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1  Other / Beginners & Help / Re: Bitcoin-Qt + Ubuntu live USB help on: April 13, 2013, 02:27:35 PM
I am getting the same errors as OP. Any Ubuntu-experts here care to help me out?
2  Bitcoin / Bitcoin Technical Support / Scan blockchain for signed messages? on: April 12, 2013, 09:05:40 AM
Is it possible to search through the blockchain and find signed messages? Can these messages be linked to wallet addresses?

Or is it more like a one-way thing, where you need to know the message and the address before hand, and than you can verify it, like if it is hashed ?
3  Bitcoin / Mining software (miners) / NVidea opensources CUDA platform on: December 14, 2011, 03:21:55 PM
http://developer.nvidia.com/content/cuda-platform-source-release

I was just wondering if this could mean anything for bitcoin mining ... ?
4  Bitcoin / Bitcoin Discussion / Re: Bitcoin the enabler - Truly Autonomous Software Agents roaming the net on: December 06, 2011, 07:49:05 PM

All along I was thinking about how possible computationally intelligent agents will use bitcoins as their currency as well. If bitcoins become accepted everywhere, the agent would be able to get all of its needs met (hardware, software, energy, security, hu-man-power) using bitcoins. It would not need an SS number to open a bank, it would not need an identity, it could work in a swarm collective, or as a replicating individual. It would not need an anthropomorphic body, as their will be plenty of willing ones available that can be hired without even knowing they are talking with a machine.

Basically a corporation without the investors or annoying bureaucracy, and without any legal obligations or morality. It won't be a scary walking robot with a gun. It will be a box sitting under a desk telling people to be scary and walk around with guns. That is of course only if that is what it takes to get its needs met.

Sounds like a good start for a scifi novel.

Maybe we'll meet one day, inside one of these:
http://www.imdb.com/title/tt0123755/
5  Bitcoin / Bitcoin Discussion / Re: Bitcoin the enabler - Truly Autonomous Software Agents roaming the net on: December 06, 2011, 07:46:48 PM
Governments will build millions of slightly-different evolving automated versions. This Gray Goo ( http://en.wikipedia.org/wiki/Grey_goo ) will be dropped inside a hostile state. Currently probably Iran. Or China even?

The bots will try to profit off the economy of the hostile state. When successful profit-schemes have been found, other bots will be notified so they too can maximize profit. All profit will be turned in to Bitcoins. These Bitcoins will be "destoryed" (lost inside untracable wallet files). Thereby slowly grinding the economy to a halt as all money is drained away by these automatons. Descending the state into revolt and then anarchy.
6  Other / CPU/GPU Bitcoin mining hardware / Re: Powercolor HD6870X2 on: June 23, 2011, 01:07:14 PM
What would the price of this be?

I just shorted 2 5830's and am looking for replacements Smiley
7  Other / Beginners & Help / Re: Market Crash: Mt Gox has been Hacked (Official Statement) on: June 19, 2011, 08:14:42 PM
No, they really did get hacked- or at least someone leaked their accounts. Find yourself here:

<snip>

Then, someone started cracking the MD5 password hashes and then, with passwords in hand, trying various accounts until they found one with lots of money. There is a $1000 per day withdrawl limit, so in order to get more bitcoins out, they had to crash the market close to 0 first. And that is what happened today.

The End.

Started cracking MD5 hashes? You have no idea what you are talking about.

The passwords in the accounts.csv are not MD5.

More likely, a hacker got access to the serer, did the damage he did ( dump BTC on the market from 1 account or something) and figured: while I am here, I might as well spice things up and make a full dump of the users database table.
8  Bitcoin / Mining / Re: dual 6990 ~1400mhash -> solo or pool? on: June 19, 2011, 08:05:16 PM
Hope you can return those cards your bought.

RIP Bitcoin Sad
9  Bitcoin / Development & Technical Discussion / Re: How do I secure my wallet on: June 15, 2011, 12:33:18 PM
Running it from a isolated linux-based computer (A) that only connects to the internet to update/receive payments, otherwise, it is off and the HD is encrypted, Its wallet.dat file is encrpyted / hashed and backed-up on some remote server. (A) only receives payments by a second isolated other-linux-flavour-based-computer (B) that connects at the exact same time as (A). Now, you only deposit your savings to (B), which you have configured to automatically deposits everything to (A), during the short time where both systems are on-line.

Whenever (A) reaches a random amount of BTC (lets say between 90 and 990 ), the entire wallet.dat file is encypted, hashed and stored at 2 remote locations. A new wallet.dat is created. Your large sum of money will not attract any attention and you are the only person that knows the intricacies of your well-secured system. Nobody knows how many wallets there are. Nobody knows how much money you own.

At least, that's how I do it...  Tongue



10  Bitcoin / Project Development / Re: LinuxCoin A lightweight Debian based OS with everything ready to go. on: June 15, 2011, 12:22:21 PM
Interesting stuff.

Couldn't get my two 5830's working (using crossfire link) in Windows XP, so I went back to Linuxcoin. There, they both work like a charm.

However, I can't figure out how to use AMDOverdriveCtrl from the command line.

In AMDOverdriveCtrl GUI, I can only adjust the primary adapter, there is no option to switch adapters.

When I start it up with -i 3 ( to select adapter 3), it resets the primary adapter back to normal.

