Proposing the use of Perl and Python as vehicles of teaching programming to high school students.
GUI
Finale
Python Perl
Greek Molecular Computing Group [email protected]
23 2013
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GUI
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GUI
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; Computer programming is composing/authoring of a
process/procedure for doing something, but in incredible
detail.
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GUI
Finale
; Computer programming is composing/authoring of a
process/procedure for doing something, but in incredible detail.
Programming is the art and science of translating a set of ideas
into a programa list of instructions a computer can follow.
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GUI
Finale
; Computer programming is composing/authoring of a
process/procedure for doing something, but in incredible detail.
Programming is the art and science of translating a set of ideas
into a programa list of instructions a computer can follow.
Programming is planning how to solve a problem. No matter what
method is usedpencil and paper, slide rule, adding machine, or
computerproblem solving requires programming. Of course, how one
programs depends on the device one uses in problem solving.
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GUI
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; Computer programming is composing/authoring of a
process/procedure for doing something, but in incredible detail.
Programming is the art and science of translating a set of ideas
into a programa list of instructions a computer can follow.
Programming is planning how to solve a problem. No matter what
method is usedpencil and paper, slide rule, adding machine, or
computerproblem solving requires programming. Of course, how one
programs depends on the device one uses in problem solving. A
program is a list of instructions, together with any fixed
information required to carry out those instructions. This applies
to computers, of course, but also to any other subject that
involves fixed instructions.. . . . . .
GUI
Finale
; Computer programming is composing/authoring of a
process/procedure for doing something, but in incredible detail.
Programming is the art and science of translating a set of ideas
into a programa list of instructions a computer can follow.
Programming is planning how to solve a problem. No matter what
method is usedpencil and paper, slide rule, adding machine, or
computerproblem solving requires programming. Of course, how one
programs depends on the device one uses in problem solving. A
program is a list of instructions, together with any fixed
information required to carry out those instructions. This applies
to computers, of course, but also to any other subject that
involves fixed instructions. !. . . . . .
GUI
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GUI
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; David Hilbert
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GUI
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; David Hilbert
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Friedrich Gdel Hilbert !
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GUI
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; David Hilbert
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Friedrich Gdel Hilbert ! Hilbert
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GUI
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; David Hilbert
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Friedrich Gdel Hilbert ! Hilbert ,
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GUI
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; David Hilbert
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Friedrich Gdel Hilbert ! Hilbert , (perspective)
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GUI
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; David Hilbert
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Friedrich Gdel Hilbert ! Hilbert , (perspective) Form versus
Function.
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GUI
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; David Hilbert
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Friedrich Gdel Hilbert ! Hilbert , (perspective) Form versus
Function.
(formal language).
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GUI
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(1997)
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GUI
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(1997) Brian Harvey: When I wrote the first edition of this
book, in 1984, it was controversial to suggest that not everyone
has to learn to program.
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GUI
Finale
(1997) Brian Harvey: When I wrote the first edition of this
book, in 1984, it was controversial to suggest that not everyone
has to learn to program. I was accused of elitism, of wanting to
keep
computers as a tool for the rich, while condemning poorer
students to dead-end jobs.
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GUI
Finale
(1997) Brian Harvey: When I wrote the first edition of this
book, in 1984, it was controversial to suggest that not everyone
has to learn to program. I was accused of elitism, of wanting to
keep
computers as a tool for the rich, while condemning poorer
students to dead-end jobs. Today its more common that I have to
fight the
opposite battle, trying to convince people why anyone should
learn about computer programming.
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GUI
Finale
(1997) Brian Harvey: When I wrote the first edition of this
book, in 1984, it was controversial to suggest that not everyone
has to learn to program. I was accused of elitism, of wanting to
keep
computers as a tool for the rich, while condemning poorer
students to dead-end jobs. Today its more common that I have to
fight the
opposite battle, trying to convince people why anyone should
learn about computer programming. After all, there is all that
great software out there;
instead of wasting time on programming, Im told, kids should
learn to use Microsoft Word or Adobe Illustrator or Macromind
Director.
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GUI
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(1997) .
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GUI
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(1997) . At the same time, kids whove grown up with
intricate and beautifully illustrated video games are frustrated
by the relatively primitive results of their own first efforts at
programming.
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GUI
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(1997) . At the same time, kids whove grown up with
intricate and beautifully illustrated video games are frustrated
by the relatively primitive results of their own first efforts at
programming. A decade ago it was thrilling to be able to draw a
square on a computer screen; today you can do that with two
clicks of a mouse.
