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Print a worksheet released

Wrote this utility for my son’s studies today with html + bootstrap + jquery, <500kb, loads from cache in less than a second. Deployed with https on netlify+github. All in less than a day’s work.

Now deployed at

PicoTurtle Java program to draw a groovy tunnel

I've also added Java support to picoturtle. Here's a program to draw a rather groovy tunnel. Java code follows.

import in.abhishekmishra.picoturtle.Turtle;
import in.abhishekmishra.picoturtle.TurtleState;

public class Tunnel
    public static void cuboid(Turtle t, double b, double w, double h) {

        t.right(-45 …
PicoTurtle C# program to draw a wave

Recently I added C# .NET support to picoturtle. I was playing around generating waves... here's an example based on the sine function. And the C# Turtle code follows below.

using System;
using picoturtle;

namespace cspico
    class MainClass
        public static void Main(string[] args)
            // Create the turtle before using
            Turtle t …
PicoTurtle released

This week I built the first release of PicoTurtle - a turtle program built on REST/HTTP APIs, allowing programs written in potentially any programming language to draw turtle graphics with it. The desktop editor is built using electron. Download it at PicoTurtle Homepage.

I'll make follow-up posts about how the …

VS Code Extension: timed-themes

VS Code is now my primary IDE, it's the IDE I use the most and really like. At home I use a laptop hooked to a large monitor. This setup is in a room with lots of windows and skylights. So during the day, the room lights up a lot …

Install gcloud-sdk and Docker on Ubuntu 16.04 on VirtualBox

I use Windows 10 Home on my laptop, so docker integration is a challenge, espescially running all the builds written in shell scripts won't run nicely on Ubuntu on Windows or MSYS2.

So I've had to fallback on installing ubuntu on virtualbox, with docker and gcloud-sdk. I've documented the steps …

Exploring turtle graphics

This week I started exploring turtle graphics with my son as he is very interested in drawing and crafts (he calls his room "art room"). We wrote one program together in python's turtle graphics library. It's here - , and this is what it looks like :)

So this got me …

A GCD Game!

Recently I've again started reading Dijkstra's book "A Discipline Of Programming". In the very first chapter "Chapter 0 on executional abstraction", he mentions a board game which when played correctly produces the GCD of two numbers. It is just an implementation of Euclid's Algorithm. I wanted to write a program …

First Post!

This is my first post on the new jekyll site on my github page. I'm currently learning node.js using tutorials. I'm recording my progress at learnnode