (Linux) [Linux, macOS Edition]

Batch convert CR+LF line endings to LF on Linux/macOS with a one-liner using the tr command.

Investigation Summary for Utilizing G Suite Audit Logs

Notes on G Suite audit log capabilities, retention, and downloading logs via the Reports API.

ImageMagick Sample Code for Converting Images to @2x, @3x, @4x Sizes

Sample code that uses ImageMagick's convert to emit @2x, @3x, and @4x variants of an image.

How to Fix the Issue Where @username Mentions Don't Notify in Slack API

Why @username mentions no longer notify via Slack API, and how to look up @userID with users.list.

[GNU Make] Summary of Reference Information for Learning How to Write Makefiles

A reading list of official manuals, tutorial articles, and books I used to learn how to write Makefiles with GNU Make.

What's the Recommended VPS for Hosting WordPress for US Audience?

Comparing Amazon Lightsail, DigitalOcean, and Linode for hosting WordPress targeted at a US audience.

[macOS] Random String Generation Command for Passwords: pwgen

Installing and using pwgen on macOS to generate random password strings, including symbol characters.

[Git] Command to delete all merged local branches

Delete all merged local Git branches (except master / develop) and wrap the command in a .gitconfig alias.

Summary of research for creating engineer recruitment page on bosyu

Research for creating an engineer recruitment page on bosyu, including service overview and real examples.

[MongoDB] How to resolve SyntaxError: Unexpected end of input, Unexpected token }

When a regex literal breaks the MongoDB shell with SyntaxError, use the RegExp constructor instead.

MacBook Pro 2018 (13 inch) PC case 'KIZUNA' purchase report

A purchase report on the KIZUNA PC case bag for the 13-inch MacBook Pro 2018.

Purchased 'Apple USB-C - 3.5 mm Headphone Jack Adapter MU7E2FE/A' to use wired earphones with MacBook Pro

A short note on buying Apple's USB-C to 3.5 mm headphone jack adapter for MacBook Pro.

MacBook Pro 2018 compatible 'Satechi Thunderbolt 3 (USB-C) Multi Hub' purchase report

A photo unboxing report of the Satechi Thunderbolt 3 (USB-C) Multi Hub, purchased for a MacBook Pro 2018.