HacDC Wiki - User contributions [en]

NARG

2010-08-10T22:21:51Z

2010-06-21T16:36:10Z

Obscurite:

[[Image:Lightning.jpg]]

'''The next Lightning Talks will be hosted by Digital Capital Week on June 19. See below for details!'''

== Overview ==

HacDC Lightning Talks sessions feature 12 speakers, each talking for 5 minutes. Topics can be anything of interest to the speaker. Speakers submit their ideas for approval, and 12 topics are chosen for a given session. Rejected topics may be resubmitted for any future session. To submit a talk topic proposal, please email me a title and brief description (if not self explanatory) at dp - at - danielpacker - dot - org or say hello on #hacdc on freenode (my nick is obscurite).

Why would you want to do a lightning talk?
* To show off a project
* Let people know what you're into
* Get feedback on an idea
* Practice talking about a particular topic
* Practice public speaking in a nonthreatening way
* Find project contributors/volunteers/members

'''LOCATION''':
* For Digital Capital Week, HacDC Lightning Talks will be held at:
** Mount Vernon Place United Methodist Church
** 900 Massachusetts Ave NW, Washington DC
** [http://maps.google.com/maps/place?cid=18145717886991467512&q=Mount+Vernon+United+Methodist+Church,+dc&hl=en&cd=2&ei=Go3sS_3LKY2MzATutMzIDQ&sig2=xr7FM6yAn6kZSAxRamehnw&dtab=0&sll=38.899236,-76.945499&sspn=0.014848,0.193422&ie=UTF8&ll=38.986367,-77.127457&spn=0,0&z=12&iwloc=B google map]

* Normally held at: HacDC @ St. Stephen's Church
** 1525 Newton St NW (corner of 16th St NW)
** Look for a red door facing the parking lot. Take the green line metro to Columbia Heights.
** [http://maps.google.com/maps?f=q&hl=en&q=1525%20newton%20st%20nw%2C%20dc google map]

We're excited to have this session be part of Digital Capital Week's "Digital Garage" conference. Tickets are currently free.
See location info above for address. Event will be held on Saturday, June 19 at 4:45PM.

Digital Capital Week links:
* [http://schedule.digitalcapitalweek.org/event/f48b97a40a264029aff31d8e4b83e091 Digital Capital Week event website]
* [http://digitalgarage.eventbrite.com/ Digital Capital Week Digital Garage conference registration]

NOW ACCEPTING TALK PROPOSALS. EMAIL [[User:Obscurite]] WITH YOUR TALK TITLE AND CONCEPT.

== Past Lightning Talks ==

== HacDC Lightning Talks IV: June 19, 2010 ==

[[File:Lightning_talks_dcweek.jpg|200px|thumb|left|The speakers and the audience rocked DCWeek with awesome ideas!]]

These talks were presented as part of Digital Capital Week's Digital Garage mini-conference.

* Speakers:
** Sysadmins: Have smartphone, will travel (Betsy Nichols and Andrei Tchijov)
** AI: Perceptions and Misconceptions (Bradford Barr)
** Writ Large: scaling a Cartesian robot (Dan Barlow)
** Fast Creativity: Using the DNA of Improvisational Comedy to Foster Ideas Fast (Shawn Westfall)
** While you sleep: Making Art with your mind (and a little code) (Jack Whitsitt)
** DIY cyborg implants (Jeremy Ruhland)

=== HacDC Lightning Talks III: February 23, 2010 ===

What an amazing Lightning Talks. The talks were well attended and the setup was better than ever with a great sound system setup and an actual camera crew. We had fantastic presentations spanning tech, science, art, music and even comedy.

* Speakers:
** The Word Clock (Alden Hart)
** Digital Capital Week ([http://www.twitter.com/corbett3000 Peter Corbett])
** Equipping and Empowering the Faithful (Rev. Fred Williams)
** Machine self replication for fun and profit (R. Mark Adams, PhD)
** Computer Graphics Ain't Basket Weaving (but Close!) (Jim Mallos)
** The Strap-On SharkFin (Justin Shaw)
** [http://www.pcworld.com/article/156206/should_public_libraries_be_welcoming_homes_for_ingenuity.html Should Libraries be Homes for Human Ingenuity?] (Phil Shapiro)
** Chicken (Benjamin Hartley)
** The USB Scroll Wheel of DOOM! (Elliot Williams)
** Creating a Kit is not Quick ([[User:NikolasCo|Nikolas Coukouma]])
** Musical actors for performance in SuperCollider (James Harkins)
** [http://docs.google.com/present/view?id=dg87dwbr_403f6xcpkfz The Cure for Cancer: Medicine as Engineering] (Darius Roberts)
** BrainQuartz (Jack Whitsitt)

