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How import a bitcoin address private key into breadwallet (iOS) with a QR code using bitcoin-core for Ubuntu / Linux

On encoding private keys from Bitcoin-core as QR codes for use in paper wallets, other wallet software, etc … Note: Breadwallet will not import the private key upon scanning the qr code. It will offer to transfer the funds in

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Posted in Bitcoin, bitcoin-core, btc, computing, programming, scamcoins, Stuff

Bitcoin price power spectra – MtGox vs Bitstamp vs BTCE in frequency space

Extracting periodicity from cryptocurrency price data II This is for the last three months, with the data representing hourly price updates.  That is, each came from a vector of 2152 hourly price updates. Gox is blue.  I have some thoughts

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Posted in Electronics and Engineering, Stuff
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