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161  Bitcoin / Meetups / Re: Houston, Texas, United States on: August 08, 2012, 02:54:56 AM
It might be a good idea for myself to speak with the members of TX/RX and see about getting an informal BITCOIN NIGHT for non members of TX/RX that is NOT a Friday night.

Thoughts?

I think that is a great idea, I would show up for that.  I took some welding classes at TX/RX about a year ago but have never had a chance to get back due to time problems.  It is a great place though.

It is a great place. I show up on Friday nights when I can. I am not a member but it really is a great place. I emailed one of the members that is interested in Bitcoin about their thoughts. I will keep you in touch.
162  Bitcoin / Meetups / Re: Houston, Texas, United States on: August 08, 2012, 02:45:06 AM
It might be a good idea for myself to speak with the members of TX/RX and see about getting an informal BITCOIN NIGHT for non members of TX/RX that is NOT a Friday night.

Thoughts?
163  Bitcoin / Bitcoin Technical Support / Re: How do I spend a small amount of bitcoins? on: August 08, 2012, 02:41:48 AM
Find out which private key the amount is assigned to and export it and import the private key into Mt Gox and then send the amount to your new wallet.

PRESTO!
164  Bitcoin / Bitcoin Discussion / Re: Why Bitcoin is a better choice as a currency for Americans than gold on: August 07, 2012, 09:09:05 PM
So are you saying to buy bitcoin over gold?
165  Bitcoin / Bitcoin Discussion / Re: I just made my first Bitcoin ATM withdrawal... 3BTC from my printer. on: August 07, 2012, 09:07:31 PM
I'm starting to warm up to this. I apologize if kicking at an open door, but private key can in principle be encrypted, and POS infrastructure could be decrypting it, right? The system could be assymetric and involve public key and denomination as seed/salt...? (Haven't thought this through at all)

It could be, but for this purpose it's not encrypted at all.

I actually did make a proposal on the Wiki as to a key/QR code format that is protected with a password.  That could be done - in which case you'd hand over the cash and say "the password to my cash is foofoo".

I am not sure it would be very practical, because the purpose of printing the cash is to save transaction time, and if the password is long, you waste any time you saved as the cashier types it, and if the password is short, someone who skims the code could crack it, rendering the protection useless.  The most practical remedy may be low-tech: cover the spend code with a small post-it note.

Password-protected cash also increases the training burden on staff who would be employed to accept it, which makes the deal a little more raw for merchants.  The more the bills can function like retail gift cards from the perspective of the clerk, the less often you'll run into clerks who have no clue how to accept them.

+1
166  Bitcoin / Bitcoin Discussion / Re: I just made my first Bitcoin ATM withdrawal... 3BTC from my printer. on: August 07, 2012, 04:40:22 PM
+1
167  Other / Off-topic / Re: Have you ever gotten any donations to your signature address? on: August 07, 2012, 04:27:34 PM
Send some to mine. I think I have had 1 donation. Feel free to check.
168  Other / Off-topic / Re: A man walks into a bank on: August 07, 2012, 04:22:48 PM

This is a hilarious story of the banking systems and mistakes that can happen.

http://www.ft.com/intl/cms/s/2/93a47a62-daf0-11e1-8074-00144feab49a.html#axzz22pxGpxqE

Good read. I wonder if that can happen these days. I should try it. :-D
169  Bitcoin / Bitcoin Discussion / Re: Do you keep your Bitcoins on an exchange? on: August 07, 2012, 03:58:27 PM
a very small amount. I do not use an exchange such as Mt Gox as my WALLET if you are asking.
170  Bitcoin / Bitcoin Discussion / Re: I am pretty confident we are the new wealthy elite, gentlemen. on: August 06, 2012, 10:04:24 PM
I got in during the peak of the bubble last year and then exited and then reentered again as I found out bitcoin was going UP again.

Care to donate a few to poor pitiful me to get me up to speed? I will render services in exchange as well. Smiley

1MANTisca9kS6t4bngzuU4GBgE1S1L7q2U

Thank you all! I am long for the long haul now!
171  Bitcoin / Bitcoin Discussion / Are Bitcoins concidered Stock Shares or Bonds? on: August 06, 2012, 06:29:06 PM
Was just thinking since I am so into paper wallets.

