Filter
Exclude
Time range
-
Near
Harshal S Chhaya@hschhaya
1 Oct 2024
It's #NationalCoffeeDay β˜•οΈ #Coding and coffee go together! If "coffee" is treated as a hexadecimal (base-16) number - 0xC0FFEE - what does it look like? Here's a nice, hot cup of 0xC0FFEE - made by #Python (the "cup" is a trapezoid - #geometry!) #FallIntoCoding
3
110
Harshal S Chhaya@hschhaya
27 Oct 2021
Pumpkins πŸŽƒwith #Python? Sure! Coding isn't scary - not when you can do fun things with it. The code is in the 'alt' text of the image. If you change it to create different faces, please share your drawings in the replies. #FallIntoCoding #TIemployee #Halloween
# Programmatic drawing of a pumpkin using Python on a TI calculator. # Here's the code: from ti_draw import * # Pumpkin color - rgb(255,117,24) draw_text(10,20, "It's pumpkin time!") set_color(255,117,24) fill_circle(159,110,100) # Draw the eyes set_color(255,255,255) xl1=[100,80,120] yl1=[60,100,100] xl2=[210,190,230] fill_poly(xl1,yl1) fill_poly(xl2,yl1) # Now the nose xl3=[155,135,175] yl3=[100,140,140] fill_poly(xl3,yl3) # And the mouth fill_arc(120,140,80,50,-180,180)

ALT # Programmatic drawing of a pumpkin using Python on a TI calculator. # Here's the code: from ti_draw import * # Pumpkin color - rgb(255,117,24) draw_text(10,20, "It's pumpkin time!") set_color(255,117,24) fill_circle(159,110,100) # Draw the eyes set_color(255,255,255) xl1=[100,80,120] yl1=[60,100,100] xl2=[210,190,230] fill_poly(xl1,yl1) fill_poly(xl2,yl1) # Now the nose xl3=[155,135,175] yl3=[100,140,140] fill_poly(xl3,yl3) # And the mouth fill_arc(120,140,80,50,-180,180)
3
4
Harshal S Chhaya@hschhaya
13 Nov 2020
Quadratic equations coding = fireworks! πŸŽ‡ (Python code in 'alt' text) #HappyDiwali #FallIntoCoding
Fireworks image created using Python code and quadratic equations. Code follows: from ti_draw import * from ti_system import * from time import * set_window(0,318, 0,212) set_color(0,0,0) fill_rect(0,0,318,212) while get_key() != "esc": clear() set_color(0,0,0) fill_rect(0,0,318,212) for i in range(8): y=180-(i-10)**2 set_color(255,0,0) draw_circle(140 i*4,y,1) draw_circle(140-i*4,y,1) set_color(0,0,255) draw_circle(140 i*10,y,1) draw_circle(140-i*10,y,1) set_color(255,255,255) draw_circle(140 i*25,y,1) draw_circle(140-i*25,y,1) draw_text(100,50, "Happy Diwali!") sleep(.1)

ALT Fireworks image created using Python code and quadratic equations. Code follows: from ti_draw import * from ti_system import * from time import * set_window(0,318, 0,212) set_color(0,0,0) fill_rect(0,0,318,212) while get_key() != "esc": clear() set_color(0,0,0) fill_rect(0,0,318,212) for i in range(8): y=180-(i-10)**2 set_color(255,0,0) draw_circle(140 i*4,y,1) draw_circle(140-i*4,y,1) set_color(0,0,255) draw_circle(140 i*10,y,1) draw_circle(140-i*10,y,1) set_color(255,255,255) draw_circle(140 i*25,y,1) draw_circle(140-i*25,y,1) draw_text(100,50, "Happy Diwali!") sleep(.1)
4
Harshal S Chhaya@hschhaya
30 Oct 2020
#FallIntoCoding #HackAPumpkin #Halloween Programming a pumpkin to glow random colors (TI-Basic code in 'alt' text of first image) #TIemployee
TI-Basic code for TI-84 Plus CE calculator for TI-RGB Array Send("CONNECT RGB ") For(N,1,100) randInt(0,255)β†’R randInt(0,255)β†’G randInt(0,255)β†’B Send("SET RGB ALL eval(R) eval(G) eval(B)") Wait 1 End Send("SET RGB ALL 0 0 0")

