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Topic: MultiBit - page 73. (Read 336316 times)

member
Activity: 62
Merit: 10
April 18, 2012, 02:29:30 PM
Hi,

I tried to activate the currency ticker in MultiBit-0.3.3 on MacOS X 10.5.8.
I tried different settings, but the ticker does not show up.

Any suggestions?
legendary
Activity: 1372
Merit: 1008
1davout
April 18, 2012, 01:55:59 PM
The only reason TX fees are being set by MultiBit and Bitcoin Wallet for every transaction is that bitcoinj doesn't calculate them correctly yet. That's obviously just a problem that needs to be fixed and then people will be using the same (similar) fee rules as Bitcoin-Qt.
The suggestion is simply to let users set the tx fee to zero if they wish (after a big bold warning), and not force a tx fee even when a human user nicely asked specifically not to add one. It's just an annoyance I had when testing MultiBit, other than that I really like it.
legendary
Activity: 1526
Merit: 1134
April 18, 2012, 01:24:44 PM
The only reason TX fees are being set by MultiBit and Bitcoin Wallet for every transaction is that bitcoinj doesn't calculate them correctly yet. That's obviously just a problem that needs to be fixed and then people will be using the same (similar) fee rules as Bitcoin-Qt.
sr. member
Activity: 300
Merit: 250
April 18, 2012, 06:39:19 AM
Hi, just to bust in on your discussion:

One of the main selling points for bitcoin is that there are no transaction fees.
Can't you add a warning of some sort that with no transaction fees the transaction will take more time?
Or dont the transactions get processed at all without the tx fee?

Roland.
legendary
Activity: 1708
Merit: 1066
April 18, 2012, 05:47:09 AM
Hi davout,

We covered the pros and cons of zero tx fees in the github issue you raised:
https://github.com/jim618/multibit/issues/23

The main issue with zero tx fees is that sufficient tx see delays that users who 'just want it to work' have a bad user experience. I want to avoid that.
legendary
Activity: 1372
Merit: 1008
1davout
April 18, 2012, 04:23:34 AM
I suggest making the transaction fee a real user-settable setting.
legendary
Activity: 1708
Merit: 1066
April 17, 2012, 03:06:25 PM
Hi Tittiez,

I will have a look into it.   Not sure if it is in the bitcoinj interface (the underlying library I am using for bitcoin related things)

Jim
hero member
Activity: 686
Merit: 500
April 17, 2012, 02:41:57 PM
Can we have the ability to sign messages? I need this feature for P2PMining.com to change my Merged Mining address.
legendary
Activity: 1708
Merit: 1066
April 17, 2012, 07:38:24 AM
There is a new release of MultiBit at:

http://multibit.org


Version 0.3.3

Enhancements:
+  Added FastCatchup for fast new user blockchain synchronisation (less than 1 minute)
+  Added currency ticker with support for MtGox exchange
+  Address books are now sorted and current row moves-as-you-type
+  Welcome screen added : available in de, en, es, nl.
+  From the transactions details dialog, the user can open transaction details in blockchain.info or blockexplorer.com in their browser
+  Can now specify a date from which to reset the blockchain and transactions

Release info
Changes included - Apr 1st 12:00 to Apr 16th inclusive
Scan of release checklist
legendary
Activity: 1708
Merit: 1066
April 16, 2012, 03:48:00 PM
Thanks speedbus !

It is quite a handy little addition having the exchange rate in the corner.

The next release should be out in a day or two - just got to tidy things up.
sr. member
Activity: 467
Merit: 250
April 16, 2012, 02:57:16 PM
After some evening coding last night by Tim, Gary and I we now have the XChange data flowing into MultiBit and have the ticker hooked up:

edit: you can now switch individual columns on and off



Just showing one "Last price" with all the other columns switched off


We will initially release with just MtGox as that is the most mature code.
Still a bit of finishing off to do yet.

Looks awesome !! Great Workk !! MultiBit is awesome !!!
legendary
Activity: 1708
Merit: 1066
April 13, 2012, 10:49:21 AM
After some evening coding last night by Tim, Gary and I we now have the XChange data flowing into MultiBit and have the ticker hooked up:

edit: you can now switch individual columns on and off



Just showing one "Last price" with all the other columns switched off


We will initially release with just MtGox as that is the most mature code.
Still a bit of finishing off to do yet.
legendary
Activity: 1708
Merit: 1066
April 12, 2012, 04:11:08 AM
Hi da2ce7,

Thanks for the heads up on that. The mini key format is definitely preferable for QR codes.

