[CentralOH] 2015-03-13 道場 Scribbles 落書/惡文? Effective Python book; doppler gestures; c structs; ball of mud; ioccc; panda3d; nand2tetris; arduino; VM mac; ASCII; test code coverage; emacs v emacs; skydive

[jep200404 at columbus.rr.com]

wp: prefix means Wikipedia
To get good answers, consider following the advice in the links below.
http://catb.org/~esr/faqs/smart-questions.html
http://web.archive.org/web/20090627155454/www.greenend.org.uk/rjk/2000/06/14/quoting.html

http://www.southpolestation.com/trivia/90s/skydive.html

test code coverage program
    https://pypi.python.org/pypi/coverage/3.7.1

http://git.kernel.org/cgit/editors/uemacs/uemacs.git
https://www.kernel.org/doc/Documentation/CodingStyle
http://marc.info/?l=git&m=122955159617722&w=2
https://plus.google.com/u/0/+LinusTorvalds/posts/iySKQGtkmtb

http://ioccc.org/1984/anonymous.c

    knick at dojo:~/20150313$ cat dash.c
    #include <stdlib.h>
    #include <stdio.h>

    int main(int argc,char *argv[])
    {
        printf("%d\n", '-');
        printf("%d %d\n", '-', '-');
        printf("%d\n", '-'-'-');
        printf("\n");
        printf("%d\n", '/');
        printf("%d %d\n", '/', '/');
        printf("%d\n", '/'/'/');
    }
    knick at dojo:~/20150313$ make dash
    cc     dash.c   -o dash
    knick at dojo:~/20150313$ ./dash
    45
    45 45
    0

    47
    47 47
    1
    knick at dojo:~/20150313$ cat dash.py
    print "%d" % ord('-')
    print "%d %d" % (ord('-'), ord('-'))
    print "%d" % (ord('-') - ord('-'))
    print
    print "%d" % ord('/')
    print "%d %d" % (ord('/'), ord('/'))
    print "%d" % (ord('/') / ord('/'))
    knick at dojo:~/20150313$ python dash.py
    45
    45 45
    0

    47
    47 47
    1
    knick at dojo:~/20150313$ 

    knick at dojo:~/20150313/c$ cat foo.c
    #include <stdlib.h>
    #include <stdio.h>

    char foo[]="hello world\n";

    int c='A';

    int main(int argc, char *argv[])
    {
        printf("%d\n", 'A');
        printf("%c\n", 'A');
    }
    knick at dojo:~/20150313/c$ make foo
    cc     foo.c   -o foo
    knick at dojo:~/20150313/c$ ./foo
    65
    A
    knick at dojo:~/20150313/c$ cat foo.py
    print ord('A')
    print chr(65)
    knick at dojo:~/20150313/c$ python foo.py
    65
    A
    knick at dojo:~/20150313/c$ 

Effective Python: 59 Specific Ways to Write Better Python (Effective Software Development Series)

    “This is an immensely useful resource for advanced Python usage and
    building cleaner, more maintainable software. Anyone looking to take their
    Python skills to the next level would benefit from putting the book’s
    advice into practice.”

    –Wes McKinney, creator of pandas; author of Python for Data Analysis

wp:Panda3D

learn hardware from very low-level (NAND) to high level (tetris)
http://nand2tetris.org/

learn low-level software
What is the equivalent of nand2tetris for software?
wp:Arduino

wp:Parallels Desktop for Mac

http://www.chromeindustries.com/us/en/customs

Big Ball of Mud www.laputan.org/mud/mud.html

http://danielrapp.github.io/doppler/

C structs

    struct employeeStruct {
        char first_name[80];
        char last_name[80];
        int age;
    };

    struct employeeStruct joe;
    struct employeeStruct bob;

    strcpy(joe.first_name, "John");
    strcpy(joe.last_name, "Doe");
    joe.age = 123;

class Namespace():
    pass