I downloaded Bitcoin-QT for Windows 7 into: MYUSERNAME/Downloads/bitcoin-0.8.6-win32/bitcoin-0.8.6-win32 I want to run Bitcoin in testnet mode, so I created bitcoin.conf with only the following content: testnet=1 I put copies of bitcoin.conf into the following folders: […]

I need to get difficulty data and exchange rate for past 10 days for making a graph out of it (i.e., for all coins). Can anyone suggest where can I get it?

I have two AMD Radeon 7770’s in my rig. I am able to get the command prompt of BFGMiner to run fine up, to the point where I need to add my devices (GPU’s). I […]

I was wondering if any of you could help me in making my own mining calculator. I know there are many good web apps out there, but I would like to make one myself. What […]

What happend if I share my private key with my partner? Can we spend bitcoins together without collisons from the same wallet? Me and my friend are using BlockChain.info – what will happend when we […]

What’s the difference between sending and receiving address? I mean, if for mistake I asked to send a payment to my sending address, have I lost my Bitcoin? TX

This is perhaps more of an economics question than a Bitcoin question, but I’m wondering if it would be viable to leave the block size capped at 1MB for all time and simply let a […]

I bought several 2009 Bitcoins and they came in a nice case but that is all the info I have on them. How do I cash them in?

I’m looking for an opensource crypto-currency exchange engine. My preference would be for something easy to use like joomla or drupal. My exchange setup needs support for alt-coins and Bitcoin. I have discovered intersango myself. […]

I’m using Ubuntu 12.04. I’ve tested several scripts that try to get bitcoind running on startup but none have worked out for me. I’m getting a little bit desperate because I can’t even get bitcoind […]