Questions tagged [exchanges]

places to trade ether with other currencies or assets

32 questions with no upvoted or accepted answers
Filter by
Sorted by
Tagged with
2
votes
1answer
86 views

ERC20 with custom sale mechanisms?

Let's say I want to create a token, but I don't want this token to be exchanged too freely, in order to avoid too much of speculation (real estate for example). People willing to sell the asset will ...
2
votes
0answers
118 views

Tracking orders on 0x network

How are the various 0x network order trackers sourcing on-chain settlement data? My first assumption was that they were utilising the Etherscan API, however Etherscan have their own tracker, found at ...
2
votes
1answer
52 views

Why does Ethereum need exchanges?

As I understand, currently the preferred way to acquire ETH (for investment purpuses) is through a third-party exchange service. Isn't ethereum all about executing smart contracts when a specific ...
2
votes
0answers
194 views

Are there any exchanges like Shapeshift for testing and development?

I'm developing a simple application which involves calling Shapeshift, Bitfinex and similar exchange APIs. They do not provide any sandboxed or under-testnet versions of their APIs for clients to use....
2
votes
0answers
34 views

Ethereum Exchanges compatibility matrix? <- concerns due to warnings regarding “smartcontract deposits”

Is there a "exchanges compatibility" features list/matrix, so I know between which I can move Ether directly? Context+example use case: I've tried to move Ether between exchanges, however warnings ...
2
votes
1answer
1k views

ETH vs ETC on Dwarfpool and Poloniex?

Noob miner here, Does anyone mining on Dwarfpool know if they have updated to the forked code (ETH), or are we still mining Ethereum classic (ETC)? I currently use Poloniex as my intermediary wallet ...
1
vote
3answers
210 views

Is there any decentralized exchange with zero trading fees for ERC-20 tokens at the moment?

Is there any decentralized exchange with zero trading fees for ERC-20 tokens at the moment? All fees except gas fees should be zero. I already tried Bancor and Kyber but, as far as I can tell, they ...
1
vote
1answer
73 views

List of Token Exchanges Available on Testing Network?

Found Kyber Network Token Exchange on Ropsten so far. Please share if you know more token exchanges available on any testing network for trading Tokens as a test.
1
vote
0answers
74 views

how do you handle token value data type in database?

Ones who do exchange / Investment platforms development, all ERC20 tokens has its atomic unit and only moved by specifying value in its atomic form. for eg: 1 BuritoToken with unit decimals as 18, ...
1
vote
0answers
185 views

ERC223, drawbacks and exchanges still not supporting it? Should I just use HasNoTokens?

I know it has been discussed many times and in many articles on ERC223, for replacing ERC20. We are launching our tokens and hopefully ICO soon too, it seems that we should go for ERC223, since more ...
1
vote
0answers
16 views

API of EtherEx, give an example

Please give an example how to use EtherEx API from both JavaScript and Python programs. Where should I connect before sending a method call? I am especially interested in add_market method.
1
vote
1answer
58 views

How does the large-scale crypto trade platform , just like Binance or Bittrex , track ETH and Token transfer in their every account over time?

I wrote some simple code with web3js to track an address/account's transaction in real-time. It works, but I think it is in poor performance or could consume too much cpu resources. sample code ...
1
vote
0answers
29 views

Is there any way to create tokens for every user in my platform?

I'd like to make a user issued tokens exchange platform. For example, there are A tokens issued by user A and B tokens issued by user B. One A token is exchanged with Two B tokens. All users have ...
1
vote
0answers
46 views

How exchanges manage their wallets for users, and where can i find info regarding

I am developing a platform where average users can easily trade Cryptocurrency. I would like to know how exchanges are managing wallets. where they provide a depositing address to each user for each ...
1
vote
0answers
64 views

Has an exchange ever voted with a users tokens?

If a token allows tokenholders to vote on some issue/proposal/action or whatever, it is conceivable that a token-exchange that holds its customers' tokens could covertly, or perhaps openly, vote on ...
1
vote
0answers
308 views

Decentralized Exchange on Ethereum

I know this was asked several times on stackexchange, but after I see there are some alternatives for Ethereum Decentralized Exchange, but none seems to be stable. I know about http://etherex.github....
0
votes
0answers
11 views

How to trace transactions to get information about hot and cold wallets?