* Cancelled:
** Low Power Design Techniques, system/board level (William Gibb)

=== HacDC Lightning Talks II: November 17, 2009 ===

[[File:LightningTalks2.jpg|200px|thumb|left]]

Top notch talks made this a night to remember and we managed to improve upon the first talks in several ways including more comfortable seating arrangements, video recording (will be posted here eventually), and smoother transitions between speakers with mini Q&A sessions. The cookies were tasty (if I must say so myself), and about a dozen attendees enjoyed drinks and mingling after the talks at a [http://www.commonwealthgastropub.com/ nearby pub].

* Speakers:
** The future of space-based lidar (Brian)
** Rapid Open Source Hardware Prototyping (Riley)
** Intro to DSP (Omer)
** sudo make me a website (Daniel)
** Best food near HacDC (Timball)
** Taking high-res photos with cheap point-and-shoots (Jim)
** Simple devices, complex sounds (Elliot)
** Developing Firefox Extensions (looking at Greasemonkey as an example) (Nikolas)
** XMPP - It's more than just IM (Arc)
** [https://docs.google.com/present/edit?id=0ATrxjmEFHezCZGZ4ZHZmdnJfMTJmaHh4ZDlkNg&hl=en Eating Tag Soup] (Kevin)
** "Pwn" your neighbor: Enhanced WEP/WPA brute force cracking using GPU hardware acceleration (Andy)
*** Reference material: [http://blogs.zdnet.com/hardware/?p=2724] [http://en.wikipedia.org/wiki/CUDA] [http://revision3.com/hak5/GPU-Brute-Force-MD5-and-Ophcrack] [http://ophcrack.sourceforge.net/tables.php] [http://forums.remote-exploit.org/bt4beta-howtos/23208-aircrack-ng-cuda-wpa-2-psk-hacking-backtrack-4beta.html]
** [http://www.flickr.com/photos/missioncontrol/sets/72157622697994313/ Five Foods to Try in Japan] ([[User:Katie]])
** Bonus talk: Dis-assembly of windows notepad using IDA Free (Jason)
*** [http://www.hex-rays.com/idapro/idadownfreeware.htm IDA Free]
*** [http://www.immunityinc.com/products-immdbg.shtml Immunity - an alternative to IDA Free suggested by Riley]

=== HacDC Lightning Talks I: October 1st, 2009 ===

[[File:LightningTalks1.jpg|200px|thumb|left]]

We packed the house with smiling hackers at the first monthly HacDC Lightning Talks! The talks were awesome and so were the cookies! Thanks to everyone who participated and made this a success. Next month will be even better organized with more space, better arrangement, more advance scheduling, and video recording.

* Speakers:
** Unearthing an 8-bit Dungeon (Jason)
** Kōdō, the Japanese Way of Incense (Katie)
** Cross-Platform Multiple Compiler Build System (Eryc)
** The Solenoid Beat: towards a mechanical drum machine w/ MIDI controller (Michael)
** I CAN HAZ LOLSPEAK?: Examining LOLspeak through linguistics. (Ederlyn)
** After the End of the World: Lessons We Can Learn from the Black Death (Benjamin)
** A few minutes about cache coherency (Andrew)
** Miniaturizing your projects - Techniques for using tiny little QFN surface mount components at home (Alden)
** The Last Gasp of the Time Capsule (Luke)
** Building a Sailboat in Five Days (Andrew J)
** The Evolution of Death (Daniel)

* Cancelled/Postponed:
** Daimoku (Rodney
** Remembrancer (Alberto)
** Using PGP web of trust to authenticate users??? (Derek)
** A 5 Minute Discourse On The Exploration Of Mercury And The [http://messenger.jhuapl.edu/mer_flyby3.html MESSENGER Flyby] Discoveries (Indy)

== Other Hackerspace Lightning Talks ==

* [http://5mof.net/ Noisebridge Five Minutes of Fame] ([https://www.noisebridge.net/wiki/Five_Minutes_of_Fame old site])
* [http://metalab.at/wiki/Kurzvortraege_2008-11-15 Lightning Talks at MetaLab, Vienna (2008-11-15)]
* [http://www.interlockroc.org/2010/01/13/lightning-talks-at-rochester-hackerspace/ Lightning Talks at Interlock Rochester (2010-01-12)]

2010-05-28T17:11:57Z

Obscurite:

Linked from [[NARG]].

