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2241  Economy / Service Discussion / Re: preev no such app? on: March 17, 2016, 09:29:00 PM
You can found other apps like preev.com on playstore or appstore.
Also is very simple to acces preev.com in mobile  mode.

Is it? Whats the current BTC rate (according to preev.com) for 77EUR?
2242  Other / Archival / Re: Updated Overview of Bitcointalk Signature-Ad Campaigns on: March 17, 2016, 09:06:36 PM
The Rollin.io Campaign still shows "Payment not yet confirmed"-status in the OP.
I can confirm payment was made today: Does that mean it will now move to "Closed for new participants"?
For reference
Updated Rollin.io to CFNP
http://pastebin.com/QyCnpfd0
I should be correct this time, the signature was moved according to payment term and I did change the Changelog Smiley

I skimmed it and it looks good to me.
2243  Bitcoin / Bitcoin Discussion / Re: Paying full nodes , impossible at this point ? on: March 17, 2016, 09:04:39 PM
Been discussed MANY times before since people want to be rewarded for running a full node as some kind of "node reward". The short answer is: It's impossible. There's no way to prove you are a real node relaying real transactions or data without some "proof of work" - and guess what, "proof of work" is precisely what mining is. Then there'd be exactly the same arms race there is for regular mining rewards as there is for node rewards, the node rewards being in essence an altcoin built on top of the existing bitcoin, making it not worth mining "node rewards".

i guess it can be done with sidechain, where those full node can become a sort of light miners and have reward from the fee that are retrieved from the token exchanged with bitcoin

Id rather use my CPU cycles for something else though. I will pay for my node(s) as long as I can afford it. Its a worthy investment even if its just for the knowledge gained. It also allows me to do things I wouldnt be able to do without them, e.g. generate my own stats or consistantly rebroadcast unconfirmed TX from a well connected 24/7 node.
2244  Economy / Service Discussion / Re: preev no such app? on: March 17, 2016, 08:59:00 PM
preev no such app???

Same, not sure what Heroku is either.

No such app, indeed.

But I'd bet there are other bitcoin price apps. A quick Google search shows a nice Android app that has some good reviews on it.

-> http://preev.com/ (click it)
2245  Other / Meta / Re: Posts: "leet"? What??? on: March 17, 2016, 08:43:46 PM
Then I decided to Google it and that's how I found this topic.
And then you thought "Hey, this topic is inactive since 2 years, I'll just bump it to the first page again!"

You must be. This is probably the tenth time I've seen the question!
Like over here, here, here, here, here, here, and so on?

It brings back memories. I actually considered staying at 1337 posts somehow, e.g. by deleting old posts. Well its a bit too late for that I guess. Off to the next one, right Vod? Smiley
2246  Other / Meta / Re: Legendary one day? on: March 17, 2016, 08:38:31 PM
I just noticed I got Legendary with an activity of 826!
I'm not the luckiest but it's not bad at all Grin

Gratz!

Also gratz @ minifrij

Code:
name			 act	 prob.
keithers[4]   826 20.31%
koshgel[1]   840 25.78%
BitCoinDream[8]   854 32.03%
cagrund[9]   868 36.72%
Xialla[2]   882 42.19%
* = has pottential activity to unlock, the number given is the estimated maximum pot. activity. for the next period

Code:
name			act	 prob.
redsn0w 784 hit it
shorena   812 hit it
EcuaMobi 826 hit it
TheNewAnon135246 840 hit it
devthedev 868 hit it
minifrij 896 hit it
tspacepilot 924 hit it
Blazed 924 hit it
alani123 938 hit it
Mitchełł 952 hit it
EAL 952 hit it
notlist3d 952 hit it
OnkelPaul 966 hit it
xetsr 966 hit it
qwk 994 hit it
Lauda 994 hit it
defaced 1008 hit it
Lincoln6Echo 1013 hit it
mprep 1022 hit it

[1] https://bitcointalk.org/index.php?action=profile;u=156113
[2] https://bitcointalk.org/index.php?action=profile;u=103451
[4] https://bitcointalk.org/index.php?action=profile;u=188912
[8] https://bitcointalk.org/index.php?action=profile;u=181001
[9] https://bitcointalk.org/index.php?action=profile;u=154816
2247  Other / Meta / Re: What is a "Potential" Member/Sr. Member etc.? on: March 17, 2016, 05:47:14 AM
Hi,
So I currently offer a loaning service and see a lot of accounts sold as "potential" something. I get the idea that it has the potential to be a higher rank, but how is it worked out? I've seen newbie accounts that are potential Sr. Member accounts, but how, if the next rank is Jr. Member? I would like to know so I can offer slightly better loans to those with potential accounts.

