lloyd

Title 
[Please provide a descriptive (but short) title for your session.]

???: Embedding Ruby for Fun and Profit
???: Write native code so you don't have to.

Description
[Provide a short summary description of your session topic.  This will
 be posted publicly if your proposal is accepted.]

lloyd

#
# A simple BrowserPlus service implemented in Ruby that will calculate the
# MD5 sum of a file that a user has selected
#
# (c) Yahoo! Inc. 2008
#
  
class FileChecksumInstance
  # args contains 'url', 'data_dir', 'temp_dir'
  def initialize(args)

lloyd

Title 
[Please provide a descriptive (but short) title for your session.]

    Embedding Ruby for Fun and Profit

Description
[Provide a short summary description of your session topic.  This will
 be posted publicly if your proposal is accepted.]

Life is too short to write native code.  It takes too long, it works

lloyd

[lth@lappro breakToDebugger] $ gcc -g -o foo foo.c
[lth@lappro breakToDebugger] $ ./foo
stopping process, to attach - gdb <path_to_binary> 74611

[2]+  Stopped                 ./foo
[lth@lappro breakToDebugger] $ gdb ./foo 74611
GNU gdb 6.3.50-20050815 (Apple version gdb-1339) (Sat May 23 05:39:07 UTC 2009)
Copyright 2004 Free Software Foundation, Inc.
GDB is free software, covered by the GNU General Public License, and you are
welcome to change it and/or distribute copies of it under certain conditions.

lloyd

#include <signal.h>
#include <stdio.h>

int
main(void)
{
    pid_t p = getpid();
    printf("stopping process, to attach - gdb <path_to_binary> %d\n", p);
    kill(getpid(), SIGSTOP);
    return 0;

lloyd

[lth@lappro Safari.app] $ gdb --arch i386 Contents/MacOS/Safari 76514
GNU gdb 6.3.50-20050815 (Apple version gdb-1339) (Sat May 23 05:39:07 UTC 2009)
Copyright 2004 Free Software Foundation, Inc.
GDB is free software, covered by the GNU General Public License, and you are
welcome to change it and/or distribute copies of it under certain conditions.
Type "show copying" to see the conditions.
There is absolutely no warranty for GDB.  Type "show warranty" for details.
This GDB was configured as "x86_64-apple-darwin"...Reading symbols for shared libraries .......................... done

/Applications/Safari.app/76514: No such file or directory

lloyd

==23624== Invalid read of size 8
==23624==    at 0x411C13: bp::service::Description::freeDef() (bpservicedescription.cpp:932)
==23624==    by 0x40E8C4: bp::service::Description::~Description() (bpservicedescription.cpp:353)
==23624==    by 0x402BA4: serviceDescSample() (sample.cpp:124)
==23624==    by 0x402F56: main (sample.cpp:181)
==23624==  Address 0x5920a18 is 40 bytes inside a block of size 48 free'd
==23624==    at 0x4C2260D: free (in /usr/lib/valgrind/amd64-linux/vgpreload_memcheck.so)
==23624==    by 0x411C3F: bp::service::Description::freeDef() (bpservicedescription.cpp:933)
==23624==    by 0x411C66: bp::service::Description::toBPCoreletDefinition() (bpservicedescription.cpp:941)
==23624==    by 0x402AF0: serviceDescSample() (sample.cpp:119)

lloyd

require 'digest/md5'
 
class FileChecksum
  bp_version "1.0.10"
  bp_doc "Allows client side MD5 of user selected files."
 
  def md5(bp, args)
    begin
      contents = File.open(args[:file].realpath, "rb") { |f| f.read }
      bp.complete(Digest::MD5.hexdigest(contents))

lloyd

bridges.pdf: bridges.html
	htmldoc -t pdf14 --webpage bridges.html > bridges.pdf

bridges.html: bridges.textile
	redcloth < bridges.textile > bridges.html

.PHONY: view
view: bridges.pdf
	xpdf bridges.pdf

lloyd

var ttsService = {  
   service: "TextToSpeech",    
   version: "1",    
   minversion: "1.0.2"    
};  

BrowserPlus.init(function(res) {  
    BrowserPlus.require(
        {services: [ ttsService ]},  
        function(r) {