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GUI
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(1997) . At the same time, kids whove grown up with
intricate and beautifully illustrated video games are frustrated
by the relatively primitive results of their own first efforts at
programming. A decade ago it was thrilling to be able to draw a
square on a computer screen; today you can do that with two
clicks of a mouse. ;
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GUI
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LOGO;
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GUI
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LOGO; LOGO
, , GeomLab (http://www.cs.ox.ac.uk/geomlab/home.html).
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GUI
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LOGO; LOGO
, , GeomLab (http://www.cs.ox.ac.uk/geomlab/home.html).
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GUI
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LOGO; LOGO
, , GeomLab (http://www.cs.ox.ac.uk/geomlab/home.html).
! , Koch,
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GUI
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LOGO; ()
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GUI
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LOGO; () :
to koch :depth :size if :depth = 0 [fd :size stop] koch :depth-1
:size/3 lt 60 koch :depth-1 :size/3 rt 120 koch :depth-1 :size/3 lt
60 koch :depth-1 :size/3 end
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GUI
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LOGO; () :
to koch :depth :size if :depth = 0 [fd :size stop] koch :depth-1
:size/3 lt 60 koch :depth-1 :size/3 rt 120 koch :depth-1 :size/3 lt
60 koch :depth-1 :size/3 end Koch.. . . . . .
GUI
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LOGO; ()
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GUI
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LOGO; ()
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LOGO; ()
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GUI
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scripting languages;
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GUI
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scripting languages; Unix
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GUI
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scripting languages; Unix
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GUI
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scripting languages; Unix
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. Perl Python
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GUI
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scripting languages; Unix
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. Perl Python
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. : $x="string"; print "$x\n"; $x=34; print "$x\n";. . . . .
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GUI
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scripting languages
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scripting languages
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GUI
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scripting languages
. (bytecode).
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scripting languages
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scripting languages
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scripting languages
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GUI
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scripting languages
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..).
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GUI
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scripting languages
. (bytecode). .
. . (array,
..). Rapid prototyping.
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GUI
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scripting languages
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GUI
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scripting languages H Perl Larry Wall.
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GUI
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scripting languages H Perl Larry Wall. H Python Guido van
Rossum.
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GUI
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scripting languages H Perl Larry Wall. H Python Guido van
Rossum. H Ruby Yukihiro Matz Matsumoto.
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GUI
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scripting languages H Perl Larry Wall. H Python Guido van
Rossum. H Ruby Yukihiro Matz Matsumoto. H JavaScript
Brendan Eich Netscape Mocha.
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GUI
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scripting languages H Perl Larry Wall. H Python Guido van
Rossum. H Ruby Yukihiro Matz Matsumoto. H JavaScript
Brendan Eich Netscape Mocha. PHP Rasmus Lerdorf.
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GUI
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scripting languages H Perl Larry Wall. H Python Guido van
Rossum. H Ruby Yukihiro Matz Matsumoto. H JavaScript
Brendan Eich Netscape Mocha. PHP Rasmus Lerdorf. Tcl John
Ousterhout.
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GUI
Finale
scripting languages H Perl Larry Wall. H Python Guido van
Rossum. H Ruby Yukihiro Matz Matsumoto. H JavaScript
Brendan Eich Netscape Mocha. PHP Rasmus Lerdorf. Tcl John
Ousterhout. AWK Alfred Aho, Peter Weinberger Brian
Kernighan.
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GUI
Finale
scripting languages H Perl Larry Wall. H Python Guido van
Rossum. H Ruby Yukihiro Matz Matsumoto. H JavaScript
Brendan Eich Netscape Mocha. PHP Rasmus Lerdorf. Tcl John
Ousterhout. AWK Alfred Aho, Peter Weinberger Brian
Kernighan. Unix (.. bash, tcsh ..).
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GUI
Finale
scripting languages H Perl Larry Wall. H Python Guido van
Rossum. H Ruby Yukihiro Matz Matsumoto. H JavaScript
Brendan Eich Netscape Mocha. PHP Rasmus Lerdorf. Tcl John
Ousterhout. AWK Alfred Aho, Peter Weinberger Brian
Kernighan. Unix (.. bash, tcsh ..). Scala Martin Odersky
.. . . . . .
