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Web Development and Coding



W3 schools

Adobe's Color Wheel

Graphemica - unicode (e.g. for google sheets)

The Oracle of the Internet

Beginners Guide to Responsive Web Design

Experiment in Site Redesign

Hamburger Menus - scroll to bottom to 11. Multi-Depth Hamburger Menu

Displaying KML

Can I Use ? dot com

How to allow http content within an iframe on a https site - stack overflow


A Complete Guide to Flexbox

Flexbox Froggy

Free 20 video course on flexbox

Flexbox Playground

Fonts, etc.

Fonts, etc.

google fonts

Syriac font for Windows Syriac script on Graphemica

Graphemica (unicode characters)

font squirrel

Unicode fonts for Old Slavonic

Brill fonts - According to Roger Pearse these fonts implement a lot of odd characters useful to manuscript researchers. They are free for non-commercial use.



Structural markup and right-to-left text in HTML

ISO Language Codes

Javascript and jQuery

Javascript and jQuery

Alan Simpson's Javascript Coding Examples

Defining and updating JavaScript variables in different scopes

Javascript Cheat Sheet

Best JavaScript Data Grids and Spreadsheets

Changing CSS styles with Javascript

Javascript Function Reference


jQuery .load()

Bootstrap collapse

The Simplest Ways to Handle HTML Includes

Data Tables

Data Tables

Data Tables dot net

Data Tables Examples Index




Plotly Tutorial

How to plot two plots in the same figure in plotly.js

W3 schools - plotly

Plotly Event Handlers

Plotly - Filled Area Plots in JavaScript

Plot Digitization

Plot Digitization

Graph Grabber - free

ResearchGate Question - What is the best free software converting a scanned graph/plot to a digital plot (x,y data)?

Best Plot Digitizer or Graph Digitizer to Extract Data from Images

DigitizeIt - $49



ArcGIS Web AppBuilder

ArcGIS API for JavaScript

ArcGIS Dashboards

Introducing ArcGIS API 4 for JavaScript.. J

ArcGIS Web Development.. W

Other Languages

Other Languages

Intro to PyScript: Run Python in the browser

Google Sheets and Cloud Storage

GGoogle Sheets and Cloud Storage

How To: Embed an editable Google Docs Sheet

Google Apps Script

Coding Google Sheets

Cut and paste superscripts for Google Sheets

5 Google Drive tips to help you prevent disasters

Backing up your backups: Advanced backup tricks for cloud storage

Graphic Design

Graphic Design

How to Inset an Image in GIMP

Compress a pdf

Point Clouds

Point Clouds


potreee on github

Getting a point cloud onto a webpage - laserscanningforum.com

Viewing LiDAR data from web browser? - StackExchange

Machine Learning

Machine Learning

15 Best Machine Learning Books to Read in 2023

Test Pages

Test Pages

Test Page

Password Protected Page - Password = SeismicHistory



Internet Speedtest

Find the fastest Internet Providers in your area (USA)