Re: Sipa's deterministic wallets. This is very interesting development - I believe it is pencilled in for bitcoind v0.7. And yes it is the obvious one for Multibit to implement.

Jim
legendary
Activity: 1222
Merit: 1016
Live and Let Live
April 12, 2012, 04:02:25 AM
Of Course you are going to be implementing the Sipa HD Wallet's.

For Random Private Key Generation... It may be beneficial in using the https://en.bitcoin.it/wiki/Mini_private_key_format
This would make the keys smaller for easy transfer on paper.  This may come in handy when you implement a 'print paper backup' feature.
legendary
Activity: 1526
Merit: 1134
April 12, 2012, 03:48:05 AM
Note that the speedup only happens for new wallets. After your initial sync as a new user the speed goes back to normal (still much faster than Bitcoin-Qt but not "thousands of blocks per second" which is achievable for first time users).

We'll speed up the active-user case some more later.
legendary
Activity: 1708
Merit: 1066
April 11, 2012, 04:19:01 PM
Mike Hearn noticed whilst testing MultiBit that I had not implemented a speed-up technique that he had implemented called FastCatchup:

http://code.google.com/p/bitcoinj/wiki/FastCatchup

This is a technique that speeds up the initial sync of the blockchain that is included in the installer for new users.
I have put this into the MultiBit code base just now.

Results
+ Using a 3G modem
+ Using my 3 year old Mac
+ Using a blockchain that is 10 days old (sync of 1420 blocks).

From double clicking the MultiBit icon to the 'Synchronised with network' message appearing:
27 seconds



Edit: More results:
+ Using coffee shop wifi
+ Using my 3 year old Mac
+ Using a blockchain that is 11 days old (sync of 1500 blocks).

From double clicking the MultiBit icon to the 'Synchronised with network' message appearing:
18 seconds



Excellent !

It will go into the next release (0.3.3).
legendary
Activity: 1708
Merit: 1066
April 11, 2012, 09:47:40 AM
Hi bitcoinspot.nl,

At the moment the ticker is pretty much standalone. The other screens do not know about exchange data (yet).

Mainly because I want to work on the wallets/ encryption I am going to get the basic ticker working and leave it for that now.

As with all things, it gets more complicated. You send 5 euros to me, the exchange rate varies : I only receive 4,50 when I look. So you have to keep the exchange rate at the time of transaction for each transaction as evidence etc etc.

sr. member
Activity: 300
Merit: 250
April 11, 2012, 09:22:16 AM
so would it be possible then, that i can fill in an amount in euro's and multibit will translate it to the corresponding amount in bitcoins?
legendary
Activity: 1708
Merit: 1066
April 11, 2012, 08:13:58 AM
We have made progress on the Bitcoin currency ticker.
This is a little box that gives you the latest exchange rates.

We have not quite got it all hooked up yet but here is what it looks like with (scratched out) randomly generated data:

Image out of date - see further down thread

The user can show and hide the ticker with the "View | Show/Hide currency ticker" menu option.
When you initially show the ticker it shows a single rate (which will be midpoint between bid and ask as reported by the exchange).   This is to keep it simple.

To configure the ticker you simply click it to open the preferences.   At the moment the only option is to show the bid and ask, which gives you a screen like this:

Image out of date - see further down thread

You can see we have scope for the following enhancements over time:
+ Choose the currency to show.
+ Choose the exchange to use (We only have Mt.Gox at the moment.   This comes from the XChange code - we are currently working on Intersango and a Russian exchange IMCEX).
+ Have a second currency+ exchange pair immediately below the first.   This could be, say, the bid and ask for USD from Intersango or the current euro rate from WhateverExchange.

legendary
Activity: 1708
Merit: 1066
April 09, 2012, 06:13:39 AM
You have probably already noticed, but I have started up a dedicated thread for discussion of the MultiBitShell command line interface.

As it is a bit nerdier and most MultiBit users will never feel the need to use it, please post any MultiBitShell comments/ feedback in that thread.

Thanks.
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