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21  Bitcoin / Bitcoin Technical Support / Mojocoin faucet broken, where get testnet3 coins? on: December 11, 2013, 09:29:42 PM
Mojocoin is not working when asking for coins, where do I get testnet3 coins? :
Proxy Error

The proxy server received an invalid response from an upstream server.
The proxy server could not handle the request POST /request.

Reason: Error reading from remote server

Apache/2.2.22 (Ubuntu) Server at testnet.mojocoin.com Port 80

---

if you can spare some: n4Kqg9gvu9yUrnpTkyud2RMaNr7VddwDvv
22  Economy / Speculation / 15MM -> 7 MM marketcap in under 12 hours: this was fast! on: December 08, 2013, 09:33:57 PM
What is really strange: how can half of the money drive out of Bitcoin in half a day like it did at 6th November?
There are now huge positions in fiat in the exchanges? Lots of people who invested in the last month need to tax this as speculative gain now. Still they just did it.

What do you think?

23  Bitcoin / Development & Technical Discussion / Re: How to gain a deep understanding of transactions on: December 08, 2013, 07:54:02 PM
@vosovich: awsome, reading it right now!
24  Bitcoin / Development & Technical Discussion / Re: How to gain a deep understanding of transactions on: December 08, 2013, 07:21:52 PM
@nwbitcoin oh, you are referring to "A script is essentially a list of instructions recorded with each transaction that describe how the next person wanting to spend the Bitcoins being transferred can gain access to them."
So i have a tx with an output script and the transaction is over and out. But the next transaction can be done only after the timer.

The timer we are talking hereis not nLockTime, right? Because nLockTime says "Otherwise, the transaction may not be added to a block until after lock_time"
https://en.bitcoin.it/wiki/Protocol_specification#tx

So what is this disabled feature in the script you are talking about?

many thanks!



25  Bitcoin / Development & Technical Discussion / Re: How to gain a deep understanding of transactions on: December 08, 2013, 06:27:18 PM

You can post date your transactions through contracts, and that does limit the spend as you can't transfer the bitcoin once you have assigned it to a future transfer.


Are you sure? My intuition is that Alice's transaction is not spent, and therefore she can spend another tx instead.
26  Other / Beginners & Help / Re: Nick Szabo = Satoshi Nakamoto? on: December 08, 2013, 05:01:08 PM
yes, rumors are reemerging
27  Bitcoin / Development & Technical Discussion / Re: How to gain a deep understanding of transactions on: December 08, 2013, 04:26:18 PM
Are there transactions that are somehow reserved? By 'reserved' I mean they are not spent, but I would not be able to spent the money at the address somewhere else.
For example if I have a crowdfunding tx with SIGHASH_ALL | SIGHASH_ANYONECANPAY on the input and Alice buys in, but then spends all the money on a shopping spree before I collected all the moneys, her crowdfunding contribution would simply be invalidated, right?
 

It's probably not what you were asking for, but feel free to precise the question.

Thank you Piotr,
I look at the crowdfunding example "Assurance contracts" https://en.bitcoin.it/wiki/Contracts#Example_3:_Assurance_contracts
It is pretty clear to me how it works generally but I have some specific questions:
I am wondering if a person Alice that makes a pledge of 100 BTC in a 1000 BTC assurance contract can then still spent the 100 BTC?
Infact the output of the assurance tx is set to 1000 BTC, so until 1000 BTC are not collected the assurance tx remains unspent.
This leads to the matter that also Alices pledge is unspent? For her 100 BTC are an input into the assurance tx?
If so Alice could decide any time to spend the 100 BTC for something else. Is this correct?

Not that its a problem for me if Alice wants to do here shopping. I just wonder if bitcoin works that way, and if yes how you would make a "reservation" of the money, like with nTimelock but instead of spending the money only after a certain time, you reserve it for a certain amount of time.
28  Bitcoin / Development & Technical Discussion / Re: How to gain a deep understanding of transactions on: December 08, 2013, 03:02:15 PM
Put aside the commentary of some financial entertainers, people are in the media to entertain not to seek the truth.
Some more questions about transactions:

Are there transactions that are somehow reserved? By 'reserved' I mean they are not spent, but I would not be able to spent the money at the address somewhere else.
For example if I have a crowdfunding tx with SIGHASH_ALL | SIGHASH_ANYONECANPAY on the input and Alice buys in, but then spends all the money on a shopping spree before I collected all the moneys, her crowdfunding contribution would simply be invalidated, right?
 