Thanks

Your rank depends on your activity[1]. Your activity depends on and is limited by time and your number of posts[2]. There are activity periods of 14 day length. Posting at least once in one of them rewards you with 14 time points. If you post in 17 different activity periods once you have 17*14 time, 17 posts and 17 activity. Your potential activity would be 238, your actual activity is 17 because it can never be higher than your number of posts. So if you only posted rarely in the past (less than 14 times per activity period) you bank potential activity (via the internally used 'time') that can be unlocked by posting.

[1] https://bitcointalk.org/index.php?topic=178608.0
[2] https://bitcointalk.org/index.php?topic=237597.0
Hi
So if I had 200 potential activity but only 100 posts, I could post 100 times whenever and be guaranteed 1 activity?

Yes.

Whereas if I had 0 potential activity, I would only be able to earn 14 activity every 14 days?

You can only have 0 potential activity if you never posted. With your first post ever made you instantly have 14 potential activity because you posted in an activity period. The question is always how many posts you make in a given period. If you have more posts than (potential) activity because you e.g. post a lot. You will notice that the first post in a new period will instantly (well it takes 1-2 hours to update) increase your activity by 14. This is because the number of posts are not your limit, the time is. With potential activity accounts its the opposite. The number of posts that have been made with the account hold the activity back.

Thanks for the reply you've given already, it explains a lot!
Got it. Thanks for all of the explaining. So if you have potential activity, you can obtain more than 14 activity in 14 days. I guess that is what makes the potential accounts worth more, although I guess people spam accounts to make "potential" accounts. That's probably what it was when someone offered me a newbie potential Sr. Member the other day as loan collateral.

Thanks for the explaining, I appreciate it!

Since unlocking the activity impatient buyers risk to get banned if they spam to unlock it. On the other hand a smart buyer would take their time and they have the chance to mold the account in their own fashion (e.g. establish a history of high quality posts).
2248  Bitcoin / Bitcoin Technical Support / Re: Bitcoin Core verifying process is too long on: March 17, 2016, 05:43:25 AM
Yes, I'm talking about "verifying blocks" before program opens. I have quad core cpu, Q8XXX series 2.3 GHZ. PC is from 2007 but I occasionally upgraded parts. It was running great before, after new releases I faced this problem.

0.12 should do this faster, but I havent looked at the actual code to understand whether it need some special CPU instructions that might not have been around in 2007. I doubt it though.

Anyway, you can reduce the number of blocks that are verified on start up and the thoroughness they are checked with. Create a bitcoin.conf (if you dont have one already) and put the following lines in. By default it checks 2 days worth of blocks, 288. You can e.g. reduce this to 144 to only check on day worth of blocks.

Code:
# How many blocks to check at startup (default: 288, 0 = all)
checkblocks=288

# How thorough the block verification is (0-4, default: 3)
checklevel=3
2249  Economy / Reputation / Re: User - BitAurum is being sold, please someone from DT tag it on: March 16, 2016, 10:23:34 PM
Hello all, please tag this account BitAurum as it is being sold by atomicat . PROOF BELOW

1BjmFtgU8iHQXaQUTub7aFacyvCZiQ4tyM

I am selling this account(BitAurum) to accbuyer5 for 0.14 BTC I will send the account once I receive payment to 1BL3FPtvsQhWMAinVokoR5yEZoMXRu1CF1

H5SIsL3Ce46v7TiMzDzg/imUfwCO1V+6S5UwGrSWk8xbLyg0CndhjVh9poAaF2CnKfY6wwzd3z7Q7hcJFMSiu9Q=

I am happy to being anyone from DT and show you message of atomicat selling me the account Smiley

No.
2250  Bitcoin / Bitcoin Technical Support / Re: Bitcoin Core verifying process is too long on: March 16, 2016, 10:22:21 PM
Bitcoin Core verifying process is too long, sometimes it takes almost 1 hour. Is there a fix for that situation? I tried to raise database cache and thread etc. but nothing significantly changes. I have 4 GB DDR2 ram. It was faster earlier releases. I see this problem after 0.09 version.

Thats roughly 10 year old hardware you are using.