Code by [[User:obscurite]] for Brad's GP workshop. This code generates random "programs". This will be further modified to produce programs with desired traits and then to have them evolve. Written for python 3.0.

<pre>

from random import choice
from random import randint

programList = [] # hold program elements (ints and operations)
opStack = []; # temporarily hold operations as we handle them
intStack = []; # hold ints as we handle them
ops = ['add', 'mul'] # all possible operations

########################################################################
# Stack stuff
def popOp(): # pop operation from op stack
return opStack.pop()

def pushOp(op): # push operation onto op stack
opStack.append(op)

def popProg(): # pop thing from programList
return programList.pop()

def pushProg(stuff): # push thing onto programList
programList.append(stuff)

def popInt(): # pop int from int stack
return intStack.pop();

def pushInt(stuff): # push int onto int stack
intStack.append(stuff)

#####
# Random stuff
def randOp(): # return a random choice of op (add/mul)
return choice(ops)

def randNum(): # return a random int from 1-10
return randint(0, 10);

def randThing(): # return a random int or random op randomly
if randint(0, 1):
return randNum()
else:
return randOp()

########################################################################
# main function

def main():

numthings = 100 # num of things to generate

# build up a random list of things (ops and ints)
for i in range(1, numthings):
pushProg(randThing()) # push a random thing into programList

# Show what's in the full programList
print("PROGRAM LIST:")
print(programList)

# For every thing in programList, handle it appropriately
for i in range(1, numthings):
thing = popProg()
if isinstance(thing, int): # it's a number, push it to number stack!
pushInt(thing)
else: # it's an op, do something with numbers!
if len(intStack) > 1: # we have at least two ints on num stack
if (thing == 'mul'):
pushInt(popInt() * popInt()) # do the mul operation and push
else:
pushInt(popInt() + popInt()) # do the add operation and push

# Show what's left in our op and int stacks
print("OP STACK:")
print(opStack)
print("INT STACK:")
print(intStack)

########################################################################
# run the program!
main();

</pre>

NARG GP stacks code

2010-05-28T17:09:09Z

Obscurite: Created page with 'Linked from NARG. Code by User:obscurite. Written for python 3.0. <pre> from random import choice from random import randint programList = [] # hold program…'

Linked from [[NARG]].

Code by [[User:obscurite]]. Written for python 3.0.

<pre>

from random import choice
from random import randint

programList = [] # hold program elements (ints and operations)
opStack = []; # temporarily hold operations as we handle them
intStack = []; # hold ints as we handle them
ops = ['add', 'mul'] # all possible operations

########################################################################
# Stack stuff
def popOp(): # pop operation from op stack
return opStack.pop()

def pushOp(op): # push operation onto op stack
opStack.append(op)

def popProg(): # pop thing from programList
return programList.pop()

def pushProg(stuff): # push thing onto programList
programList.append(stuff)

def popInt(): # pop int from int stack
return intStack.pop();

def pushInt(stuff): # push int onto int stack
intStack.append(stuff)

#####
# Random stuff
def randOp(): # return a random choice of op (add/mul)
return choice(ops)

def randNum(): # return a random int from 1-10
return randint(0, 10);

def randThing(): # return a random int or random op randomly
if randint(0, 1):
return randNum()
else:
return randOp()

########################################################################
# main function

def main():

numthings = 100 # num of things to generate

# build up a random list of things (ops and ints)
for i in range(1, numthings):
pushProg(randThing()) # push a random thing into programList

# Show what's in the full programList
print("PROGRAM LIST:")
print(programList)

# For every thing in programList, handle it appropriately
for i in range(1, numthings):
thing = popProg()
if isinstance(thing, int): # it's a number, push it to number stack!
pushInt(thing)
else: # it's an op, do something with numbers!
if len(intStack) > 1: # we have at least two ints on num stack
if (thing == 'mul'):
pushInt(popInt() * popInt()) # do the mul operation and push
else:
pushInt(popInt() + popInt()) # do the add operation and push

# Show what's left in our op and int stacks
print("OP STACK:")
print(opStack)
print("INT STACK:")
print(intStack)

########################################################################
# run the program!
main();

</pre>