29  Bitcoin / Development & Technical Discussion / How to gain a deep understanding of transactions on: December 07, 2013, 09:20:16 AM
What is the best way to understand the protocol better?
1. how can I perform some testnet transactions, what are the best tools to create custom transactions? sx or what tool do you guys use for that?
2. to understand complex transactions my best source is https://en.bitcoin.it/wiki/Contracts, is there more documentation I should read?

30  Bitcoin / Project Development / Re: Announcing MillionBitcentHomepage.com - Own a piece of Bitcoin history! on: November 29, 2013, 10:46:44 PM
get rich quickly scheme
31  Bitcoin / Project Development / Re: The Bitcoin Game on: November 21, 2013, 12:07:58 PM
I can help on the development of such game, if you like. Smiley
Martijnvdc: cool!!! I've started a Google docs document for the rules and stuff: http://goo.gl/XzdPfH

The hardest thing now to have a nice game flow, without being too complicated.
I started with the miners, they participate in a kind of lottery.

maybe we can have a hangout tomorrow evening to talk about it.
32  Bitcoin / Project Development / Re: The Bitcoin Game on: November 20, 2013, 06:38:19 PM
I'm thinking about making an game where people simulate the bitcoin system.
The benefit of this is that by playing it people learn about the inner workings of bitcoin.

For example there are miners that actually collect all the transactions, make a block out of it and then use a tool to calculate the zero leading hash.
If successful they publish it and other miner check it

The game could be played online at first with only an instruction set in a IRC (like a primitive board game) and later become a full fledged webgame.
Do you like the proposal? do you have any ideas?




Interesting, would a user be able to earn BTC by playing, like a faucet?

Something like that would make it alot more fun to play I would have to agree with dev on that.

It sure would, I wish Goldentowns had BTC incorporated into it instead of just gold and FIAT.

Wonderfull idea Dev! You learn how bitcoin works and earn them. This has could really be a powerfull PR instrument for BTC
33  Bitcoin / Project Development / The Bitcoin Game on: November 20, 2013, 12:29:33 PM
I'm thinking about making an game where people simulate the bitcoin system.
The benefit of this is that by playing it people learn about the inner workings of bitcoin.

For example there are miners that actually collect all the transactions, make a block out of it and then use a tool to calculate the zero leading hash.
If successful they publish it and other miner check it

The game could be played online at first with only an instruction set in a IRC (like a primitive board game) and later become a full fledged webgame.
Do you like the proposal? do you have any ideas?


34  Alternate cryptocurrencies / Marketplace (Altcoins) / Re: 300 BTC Coding Contest: Distributed Exchange (MasterCoin Developer Thread) on: November 19, 2013, 09:39:09 AM
Hi Mastercoiners,

I would like to devote some of my spare time to help with the Mastercoin project, that is because I want to be part of what it feels for me the right direction for bitcoin.
I presented bitcoin the first time at a local Barcamp in March 2013 and try be an advocate of it since then.

---
My Skills:

* I coded for food for over 15y in Java and am currently in a position of project manager and software architect in a governmental innovation center in Italy.
* I am a Scrum Master and experienced project manager
* I further have a academic background in Economics and Computer Science, and think of myself as a hobby data scientist.
--

I'm interested in the distributed exchange development.
To get in touch write to malefizer@ymail.com



35  Bitcoin / Project Development / Re: Mastercoin, how do you reverse? on: November 17, 2013, 06:27:40 AM
ok, so I have to choose my reverse time carefully because I can't spend my savings in this time interval
36  Bitcoin / Project Development / Mastercoin, how do you reverse? on: November 16, 2013, 07:48:00 PM
May the folks from mastercoin answer me about a problem the spec does not address:

x is a saving account with 365 days of reverse
a hacker hacks x and transfers mastercoins to his account
the hacker then spends the coins and these coins are spent again and again
the owner discovers it and reverts.

do you revert all transactions? this seems not possible to me and hardly what we want, because selling with mastercoins becomes risky.

thx!
37  Local / Trading und Spekulation / Re: bitcoin.de - Erster deutscher Marktplatz für Bitcoins on: April 26, 2013, 07:23:01 AM
Gerade wollt ich alles in mein wallet transferieren :-(
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