How do I command this:
amdoverdrivectrl -i 3 "set gpu to 900 plz, thnx"

 Huh
11  Other / CPU/GPU Bitcoin mining hardware / Re: Good Speeds on Sapphire 5830's 311.4MHash/s on: June 15, 2011, 12:16:22 PM
I used to run two seperate boards with both 1x 5830 and got around 290M/s each.

Now, I tied them together with crossfire on a single board, getting 234M/s max on each. Which is bad.

I hope to put in some VGA-dummy-plugs tomorrow, maybe the crossfire is messing things up.
12  Economy / Economics / Re: Just me, or is anyone else constantly thinking of bitcoin businesses to start? on: June 15, 2011, 12:02:13 PM
I swear, I am now constantly running ideas through my head of businesses I could start around bitcoin.

Anyone else?

Using my free time to support Bitcoin with my current business. Too little free-time though, between actually running the business and mining BTC...
13  Bitcoin / Project Development / Re: LinuxCoin A lightweight Debian based OS with everything ready to go. on: June 13, 2011, 08:15:49 AM
I'm pretty sure the commands I listed will do what you need.

I apologize, on my small android screen i overread your code part as a quote of my post. thanks! I'm sure your method will do the trick.
14  Bitcoin / Project Development / Re: LinuxCoin A lightweight Debian based OS with everything ready to go. on: June 12, 2011, 06:06:09 PM
Code:
cd /opt/AMD-APP-SDK-v2.4-lnx64/
tar xzvf icd-registration.tgz -C /

Or just use persistence so you only have to click it once.

I was affraid it would come down to that. No commandline option or anything?
15  Bitcoin / Project Development / Re: LinuxCoin A lightweight Debian based OS with everything ready to go. on: June 12, 2011, 05:52:02 PM
If I don't click the " agree "  and " accept " dialogs at startup, I cannot start phoenix without this warning:

Code:
File "./phoenix.py", line 123, in <module>VECTORS BFI_INT WORKSIZE=128 AGGRESSION=
    miner.start(options)
  File "/opt/miners/phoenix/Miner.py", line 75, in start
    self.kernel = self.options.makeKernel(KernelInterface(self))
  File "./phoenix.py", line 112, in makeKernel
    self.kernel = kernelModule.MiningKernel(requester)
  File "kernels/poclbm/__init__.py", line 132, in __init__
    platforms = cl.get_platforms()

So, how do I "agree"  and "accept" these dialogs through ssh?
16  Bitcoin / Mining support / Re: How to build your own power supply? on: June 09, 2011, 12:03:47 PM
Seems in line with them miners on these forums that have their motherboard running on the carpet with fans blowing into it and all that.

Bitcoins get more expensive everytime there's a big story somewhere. A bitcoin Death would really help us get out this 25 / 30 USD lameness we're in.

Take one for the team!
17  Economy / Economics / Re: I want you to have a look at this graph on: June 08, 2011, 08:31:51 PM
And tell me with a serious face that the Bitcoin economy is not going to crash.



Look at the same thing on a logarithmic scale.

Please explain that to this non-mathematician
18  Bitcoin / Project Development / Re: LinuxCoin A lightweight Debian based OS with everything ready to go. on: June 08, 2011, 08:03:27 PM
Great work, I put some ram on a MB, plugged a CPU in, a VideoCard and a thumbdrive with your sweet sweet LinuxCoin and *bam* mining in under 10 minutes.

Suggestionss:

 - Anything to make this more headless: Start / stop mining over SSH, see status.  ( I use ssh from my Android and would be able to monitor this stuff from the road)
 - Rename this to something sweeter like Coinux or something :p
 

Anyway, once my coins start coming in I'll be donating.


19  Bitcoin / Development & Technical Discussion / Re: Bitcoins 0.3.22 windows on: June 08, 2011, 03:17:30 PM
It STILL doesn't encrypt the wallet file. That is the most important thing!

No it is not.



Please explain. Do you believe that wallet encryption is important but is not currently the most important thing to Bitcoin's continued development or do you mean that wallet encryption in general should never happen.

It should easily be possible to split the wallet file into two different sections, one containing the public keys + addresses and the other encrypted section containing private keys. This can be separately encrypted with AES256 (or similar) within the same file and provide the necessary protection against someone stealing your computer and immediately gaining access to all the Bitcoins stored on it. You could then have peace of mind once a backup is restored that your coins are secure.

If I am wrong, explain your reasoning clearly.

This would mean that you would have to enter your password when sending coins, if you had your wallet stolen, that person would (probably) have physical (virtual if you got hacked) access to your computer, and have a chance to keylog your pass. All I think it does is add a false sense of security. You should encrypt it manually in a TC container or something.

I like this idea of entering a password before making a transaction. My bank does that too. It adds a lot to the sense of security. Should be optional though.
20  Bitcoin / Mining / Re: At what price is mining no longer profitable? on: June 08, 2011, 03:10:17 PM
http://forum.bitcoin.org/index.php?topic=9111.0

No need for opinion, just do the math.

No, I'm gonna go with the opions questions I asked earlier. You go and do maths now. Thanks.

Oh okay then. When bitcoin is worth $0, then mining is unprofitable. Ta da. I did your work *for* you.

Thanks! You're awesome!

Any opinions coming out of that brain of yours? Opinions on the topic, that you would like to share with the rest of us? Or is this it?
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