-snip-
How powerful is your CPU?
-snip-

...and which generation?
2251  Bitcoin / Bitcoin Discussion / Re: Paying full nodes , impossible at this point ? on: March 16, 2016, 10:14:19 PM
-snip-
Suggestion box is open in order to avoid fake nodes Smiley

I wish I had a solution, but for now Im fine paying 100 EUR a year to run a full node.

Slightly bit offtopic, but can you disclose what host do you have your node in?

I'm also fine with having VPS acting as nodes, and that's my way to contribute instead of directly donating to nodes. And I guess that's the key to have many nodes: individual distributed effort.

I still have one with 1and1[1], but the contract will expire soon. The disk is too small to run it without enable pruning. The new one[2] just synced yesterday (stats page isnt done yet) and is with netcup.de. I went for a mechanical disk to have some more room for the blockchain.

[1] http://213.165.91.169/
[2] http://188.68.53.44/
2252  Bitcoin / Bitcoin Discussion / Re: Paying full nodes , impossible at this point ? on: March 16, 2016, 09:18:02 PM
A low number of full nodes is not much of an issue for those people that run full nodes because by running a full node, they know that their transactions are secure. It is however an issue for those people not running a full node because they have no way verify transactions.

In short, there is no reason to pay full nodes because they already get a benefit from being a full node.

Furthermore, it is possible for full nodes to charge non-full nodes for access to their block chain. That would be a better system than being paid out of the block reward.

The question is how do you distinguish a full node from a fake full node.

You can always determine if a node is a full node by quizzing it about transactions in the block chain.

Whats keeping the node from relaying the request to another node and passing the answer to you? At the very least one could make a single node look like 1000.
2253  Bitcoin / Bitcoin Discussion / Re: Paying full nodes , impossible at this point ? on: March 16, 2016, 09:16:35 PM
The question is how do you distinguish a full node from a fake full node. Lets assume that is solved. Do you pay a node thats barely running (e.g. 2 hours a day) and holding 8 connections (no inbound connections) the same as one that is online 24/7 and holds >100 connections?

Ideally would be if every full node get few Satoshi for every relayed transaction it receives, check whether valid and relay to other nodes. But it is not technically possible as far as I know.

Maybe, but what is keeping me from relaying valid, but unlikely to confirm (0 fee) TX that would increase my payment?

What could work is miner asking nodes about BTC address and for every received unique transaction give voluntarily some small part of the fee when including such transaction to the block, though only the nodes directly connected to miner could expect small BTC amounts.

-snip-
Suggestion box is open in order to avoid fake nodes Smiley

I wish I had a solution, but for now Im fine paying 100 EUR a year to run a full node.
2254  Other / Meta / Re: What is a "Potential" Member/Sr. Member etc.? on: March 16, 2016, 09:14:21 PM
Hi,
So I currently offer a loaning service and see a lot of accounts sold as "potential" something. I get the idea that it has the potential to be a higher rank, but how is it worked out? I've seen newbie accounts that are potential Sr. Member accounts, but how, if the next rank is Jr. Member? I would like to know so I can offer slightly better loans to those with potential accounts.

Thanks

Your rank depends on your activity[1]. Your activity depends on and is limited by time and your number of posts[2]. There are activity periods of 14 day length. Posting at least once in one of them rewards you with 14 time points. If you post in 17 different activity periods once you have 17*14 time, 17 posts and 17 activity. Your potential activity would be 238, your actual activity is 17 because it can never be higher than your number of posts. So if you only posted rarely in the past (less than 14 times per activity period) you bank potential activity (via the internally used 'time') that can be unlocked by posting.

[1] https://bitcointalk.org/index.php?topic=178608.0
[2] https://bitcointalk.org/index.php?topic=237597.0
Hi
So if I had 200 potential activity but only 100 posts, I could post 100 times whenever and be guaranteed 1 activity?

Yes.

Whereas if I had 0 potential activity, I would only be able to earn 14 activity every 14 days?

You can only have 0 potential activity if you never posted. With your first post ever made you instantly have 14 potential activity because you posted in an activity period. The question is always how many posts you make in a given period. If you have more posts than (potential) activity because you e.g. post a lot. You will notice that the first post in a new period will instantly (well it takes 1-2 hours to update) increase your activity by 14. This is because the number of posts are not your limit, the time is. With potential activity accounts its the opposite. The number of posts that have been made with the account hold the activity back.

