Questions tagged [stellar-sdk]
For questions regarding a Software Development Kit (SDK) for Stellar client applications.
62
questions
0
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0answers
2 views
How i can use Stellar to do transation system?
I am creating an international donor transfer site using physical money. I want to use STELLAR technology, but for now I'm researching how to do this with the APIs of these platforms. Can someone help ...
1
vote
1answer
16 views
How to use stellar path to send 1 USD worth of XLM from source account to destination account
I'm trying to create an application where I can charge a fixed amount of USD in XLM. I believe I can use path payment in order to accomplish this. But I'm not sure I understand what happens if I omit ...
0
votes
1answer
16 views
Inferring operationID from get transactions stream data
Currently, I am getting transaction detail from transaction stream using stellar sdk. So for getting the operation details the envelope XDR is decoded. But the operationID couldn't be retrieved from ...
1
vote
1answer
24 views
Can i change a Path of stellar history achieve?
In stellar-core.cfg (stellar config file) we need to define a history configuration.
The default setting is mkdir="mkdir -p /tmp/stellar-core/history/vs/{0}" this. can i change as per my directory ...
2
votes
1answer
47 views
How to create trustline between issuer's account and receivers accounts dynamically?
I am trying to create a trustline between issuer's account and receiver's account to send Custom Assets(token)
I am following this link
var StellarSdk = require('stellar-sdk');
StellarSdk.Network....
1
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1answer
18 views
How can I validate a stellar address in Python?
I am using python-sdk to perform stellar operations. Now I need to validate a stellar address. I know that the JS sdk has got a function StrKey.isValidEd25519PublicKey(address); however I cannot find ...
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0answers
37 views
Made few changes in stellar core file. Saved it but cannot see the changes in the new transactions i am performing
I have made certain changes in LedgerManagerImpl.cpp file under src-> ledger folder on line approx 68-72
const uint32_t LedgerManager::GENESIS_LEDGER_BASE_FEE = 50;
const uint32_t LedgerManager::...
0
votes
1answer
32 views
Friendbot request fails with 400 (Bad Request)
I am trying to create an account on the stellar Test Network. I am using ASP .Net framework. But whenever I make a request and pass in the public key, I always get this error:
Response status code ...
0
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1answer
42 views
Submit transaction in Node js Error 400
I initiated a small node js project in which I installed the sdk module in order to communicate with horizon and try out some things, I am following this page from the docs.
However I getting an ...
2
votes
1answer
42 views
How to create an account on a private network?
I have already started a stellar private network. I need to generate an account on a stellar private network. I have a secret key and private key also. But I have a question about what should I enter ...
1
vote
1answer
31 views
Custom assets balance of sender is not updating in stellar
I know this questions is already asked, but the solution provided is not proper.
So asking the question again.
We created a custom assets with name FOC. when we send any FOC to any account, the ...
1
vote
1answer
53 views
How to decode Core DB Account.Signers using the stellar js-sdk
In the recent core v10.3, there is a new base64 encoded column in the accounts table in the core db which replaces the signers table in earlier core versions. How can I decode this column to produce a ...
2
votes
1answer
36 views
Can an account hold multiple assets?
Can an account hold multiple assets?
If yes, how do transactions get recorded for each asset?
If no, should we create multiple accounts, one for each asset?
1
vote
1answer
61 views
Creating a stellar account and activating it
Sorry for the newbie question...
When a user subscribes to my service, I would like to:
Create a new stellar account for the subscriber
Seed it with 1.5 XLM (to activate it)
Create a Trustline and ...
1
vote
1answer
36 views
(SOLVED) - Error when sending money (C++ QT SDK)
I had this working before (like a week ago) but now I am having issues with sending money to an account. I keep getting this error string
"Error transferring https://horizon-testnet.stellar.org/...
5
votes
1answer
30 views
Understanding the flow of stellar with federation server
I have read the guides, check on other places, And I'm still confused about how federation works.
Lets say I monitor for deposits from our clients. We generate a unique ID (as a memo) and tell them ...
2
votes
1answer
60 views
Force transaction to be with memo ID
Because we are exchange we use main account and we generate Id number as a memo that we send to the customer so we will know the transaction was from him.
we want to force the customer to add the memo ...
0
votes
1answer
63 views
How to extract transaction hash out of XDR using Java Script?
iam having an XDR i want to know the transaction hash before i submit that to stellar. i did this in GO by unmarshal the XDR and used the builder to retrieve the hash. Is there nay way that i can do ...