ALT TI-Basic code for TI-84 Plus CE calculator for TI-RGB Array Send("CONNECT RGB ") For(N,1,100) randInt(0,255)β†’R randInt(0,255)β†’G randInt(0,255)β†’B Send("SET RGB ALL eval(R) eval(G) eval(B)") Wait 1 End Send("SET RGB ALL 0 0 0")

TI-RGB Array inside a pumpkin

ALT TI-RGB Array inside a pumpkin

Pumpkin glowing pink with TI-RGB Array

ALT Pumpkin glowing pink with TI-RGB Array

Pumpking glowing orange with RGB LEDs

ALT Pumpking glowing orange with RGB LEDs
2
12
Harshal S Chhaya@hschhaya
29 Oct 2020
#FallIntoCoding Drawing a Pumpkin πŸŽƒwith #Python on a TI-Nspire CX II (Code is in 'alt' text for the image) Adding the stem and other enhancements are an exercise for the reader. πŸ˜€ #TIemployee #hackapumpkin
Source code: from ti_draw import * # Pumpkin color - rgb(255,117,24) draw_text(10,20, "It's pumpkin time!") set_color(255,117,24) fill_circle(159,110,100) # Draw the eyes set_color(255,255,255) xl1=[100,80,120] yl1=[60,100,100] xl2=[210,190,230] fill_poly(xl1,yl1) fill_poly(xl2,yl1) # Now the nose xl3=[155,135,175] yl3=[100,140,140] fill_poly(xl3,yl3) # And the mouth fill_arc(120,140,80,50,-180,180)

ALT Source code: from ti_draw import * # Pumpkin color - rgb(255,117,24) draw_text(10,20, "It's pumpkin time!") set_color(255,117,24) fill_circle(159,110,100) # Draw the eyes set_color(255,255,255) xl1=[100,80,120] yl1=[60,100,100] xl2=[210,190,230] fill_poly(xl1,yl1) fill_poly(xl2,yl1) # Now the nose xl3=[155,135,175] yl3=[100,140,140] fill_poly(xl3,yl3) # And the mouth fill_arc(120,140,80,50,-180,180)
3
8
Harshal S Chhaya@hschhaya
21 Oct 2020
Feels like Fall! πŸ‚ Here's a #Python program to draw a pumpkin-colored square. πŸŽƒπŸŸ§ (last year's code below was in TI-Basic - that still works but now you can also use Python on TI-Nspire CX II) #FallIntoCoding #TIemployee
A Python program with tooltips and in-line prompts

ALT A Python program with tooltips and in-line prompts

A Python program with tooltips and in-line prompts

ALT A Python program with tooltips and in-line prompts

A Python program with tooltips and in-line prompts

ALT A Python program with tooltips and in-line prompts

It's pumpkin time!

ALT It's pumpkin time!

Harshal S Chhaya@hschhaya
10 Oct 2019
The fall season has a lot of opportunities for introducing bites of code to students. Here's a small program that shows the representation of a color ("pumpkin") in code and how to position text and shapes on the screen. #FallIntoCoding #TIemployee
1
2
5
Harshal S Chhaya@hschhaya
21 Dec 2019
πŸ‘‡πŸ½is a wonderful, topical, engaging example of the power of #CSEdWeek combined with easy-to-use physical computing that allows students to control RGB LEDs through code πŸ‘¨πŸ½β€πŸ’»πŸ‘©πŸ½β€πŸ’» πŸ’‘ 🧠= πŸŽ„βœ¨ Kudos @JessicaKachur and her students! #HourofCode #FallIntoCoding #TIemployee
Jessica Kachur@JessicaKachur
21 Dec 2019
What a day before break activity. To follow up CS week, students learned about light and coding. In the end they lit their own Christmas tree #t3learns @TICalculators @kusd
0:05
1
Harshal S Chhaya@hschhaya
20 Dec 2019
Here's a pretty neat "snow drop" LED animation using the TI-RGB Array and the #TIinnovator Perfect for the season! #FallIntoCoding Thanks to HMH for the activity. You can see the program at: resources.t3europe.eu/t3euro… #TIemployee
1
1
2
Harshal S Chhaya@hschhaya
19 Nov 2019
This is more like #SpringIntoCoding for @bamentj but it's definitely a very topical #FallIntoCoding activity for us in the northern hemisphere. #PhysicalComputing #Coding
John Bament@bamentj
19 Nov 2019
Getting in to the Christmas πŸŽ„ spirit early here @oloughlin1987 with #coding @TICalculators #InnovatorHub
0:06
2
Harshal S Chhaya@hschhaya
8 Nov 2019
The TI-RGB array is not just for pumpkins. Can also be used to light up buildings. #FallIntoCoding #TIemployee #3Dprinting #TIinnovator
Math-hattan with #TIRover

