marcell

70 ms·

661.
by marcell 12y ago
Don't forget https://github.com/bitpay/insight
662.
by marcell 12y ago
> it is not currently recommended that anyone use Toshi in production for the purpose of managing bitcoin Does Coinbase use Toshi in production?
663.
by marcell 12y ago
- Can this full node be used for mining, if one is so inclined? - What is the user agent string for this node? ( https://getaddr.bitnodes.io/nodes/ )
664.
by marcell 12y ago
Looking at the slides, I don't think this is accurate. You can compile Dart into Javascript, which will run on non-Chrome browsers. The advantage is that (1) on Chrome, you get better performance, and (2) you get a nicer language that
665.
by marcell 12y ago
I've been working on a system that implements this, called "bitnet". The anti-spam system is basically what you said: you spend a small amount of bitcoin, and the server grants you some large number of "tokens". The
666.
by marcell 12y ago
The "mainstream users should use hosted wallets" meme is inaccurate. 3rd party wallets do not provide security via black magic. They use tools like passwords, 2FA, and email addresses, all of which could be compromised on a user&#
667.
by marcell 12y ago
Notably, unlike many organizations that accept bitcoin, Apache is taking bitcoin directly, and not instantly converting to fiat. They plan to pay vendors in bitcoin where possible, and convert the rest to fiat.
668.
by marcell 12y ago
Each bitcoin transaction incurs a small, per-byte fee that makes this expensive. A typical 200-byte transaction fee is around $.01, depending on a variety of factors (coin age, network traffic, which miner finds the block, etc.)
669.
by marcell 12y ago
Can someone explain why this team is confident that they can build a commercially viable reactor in 3 years? Conventional wisdom is that nuclear fusion is "decades away". What does this team know that others don't?
670.
by marcell 12y ago
Suppose I set up a coin called "FunCoin" and issue 1 million FunCoins. I store the FunCoin ledger in a MySQL database, and provide an API for transfering FunCoins using private key cryptography. I am the only one in control of the
671.
by marcell 12y ago
> In the end, even for a sophisticated user, it will be nearly impossible to present a view of how many bitcoins you have available to spend. This is not necessarily true. It is a UI challenge. You can imagine a UI that, for example, und
672.
by marcell 12y ago
While I am not too familiar with how Stellar/Ripple work, I assume they are sending an un-encrypted version of your Stellar private key, or perhaps the equivalent of a bitcoin master private key [1]. I say un-encrypted based on their c
673.
by marcell 12y ago
Can anyone explain the use of the "·" character?
674.
by marcell 12y ago
Bitcoin makes it very easy: http://www.coinwall.co
675.
by marcell 12y ago
Did you get a "payment detected" message on the client side? Also, if you have a refund address, I can send the BTC back. It is a small amount, but still :)
676.
by marcell 12y ago
Do you happen to have the transaction ID on hand for the failed payment? Also, if you have a refund address, I can send the BTC back. It is a small amount, but still :)
677.
by marcell 12y ago
It was lowered by 10x recently, to .5-.1c: https://github.com/bitcoin/bitcoin/pull/3305
678.
by marcell 12y ago
Yea, I was thinking of adding file upload support for music/videos is a next feature. Having support for Soundcloud/Youtube/etc. URLs is a neat idea and would make for an easy UX.
679.
by marcell 12y ago
Re IOU system: that is an interesting idea! It would solve one of the big problems with micropayments, which is the mental barrier. Thanks. Re Coinbase support: point taken; they are indeed one of the most popular wallets.
680.
by marcell 12y ago
No registration is required to pay or to make a paywall. Verification is done by assigning a slightly different payment amount to each person. For example, if you are charging 0.00015 BTC, the amount 0.00015001 and 0.00015002 may be used to
681.
Show HN: Coinwall, a bitcoin paywall(coinwall.co)
49 points by marcell 12y ago|29 comments
682.
by marcell 12y ago
It is much more likely that there is an issue with blockchain.info than the bitcoin mining network
683.
by marcell 12y ago
Note that this appears to be a $9.99 version of http://www.proofofexistence.com/ , a free service. Also, this does not appear to be affiliated with the popular bitcoin exchange Bitstamp.
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Buyback Bitcoin After Checkout(blog.coinbase.com)
40 points by marcell 12y ago|45 comments
685.
by marcell 12y ago
He isn't saying making solar panels is a bad idea. Rather, he is pointing out that, at the time of the interview, solar adoption in the US was limited by installation capacity, not production and management capacity. SolarCity has been
686.
by marcell 12y ago
1) People without bank accounts can receive BTC, and sell them for cash 2) Sending BTC internationally is simpler than sending fiat
687.
by marcell 12y ago
Have you considered adding bitcoin support to your product? Assuming the receiver has a way to convert bitcoin to/from their local currency, this may remove some friction in transfering value between individuals. btcjam.com is doing so
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by marcell 12y ago
For an in-depth description of the qualitative disadvantages in education, I recommend reading "Live on the Boundary": http://www.amazon.com/Lives-Boundary-Achievements-Educationa...
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by marcell 13y ago
No need to speculate on their motives, Jack Dorsey explains them here: http://www.youtube.com/watch?v=0zJe4PUVx3c
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by marcell 13y ago
The author argument would probably not hold up under an IRS audit, and doesn't fully match up with how bitcoin works. First, many bitcoin users "own" their bitcoins using a managed web wallet like Coinbase. In that case, you

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