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/ Apps Script Emails.js
Created
August 25, 2025 23:28
Google Apps Script for sending emails from data in a spreadsheet
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| /* | |
| * App Script for sending emails directly from a spreadsheet. | |
| * This is designed to be contained in the App Script extension for the spreadsheet itself. | |
| */ | |
| /* I usually have several sheets in this spreadsheet */ | |
| const SheetName = '<Sheet name of data>'; | |
| /* | |
| * Each row consists of data, one column of which is the email addresses. | |
| * The column indexing is 0-based, so this is column A |
loopspace
/ central_quad.py
Created
May 29, 2025 23:49
Code to work out the area of the quadrilateral defined by joining each vertex to the next-but-one midpoint of an edge, where the original quadrilateral has vertices (0,0), (2,0), (a,b), and (0,2).
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| def AC(a,b): | |
| return [ 2*a/(a+2*b+4), (2*b+4)/(a+2*b+4)] | |
| def AD(a,b): | |
| return [ (2*a+2*b-2)/(a+2*b-1), b/(a+2*b-1)] | |
| def BD(a,b): | |
| return [ (a+2)*(2*a+b-2)/(4*a+3*b-4), b*(2*a+b)/(4*a+3*b-4)] | |
| def BC(a,b): | |
| return [ a*(a+2)/(3*a+b+2), (a+2)*(b+2)/(3*a+b+2) ] | |
| def Area(a,b): | |
| ac = AC(a,b) |
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| \documentclass{article} | |
| \usepackage{tikz} | |
| \usetikzlibrary{patterns} | |
| \makeatletter | |
| \tikzset{ | |
| sub pic actions/.code=\expandafter\tikz@addmode\expandafter{\tikz@picmode} | |
| } | |
| \makeatother |
loopspace
/ circular_graph.tex
Created
December 17, 2021 16:06
Circlular graph with arcs joining nodes
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| \documentclass{article} | |
| \usepackage{tikz} | |
| % These libraries handle the path manipulations | |
| \usetikzlibrary{ | |
| intersections, | |
| spath3 | |
| } |
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| \PassOptionsToPackage{svgnames}{xcolor} | |
| \documentclass[border=1cm]{standalone} | |
| \usepackage{tikz} | |
| \colorlet{base}{Moccasin} | |
| \colorlet{background canvas}{base} | |
| \colorlet{block body}{base!75} | |
| \colorlet{block title bg}{base!75!Red} | |
| \colorlet{block title fg}{Green} |
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| -- Beermats | |
| function setup() | |
| displayMode(OVERLAY) | |
| -- load the socket library to get accurate time readings | |
| local socket=require("socket") | |
| -- measue the time at the start | |
| local st=socket:gettime() |
loopspace
/ SquareHexagonCircle.scad
Created
March 11, 2019 21:36
A suggestion of a solid with a square, hexagon, and circle orthogonal projections.
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| radius = 20; | |
| hexradius = radius * cos(15); | |
| intersection() | |
| { | |
| translate([0,0,-radius]) | |
| { | |
| linear_extrude(height=2*radius) | |
| { | |
| rotate([0,0,15]) | |
| { |
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| --[[ | |
| Track definitions. | |
| --]] | |
| function TrackPoints(a) | |
| a = a or {} | |
| local pts = a.points or {} | |
| local t = a.start or 0 | |
| local r = a.step or .1 |
loopspace
/ stargraph.tex
Created
December 4, 2018 22:30
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| \documentclass{article} | |
| \usepackage{tikz} | |
| \tikzset{ | |
| star graph/.pic={ | |
| \node[ | |
| fill, | |
| inner sep=0pt, | |
| outer sep=0pt, | |
| circle, |
loopspace
/ ImageTools.h
Created
May 23, 2018 19:24
— forked from tnlogy/ImageTools.h
A Codea addon for saving images to the photo album, share photos to facebook and detect faces in an image. Just add [self.viewController registerAddon:[ImageTools sharedInstance]]; to AppDelegate.mm
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| // | |
| // ImageTools.h | |
| // FaceDetection | |
| // | |
| // Created by Tobias Teleman on fredag 12 april 2013 | |
| // Copyright (c) Tobias Teleman. All rights reserved. | |
| // | |
| #import <Foundation/Foundation.h> |
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