Thanks for the reply you've given already, it explains a lot!
2255  Other / Beginners & Help / Re: Why the blockchain and mining are unnecessary on: March 16, 2016, 09:06:35 PM
So, I send you 25 BTC, wait for you to accept it and send me my physical item, then I spend the same UTXO to myself and both are destroyed by your new rule, giving me my money back. This is exactly the same as a regular double spend.
You would lose your money, not get it back.

UTXO A (mine) = 25 BTC
send A (mine) to B (mine)
send B (mine) to you (C, yours)
send B (mine) to A (mine)

B and C are destroyed, leaving A, the original 25 BTC belonging to me

Lets just hope TX are not malleable, ever.
2256  Other / Meta / Re: What is a "Potential" Member/Sr. Member etc.? on: March 16, 2016, 09:00:05 PM
Hi,
So I currently offer a loaning service and see a lot of accounts sold as "potential" something. I get the idea that it has the potential to be a higher rank, but how is it worked out? I've seen newbie accounts that are potential Sr. Member accounts, but how, if the next rank is Jr. Member? I would like to know so I can offer slightly better loans to those with potential accounts.

Thanks

Your rank depends on your activity[1]. Your activity depends on and is limited by time and your number of posts[2]. There are activity periods of 14 day length. Posting at least once in one of them rewards you with 14 time points. If you post in 17 different activity periods once you have 17*14 time, 17 posts and 17 activity. Your potential activity would be 238, your actual activity is 17 because it can never be higher than your number of posts. So if you only posted rarely in the past (less than 14 times per activity period) you bank potential activity (via the internally used 'time') that can be unlocked by posting.

[1] https://bitcointalk.org/index.php?topic=178608.0
[2] https://bitcointalk.org/index.php?topic=237597.0
2257  Bitcoin / Bitcoin Discussion / Re: Paying full nodes , impossible at this point ? on: March 16, 2016, 08:22:44 PM
The question is how do you distinguish a full node from a fake full node. Lets assume that is solved. Do you pay a node thats barely running (e.g. 2 hours a day) and holding 8 connections (no inbound connections) the same as one that is online 24/7 and holds >100 connections?
2258  Bitcoin / Bitcoin Technical Support / Re: FAQ: All About Unconfirmed 0 Confirmation Transaction Fee (READ before posting!) on: March 16, 2016, 02:04:14 PM
it was working well until you put that - 66: Mempool Min Fee Not Met

Hmm, yeah... the thing about that...

If there are too many pending transactions, you get that error when your transaction does not make the cut...

Basically, there are 18,000 people in line who are willing to pay a higher fee than you

I set the mempool to 500MB (default is 300MB), but there are currently over 18,000 unconfirmed transactions... cumulative fees for unconfirmed transactions are up to 1,282.62774345 BTC! (an average of 0.071 BTC fee per transaction?!?)

https://blockchain.info/unconfirmed-transactions

my node behaves strange, after mem usage on mempool gets close to 300Mb suddenly all inputs get lowest priority enforcing higher than usual fees, all gets back to normal with restarting daemon every 2 days

AFAIK thats normal with 0.12 (core, not sure about classic) as 300 MB is the default limit where the node will drop TX from memory and raise the minrelayfee. This would also affect its feeestimate.
2259  Economy / Service Discussion / Re: Bitcointalk Escrows - Trade Safely! on: March 16, 2016, 02:00:29 PM
mmmm but why shorena is not in the list already? he left him service?
or it's a temporary break?  Huh

I dont have a thread and I never officially announced that I do escrow. I just say yes most of the time when Im asked. Im not really a full time escrow if you will, mainly doing it to help out.
2260  Bitcoin / Electrum / Re: What should I do if I'm looking to generate a new multi-signature address ? on: March 16, 2016, 01:58:23 PM
I have an electrum wallet installed on my computer and I wish to use a random address from it to use for the escrow. Is it a bad idea ?

No (at least not the address part, I cant judge whether you are suitable to do escrow or not).

In the electrum wallet I can see the private and public keys of the address so it should be all good ? t

though I don't understand why I can see 3 different public keys to be related to one address?  why is there 3 ?  

2-3 multi sig addresses have 3 public keys and 3 private keys. Any 2 private keys can spend the coins.

.. upon generating a new multi-sig address, I'm asked for a public key but I'm not sure which to choose of that 3 for that, please help ? or just choose random?

Thanks!

You need to get the public keys from the other 2. You also need make sure you all use the same order, e.g.

pubkey#1
pubkey#2
pubkey#3

and

pubkey#2
pubkey#3
pubkey#1

result in different addresses.
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