Thoughts?
172  Bitcoin / Project Development / Re: Is anyone working on / has implemented a “two-factor paper wallet”? on: August 05, 2012, 03:41:37 AM
Watching!
173  Other / Off-topic / Re: oh nose on: August 05, 2012, 03:10:15 AM
Woops!
174  Bitcoin / Bitcoin Technical Support / Re: Bitcoind on CentOS 5.6 64bit ($50 bounty) on: August 05, 2012, 03:09:10 AM
Getting this :/

Code:
make -f makefile.new bitcoind
g++ -pthread -Wextra -Wno-sign-compare -Wno-char-subscripts -Wno-invalid-offsetof -Wformat-security -g -DNOPCH -I/home/bitcoin/Bitcoin/Libraries/bitcoin-master/src -DUSE_SSL -fno-stack-protector -fstack-protector-all -Wstack-protector -Wl,-z,relro -Wl,-z,now -D_FORTIFY_SOURCE=2 -O2 -I"/home/bitcoin/Bitcoin/Deps/include" -static -o bitcoind obj/checkpoints.o obj/version.o obj/addrman.o obj/netbase.o obj/crypter.o obj/key.o obj/db.o obj/init.o obj/irc.o obj/keystore.o obj/main.o obj/net.o obj/protocol.o obj/bitcoinrpc.o obj/rpcdump.o obj/script.o obj/util.o obj/wallet.o obj/walletdb.o obj/noui.o   -Wl,-Bstatic -mtl /home/bitcoin/Bitcoin/Deps/lib/libboost_system.a -mtl /home/bitcoin/Bitcoin/Deps/lib/libboost_filesystem.a -mtl /home/bitcoin/Bitcoin/Deps/lib/libboost_program_options.a -mtl /home/bitcoin/Bitcoin/Deps/lib/libboost_thread.a /home/bitcoin/Bitcoin/Deps/lib/libdb_cxx.a -mtl /home/bitcoin/Bitcoin/Deps/lib/libssl.a -mtl /home/bitcoin/Bitcoin/Deps/lib/libcrypto.a -lgcc -Wl,-Bstatic -l z -l dl -l pthread
/home/bitcoin/Bitcoin/Deps/lib/libcrypto.a(dso_dlfcn.o): In function `dlfcn_globallookup':
dso_dlfcn.c:(.text+0x30): warning: Using 'dlopen' in statically linked applications requires at runtime the shared libraries from the glibc version used for linking
obj/netbase.o: In function `LookupIntern':
/home/bitcoin/Bitcoin/Libraries/bitcoin-master/src/netbase.cpp:90: warning: Using 'getaddrinfo' in statically linked applications requires at runtime the shared libraries from the glibc version used for linking
obj/bitcoinrpc.o: In function `__static_initialization_and_destruction_0':
/home/bitcoin/Bitcoin/Libraries/bitcoin-master/src/bitcoinrpc.cpp:2141: undefined reference to `getconnectioncount(std::vector<json_spirit::Value_impl<json_spirit::Config_vector<std::basic_string<char, std::char_traits<char>, std::allocator<char> > > >, std::allocator<json_spirit::Value_impl<json_spirit::Config_vector<std::basic_string<char, std::char_traits<char>, std::allocator<char> > > > > > const&, bool)'
/home/bitcoin/Bitcoin/Libraries/bitcoin-master/src/bitcoinrpc.cpp:2141: undefined reference to `getpeerinfo(std::vector<json_spirit::Value_impl<json_spirit::Config_vector<std::basic_string<char, std::char_traits<char>, std::allocator<char> > > >, std::allocator<json_spirit::Value_impl<json_spirit::Config_vector<std::basic_string<char, std::char_traits<char>, std::allocator<char> > > > > > const&, bool)'
/home/bitcoin/Bitcoin/Libraries/bitcoin-master/src/bitcoinrpc.cpp:2141: undefined reference to `listunspent(std::vector<json_spirit::Value_impl<json_spirit::Config_vector<std::basic_string<char, std::char_traits<char>, std::allocator<char> > > >, std::allocator<json_spirit::Value_impl<json_spirit::Config_vector<std::basic_string<char, std::char_traits<char>, std::allocator<char> > > > > > const&, bool)'
/home/bitcoin/Bitcoin/Libraries/bitcoin-master/src/bitcoinrpc.cpp:2141: undefined reference to `getrawtransaction(std::vector<json_spirit::Value_impl<json_spirit::Config_vector<std::basic_string<char, std::char_traits<char>, std::allocator<char> > > >, std::allocator<json_spirit::Value_impl<json_spirit::Config_vector<std::basic_string<char, std::char_traits<char>, std::allocator<char> > > > > > const&, bool)'
/home/bitcoin/Bitcoin/Libraries/bitcoin-master/src/bitcoinrpc.cpp:2141: undefined reference to `createrawtransaction(std::vector<json_spirit::Value_impl<json_spirit::Config_vector<std::basic_string<char, std::char_traits<char>, std::allocator<char> > > >, std::allocator<json_spirit::Value_impl<json_spirit::Config_vector<std::basic_string<char, std::char_traits<char>, std::allocator<char> > > > > > const&, bool)'
/home/bitcoin/Bitcoin/Libraries/bitcoin-master/src/bitcoinrpc.cpp:2141: undefined reference to `decoderawtransaction(std::vector<json_spirit::Value_impl<json_spirit::Config_vector<std::basic_string<char, std::char_traits<char>, std::allocator<char> > > >, std::allocator<json_spirit::Value_impl<json_spirit::Config_vector<std::basic_string<char, std::char_traits<char>, std::allocator<char> > > > > > const&, bool)'
/home/bitcoin/Bitcoin/Libraries/bitcoin-master/src/bitcoinrpc.cpp:2141: undefined reference to `signrawtransaction(std::vector<json_spirit::Value_impl<json_spirit::Config_vector<std::basic_string<char, std::char_traits<char>, std::allocator<char> > > >, std::allocator<json_spirit::Value_impl<json_spirit::Config_vector<std::basic_string<char, std::char_traits<char>, std::allocator<char> > > > > > const&, bool)'
/home/bitcoin/Bitcoin/Libraries/bitcoin-master/src/bitcoinrpc.cpp:2141: undefined reference to `sendrawtransaction(std::vector<json_spirit::Value_impl<json_spirit::Config_vector<std::basic_string<char, std::char_traits<char>, std::allocator<char> > > >, std::allocator<json_spirit::Value_impl<json_spirit::Config_vector<std::basic_string<char, std::char_traits<char>, std::allocator<char> > > > > > const&, bool)'
collect2: ld returned 1 exit status
make: *** [bitcoind] Error 1

