Robuta

Build your own Johnny.Decimal system with this do-it-yourself guide. This is a summary of the process used in the workbook and workshop.

Johnny.Decimal numbers are made up of the area-category combo before the decimal, then the ID after. We call this AC.ID notation.

Who loves email? (Crickets chirping). Here's some top-line strategies for dealing with it at home and work. Including my endangered Microsoft Outlook trick.

Decimal to Text converts decimal numbers into text characters, facilitating various applications, including data decoding and text representation.

Here's a database of apps that people find useful. Want to submit an entry? Fill in the form.

Come and say hi in the forum. If you have a question or need help, this is the best place to ask. There's a bunch of friendly Decimals there, including me.

Johnny.Decimal is a system to organise your life. Find things, quickly, with more confidence, and less stress. It's free to use and the concepts are the same...

Guidelines for assigning identifiers to the end of an ID in a Johnny.Decimal system.

By default on OpenCart, only integers can be entered in the Number field, but this extension also allows you to use decimal fractional numbers.

To manage more than 100 Johnny.Decimal IDs in a category, or an ID that 'repeats' in some way, assign an identifier to the end. We refer to this as AC.ID+SUB.

Here's the formal licence for use of our content.

Binary to decimal converter is used to convert binary code into decimal numbers. This tool is a simple answer of

A little background about the humans behind Johnny.Decimal and the business entity.

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The standard zeros are a handy set of consistently-numbered 'buckets'. They can store information at the top of areas and categories in the unused space at...

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This index page contains links to all pages in this category.

I finally found some time to dig into the Johnny Decimal system and reorganise all my files

Join the mailing list, where I send out useful stuff occasionally. Probably not often enough, to be honest.

Here you will find a list of all the blog posts I've written. If you subscribe to the RSS feed, you won't miss a thing.

Nov 4, 2020 - Selina Concise Mathematics Class 6 ICSE Solutions Chapter 15 Decimal Fractions Selina Publishers Concise Mathematics Class 6 ICSE Solutions Chapter 15 Decimal...

Here's two more ways to keep your index/JDex -- as a single note or a database. And some advantages and disadvantages for each method.

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The workshop is the best way to build your own Johnny.Decimal system.

There is a Johnny.Decimal RSS feed. If your feed reader doesn't pick it up, here's the URL.

A link to every page on the site, with an indication of whether or not you have visited it.

Note-keeping is one of my favourite uses of Johnny.Decimal. See how to do it more effectively by using your JDex. Now they're all in one findable place.

Dec 29, 2025 - ## Decimal: A Necessidade de Precisão em JavaScript e o Futuro com TC39 A computação, em sua... Tagged with javascript, news, programming.

This plan describes how I communicate updates to the Johnny.Decimal system across different channels, the most important being the blog.

Ascii character table - What is ascii - Complete tables including hex, octal, html, decimal conversions

We use design and technology to create brands and products that perform, delight, and scale.

Text to Decimal converter encodes text characters into ir decimal ASCII values, allowing for text-to-number transformation and data analysis.

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We use design and technology to create brands and products that perform, delight, and scale.

Sep 1, 2022 - Watch The Screwy Decimal System By MilfVR on VRNinja.tv

Johnny.Decimal is part of the 'good internet'. These are our policies around privacy, refunds, community behaviour, use of AI, and our general terms of service.

Johnny.Decimal numbers have a specific format. Here we look at areas and categories, the two digits before the decimal that define our system's structure.

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This index page contains links to all pages in this category.

Johnny.Decimal University is our where we teach you how to be more organised.

A Johnny.Decimal index (or JDex) is the master record of every ID in a system. It keeps you even more organised and will transform how you work.

Here's a list of apps and utilities built specifically for the Johnny.Decimal system. Want to add yours? Email me at hello@johnnydecimal.com.

New to online sports betting? Learn how to read decimal, fractional, and American odds and understand implied probability to make better betting decisions.

Looking at my Johnny Decimal System three months into implementing it

I'm reading a new chapter of The Imposter's Handbook: Season 2 that Rob and I ...

If chat's your thing, join the Discord. There's a bunch of friendly Decimals there, including me.

This coding challenge is an exploration of binary numbers with p5.js. Watch me build an interactive sketch that converts binary to decimal numbers!

Our weekly YouTube series where we show you how to be better at computer. Realistic, practical tips to help you work better, with more focus, and less stress.

Oct 4, 2024

The philosophy behind Johnny.Decimal is simple. To help you find things, quickly, with more confidence, and less stress.

A system to organise your life.

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A case study of using JD for an existing company with a lot of files.

Apr 14, 2024 - How I got my digital chaos organised

Give the gift of organised this year.

Here we talk about the 'creative pattern' -- a proposal for expanding the Johnny.Decimal structure to create more depth to accommodate creative work.

Some things don't fit in a standard Johnny.Decimal structure. But fear not. By expanding an area, more depth can be created where we need it.

Decimal to binary converter is used to convert decimal numbers into binary code. This tool is a simple answer of "how to convert decimal to binary".

Here you will find a handful of the latest blog posts I've written. If you subscribe to the RSS feed, you won't miss a thing.

Johnny.Decimal numbers have a specific format. Here we look at IDs, the two-digit counter after the decimal where we store our content.

A description of our pre-built Life Admin System.

SQLModel, SQL databases in Python, designed for simplicity, compatibility, and robustness.

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The Johnny.Decimal system has evolved after a decade of public use. Here we'll discuss various standard and non-standard patterns that have been observed.

The Johnny.Decimal structure is simple by design. But life doesn't always fit in a neat box. I outline three options for system expansion here.

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This index page contains links to all pages in this category.

A Johnny.Decimal Librarian oversees the system. At home or work, their time keeping it neat and up to date is repaid many times over.

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Nov 11, 2025 - Ever looked at your Google Ads report and wondered why it says you’ve had 22.9 bookings instead of a neat whole number? Don’t worry –...

The Johnny.Decimal website version and release cycle are here. I provide updates about new content via the blog, RSS feed, forum, and mailing list.

Incredibly simple, free and fast browser-based utility for converting ASCII to decimal. Just paste your ASCII and it will be instantly converted to decimal.

A description of our pre-built Small Business System.

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Learn how to save files to save your sanity. Your new superpower is naming files by using the date correctly and storing them in neatly-sorted subfolders.

Source code: Lib/decimal.py The decimal module provides support for fast correctly rounded decimal floating-point arithmetic. It offers several advantages over...

Have a question about your setup? Need product or account support? Email me at hello@johnnydecimal.com, I reply to every message.

Guidelines for assigning identifiers to multiple Johnny.Decimal systems.

To manage multiple Johnny.Decimal systems, assign an identifier to the front of each one. We refer to this as SYS.AC.ID.

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For green screen nerds, the structured nature of the Johnny.Decimal numbering system makes working at the command line even more of a joy.