GUI
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Perl
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GUI
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Perl#!/usr/perl5/5.14.0/bin/perl -w @A = (); while($x=) {
push(@A,$x); } $sum = 0; $i = 0; foreach $k (@A) { $sum += $k;
$i++; } print $sum/$i;
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Python
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GUI
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Python#!/opt/gnu/python3/bin/python from array import * A =
array('f',[]) while 1: try: x = input() except EOFError: break
A.append(float(x)) sum = 0 i = 0 for k in A: sum += k i += 1 print
sum/i. . . . . .
GUI
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Ruby
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GUI
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Ruby#!/usr/bin/ruby A = Array.new while true begin x =
gets.chomp.to_f rescue break end A.push x end sum = 0; i = 0 A.each
do |k| sum += k; i+=1 end puts sum/i. . . . . .
GUI
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GUI;
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GUI;
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GUI;
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GUI
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GUI;
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GUI .
GUI !
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GUI
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GUI;
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GUI .
GUI ! GUI:
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GUI
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GUI;
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GUI .
GUI ! GUI: wxWidgets.
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GUI
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GUI;
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GUI .
GUI ! GUI: wxWidgets. Qt.
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GUI
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GUI;
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GUI .
GUI ! GUI: wxWidgets. Qt. Gimp GTK+.
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GUI
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GUI;
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GUI .
GUI ! GUI:
wxWidgets. Qt. Gimp GTK+. Tk Tcl.
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GUI
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Tk Python
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GUI
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Tk Python#!/usr/bin/ruby from tkinter import * top = Tk() F =
Frame(top) F.pack() lHello = Label(F,text=" ") lHello.pack() bQuit
= Button(F,text="",command=F.quit) bQuit.pack() top.mainloop()
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Tk Python#!/usr/bin/ruby from tkinter import * top = Tk() F =
Frame(top) F.pack() lHello = Label(F,text=" ") lHello.pack() bQuit
= Button(F,text="",command=F.quit) bQuit.pack() top.mainloop()
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pygame
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GUI
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pygame (modules)
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pygame (modules)
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GUI
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pygame (modules)
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GUI
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pygame (modules)
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pygame (modules)
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import sys, pygame pygame.init() size = width, height = 640, 480
speed = [1, 1]; color = 128, 255, 0 screen =
pygame.display.set_mode(size) ball = pygame.image.load("ball.gif")
ballrect = ball.get_rect() while 1: for event in
pygame.event.get(): if event.type == pygame.QUIT: sys.exit()
ballrect = ballrect.move(speed) if ballrect.left < 0 or
ballrect.right > width: speed[0] = -speed[0] if ballrect.top
< 0 or ballrect.right > height: speed[1] = -speed[1]
screen.fill(color); screen.blit(ball, ballrect)
pygame.display.flip(). . . . . .
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GUI
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GTK+
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GUI
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GTK+ GTK+ GIMP
GUI .
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GUI
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GTK+ GTK+ GIMP
GUI . GTK+
C/C++, Perl Python, .
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GUI
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GTK+ GTK+ GIMP
GUI . GTK+
C/C++, Perl Python, . glade .
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GUI
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GTK+ GTK+ GIMP
GUI . GTK+
C/C++, Perl Python, . glade . ,
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GUI
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GTK+ GTK+ GIMP
GUI . GTK+
C/C++, Perl Python, . glade . ,
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GNOME.
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GUI
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Gtk2-Perl
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GUI
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Gtk2-Perl#!/opt/gnu/perl5/5.14.0/bin/perl use utf8; use Gtk2
-init; use strict; my $quit = sub { exit }; my $window =
Gtk2::Window->new; $window->signal_connect('delete_event',
$quit); $window->set_position('center');
$window->set_border_width(8); $window->set_title(' !');
$window->set_default_size(200, 100); my $label =
Gtk2::Label->new(' !'); my $button =
Gtk2::Button->new_from_stock('gtk-quit');
$button->signal_connect('clicked', $quit); my $vbox =
Gtk2::VBox->new; $vbox->set_spacing(8);
$vbox->pack_start($label, 1, 1, 0);
$vbox->pack_start($button, 0, 0, 0); $window->add($vbox);
$window->show_all; Gtk2->main;. . . . . .
GUI
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Gtk2-Perl
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GUI
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Gtk2-Perl
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GUI
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Gtk2-Perl
:my $label = Gtk2::Label->new(); $label->set_markup( "
!");. . . . . .
GUI
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Finale!
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GUI
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Finale!
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Finale!
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Finale!
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GUI
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Finale!
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