ALT Math-hattan with #TIRover

3-D printed buildings lit using TI-RGB array

ALT 3-D printed buildings lit using TI-RGB array
1
7
Harshal S Chhaya@hschhaya
4 Nov 2019
Replying to @TamiPlein @T3Learns @IowaSTEM
Looks like an engaging, thematic coding activity that also connects hands-on robotics to math concepts! πŸ‘πŸ½ A fun project for a snowy Iowa afternoon. #FallIntoCoding #TIemployee
1
2
Harshal S Chhaya@hschhaya
31 Oct 2019
The code to drawπŸŽƒwith #TIRover is not scary but the engineering and logic is scary smart! First @DarrylMarchand designed a pen lift and then an algorithm to pick it up and put it down at the right times. πŸ‘ Like I said,😱 #HappyHalloween #FallIntoCoding
1
Harshal S Chhaya@hschhaya
30 Oct 2019
The lure of randInt() was too strong to resist. I know that just because I could doesn’t mean I should but I did. πŸŽƒ Using that function in a loop to create random colors is just so much fun. #FallIntoCoding #TIemployee
0:08
4
Valerie Hudson@Vhudson_math
29 Oct 2019
#fallintocoding with the TI Innovator LED array and a pumpkin! So cool! @TICalculators
Harshal S Chhaya@hschhaya
29 Oct 2019
Replying to @hschhaya
The cool thing about a programmable LED array is that you can code it to look like it’s flickering πŸ”₯ #FallIntoCoding #TIemployee
0:06
4
Harshal S Chhaya@hschhaya
29 Oct 2019
In the unforgettable words of Bob Ross, "let's add some happy trees". 🌳 All we need is a "FillCircle" command. And we have some lovely fall foliage. πŸŒ³πŸ‚ #FallIntoCoding #TIemployee
Code to add filled circles

ALT Code to add filled circles

Output of code on TI-Nspire CX II calculators

ALT Output of code on TI-Nspire CX II calculators
2
Harshal S Chhaya@hschhaya
29 Oct 2019
The cool thing about a programmable LED array is that you can code it to look like it’s flickering πŸ”₯ #FallIntoCoding #TIemployee
0:06
2
5
Harshal S Chhaya@hschhaya
29 Oct 2019
Using the TI-RGB Array to light up this year’s pumpkin πŸŽƒ #TIemployee #FallIntoCoding
A TI-84 Plus CE connected to a TI Innovator Hub and a TI-RGB Array

ALT A TI-84 Plus CE connected to a TI Innovator Hub and a TI-RGB Array

A πŸŽƒ lit up through code on a TI Calculator

ALT A πŸŽƒ lit up through code on a TI Calculator

2
1
23
Harshal S Chhaya@hschhaya
25 Oct 2019
Here's a variant with five colors from the fall palette. The code draws 5 rectangles, each filled with a specific fall color (specified by its RGB code). #FallIntoCoding #TIemployee
Code showing how to draw 5 rectangles on screen, each with a different fall-specific fill color

ALT Code showing how to draw 5 rectangles on screen, each with a different fall-specific fill color

Fall color palette as seen on a TI-Nspire CX II calculator - generated by code

ALT Fall color palette as seen on a TI-Nspire CX II calculator - generated by code

1
2
Harshal S Chhaya@hschhaya
25 Oct 2019
Replying to @hschhaya @TICalculators
Someone asked me about "exes in Texas". Here you go! πŸ˜„ #TIemployee #FallIntoCoding
1
3
Harshal S Chhaya@hschhaya
17 Oct 2019
The program below uses the new "DrawLine" command on TI-Nspire CX II and a list of coordinate points to draw the outline of Texas. h/t: a colleague who first did this on a different platform in a different language math code = β™Ύ possibilities! #TIemployee #FallIntoCoding
TI-Basic code running on a TI-Nspire CX II calculator that uses a list of coordinates to draw a shape

ALT TI-Basic code running on a TI-Nspire CX II calculator that uses a list of coordinates to draw a shape

The shape of Texas drawn through TI-Basic code

ALT The shape of Texas drawn through TI-Basic code

1
4
Load more