I am researching ways how to trace transactions to get data about hot and cold wallets of exchanges, gambling sites, cantors, mixers. What sources of data could I use? What algorithms and scripts ...
0
votes
0answers
7 views

Where can I get list of tokens that allow direct conversion to ether and not just from token to token?

Most tokens simply utilize the ERC20 functions transferfrom/transferto which just use some balances to add from one user to another - but what are the ones who allow you to: buy token cashout to ...
0
votes
1answer
46 views

Ethereum Contract Scalability (Single vs Multiple Contracts)

I am writing a token swap contract on Ethereum Blockchain to manage ERC 20 token swap in an exchange. The Questions is that in terms of scalability, which of the following two options would be better ...
0
votes
2answers
20 views

Create token exchange by defining decimal values

I just learnt a lot about solidity and decided to put it into practice. Something I truly don't understand is how I can bypass the limitations of this programming language. Assume the following ...
0
votes
0answers
437 views

Error: VM Exception while processing transaction: revert due to require statement

I am new to ethereum world and trying to get some practise through my MSc Project. I am attempting to create an ethereum application for trading electricity. The contracts are the following: pragma ...
0
votes
0answers
45 views

Persons who successfully placed tokens on public exchange: did you shared source code of contract?

One of my clients created token (standard ERC20) and want to put it to public exchange site. Exchange policy requires reference to Github repository. Client asking whether it safe to share source code ...
0
votes
0answers
185 views

How to sell token using web3

Sorry if this has been asked , I can't find solution . What I want to achieve is having token that users can buy and sell (price taken from contract ).I have used web3 before for sending transactions ...
0
votes
1answer
121 views

How to push reserved tokens to market after ICO

I have written a contract where 50% tokens are in reserve and owner wants to sale those tokens via Exchange. Should I add BUY function in contract to achieve this feature. function buy() payable ...
0
votes
1answer
640 views

Bitpay for Ethereum?

I'd like to help an organization accept Ethereum. However, they need a Bitpay-type service that sends them USD right away. I know they can just manually sell on Coinbase daily/weekly, but they can't ...
0
votes
2answers
67 views

How to make token for exchange such as bittrex? I'm interested only in technical side of this question

Should I set a starting price for the token? Is there a source code for the token for trading on the exchange?
0
votes
1answer
744 views

Buy a small amount of Ethereum

I'm new in Ethereum, and I would like to buy a very smart amount of Ethereum. I want to learn more about ETH, and at the moment I would like to invest $10 or $15. Do you know any website where I can ...
0
votes
0answers
659 views

Transfer Ether between wallets

I am using Kraken to purchase Ether and now I want to use some third-party wallet to withdraw Ether and wallet should provide an API to transfer Ether from my wallet to another wallet. MyEtherWallet ...
0
votes
1answer
69 views

What is rpc and p2p code for Ethereum token? What to give as GitHub source code of an Ethereum token in exchange?

I’m new to Ethereum development. From ethereum token docs I came to know the process of deploying the token. But at some exchanges they ask for RPC and P2P port as well as the github source of the ...
0
votes
1answer
273 views

user api to exchange eth token and wallet address creating using code

Is there any API to help exchange ether or tokens online which will help in coding an exchange. For bitcoin one can generate a wallet address, is it possible to generate a wallet address for Ethereum ...
-1
votes
1answer
917 views

Swapped ETH to BTC at myetherwallet.com (via MEW) and still no funds

about 2 days ago, using myetherwallet.com (via MEW) I swapped some ETH for BTC, with no funds arriving at my BTC wallet, and funds are still missing from my ETH account. I instigated the swap, some ...
-1
votes
1answer
73 views

Bought Ethreum with BTC, exchange freezed, sync freezed too

I've purchased ETH by BTC. My exchange stucked on "Awaiting Exchange" (like 2 hours now) and my Sync stucked at the same time (19%). What should I do now? Thank you!