you don't have all the dependencies installed, you need to install glibc and try again


My suggestion is to not run bitcoind and to rely on a web wallet that has API calls similar to bitcoind such as blockchain.info

https://blockchain.info/json_rpc_api

1MANTisca9kS6t4bngzuU4GBgE1S1L7q2U

THAT IS EVEN WORST THAN RUNNING AN UNSECURED BITCOIND

I was presenting simple solution. This isn't an UNSECURED method either.

Why does it need to be CentOS and not something simpler such as Ubuntu?
175  Bitcoin / Bitcoin Technical Support / Re: Bitcoind on CentOS 5.6 64bit ($50 bounty) on: August 04, 2012, 08:46:20 PM
My suggestion is to not run bitcoind and to rely on a web wallet that has API calls similar to bitcoind such as blockchain.info

https://blockchain.info/json_rpc_api

1MANTisca9kS6t4bngzuU4GBgE1S1L7q2U
176  Bitcoin / Bitcoin Technical Support / Re: Are backed up wallets still encrypted? on: August 04, 2012, 06:22:36 PM
I wonder if judge.me is capable of setting up wills and keeping my super secret password safe until I die.

Do you want the crypto nerd answer? 

Timelock encryption
http://www.gwern.net/Self-decrypting%20files

Encrypt the private key using a timelock encryption algorithm so that it will take roughly 10 years to solve with a single processor (timelock algorithms are designed to make parallel processing impossible).  Then as long as you are alive just move the funds every 5 years and publish a new timelock encryption problem.     Make the timelock algorithm and encrypted key part of your will and when you die your heir can get the funds in 10 years by simply solving the latest problem. Smiley 

* It doesn't have to be 10 years.  Smaller is possible but requires more frequent changes and if there is a computing revolution or cryptographic flaw it gives you less time to move funds.

I like this idea!
177  Economy / Collectibles / Re: How would you like to design a bitcoin banknote? on: August 03, 2012, 08:21:23 PM
I have drafted a proposal for how I think password-protected private keys should work, and published it in the Wiki.

Thread: https://bitcointalk.org/index.php?topic=97752.0
Wiki: https://en.bitcoin.it/wiki/User:Casascius/Base58Check-encoded_objects_proposal


Looking forward to it!
178  Bitcoin / Bitcoin Discussion / Re: predictions for next hack on: August 03, 2012, 08:11:40 PM
Thanks for the votes of confidence Tongue

Surely a year without any security issues counts for something?

Just giving you a heads up on the target not necessarily any vulnerabilities. Please take our votes as a word of CAUTION. We like you!
179  Bitcoin / Bitcoin Discussion / Re: Power Blackouts - Does Bitcoin keep on ticking? on: August 03, 2012, 08:04:07 PM
Of course, an electronics destroying solar flare could pose a problem.

You can always keep a copy of the blockchain on a VHS tape. They can store up to ~4.5GB (usually around 3.5GB).

Ummmm ElectroMAGNETICPulse
180  Bitcoin / Bitcoin Discussion / Re: predictions for next hack on: August 03, 2012, 07:53:08 PM
blockchain.info
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