1
vote
1answer
40 views
Getting error “XDR Write Error: undefined is not a Hyper” when trying to create XDR for custom operation
I am trying to run a forked version of the Stellar-Laboratory, I have forked the js-stellar-base and js-stellar-sdk accordingly, basically what I am trying to do is add a new operation on the ...
0
votes
2answers
69 views
How can i get the base reserve for stellar?
currently in ripple when i need to check how much is the minimum required to keep account valid there is a property called reserve base XRP
is there something similar in stellar? because to write hard ...
3
votes
1answer
32 views
Extra 0 byte at end of MemoText String
I extracted a TransactionEnvelope XDR several months ago for testing. It parses fine in the lab and the SDKs.
I've tried parsing it by hand and there's something I don't understand. After the ...
0
votes
2answers
49 views
monitoring stellar
As I understand, stellar block-chain is actually the ledgers using the previous hash to connect to its prev ledgers down to genesis ledger.
my question is: how can i monitor the ledgers in order to ...
0
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1answer
22 views
1
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1answer
46 views
Not able to sign the transaction
I have created one multisig account with two co-signers. After that, I initiated two transactions back to back without signing using co-signers.
Tx1 10XLM – pending and Tx2 10XLM – pending.
Now, I ...
0
votes
1answer
32 views
Multi-sign transaction is not working
I am creating a multi-sign transaction. When I am submitting the transaction to Stellar, response.isSuccess() returns false. Could anyone tell me where I am going wrong? link https://www.stellar.org/...
0
votes
1answer
52 views
Canceling the transaction
I am new to stellar transaction. I have created the transaction for 10 XLM from A to B. Now I want to do cancel or approve from client side. for approve, working. for cancel, i don't have idea. how to ...
0
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1answer
123 views
transaction is not submitting on stellar network!
load account is working fine and giving details of accounts means horizon is giving response but on transaction submitting getting error.
local node setup done using docker image of stellar
code
...
1
vote
1answer
45 views
How to carry out compliance for transactions between customers using single compliance server?
I have set up an Anchor account and created a custom asset to have customers trade with. I want to set up some compliance for transactions sent from one customer to the other. All customers will be ...
0
votes
1answer
64 views
Sharing transaction to more than one co- signers to get sign
I am very new to stellar. I have gone through the documents available in stellar offical website. In my scenario, trying to send the transaction to more than co-signers to get signature. wrote code ...
2
votes
1answer
158 views
How to decode stellar XDR
I am working on stellar blockchain and need to decode stellar XDR which is in GO language. I know how to decode using JavaScript but couldn't find a way to do it in GO.
//JS code
const {Transaction} ...
0
votes
1answer
129 views
Why stellar required XLM to activate account
I am using stellar for custom token. And each time a customer creating a account on stellar they required 1 XLM to activate there account.
We are using custom coins only so why should be activate ...
0
votes
1answer
29 views
Time-based wallet in Laboratory
I want to build a time-locked token with certain funding target to be used for crowdfunding.
I have found the code for creating time bounds in javascript but I am unable to find the UI of Stellar ...
3
votes
1answer
80 views
How to check total supply of a trust-line based asset on the Stellar network?
How to know the total supply or the coins in circulation right now? Like in Ethereum we can check it with a predefined ERC20 function.
1
vote
0answers
25 views
How to filter only the most recent n number of operations of an account for only a specific Asset?
I had a function that returned the most recent 3 payment operations for an account. But I wante to change it so that it would only return the most recent 3 payment operations for only the asset being ...
0
votes
1answer
76 views
Minimum account balance Changed?
The base_reserve_in_stroops says 5,000,000 (0.05 XLM) in the following URL. This is a recent ledger entry. Does this mean it only takes 0.1 XLM (2 * 0.5 XLM) to create an account now?
https://horizon....
1
vote
3answers
39 views
Stellar all address has no data
Hi i was using stellar test account. It was working fine but suddenly showing no data in any related account to a asset issuer. is there any limit for using test network ?
I have created a issuer and ...
4
votes
1answer
69 views
How can I do asymmetric encryption and decryption?
How can I do asymmetric encryption by using Stellar's private key of sender and Stellar's public key of receiver and vice-versa in case of case decryption? I had gone through many methods but I am ...
3
votes
1answer
73 views
Stellar Java SDK: Retrieve Account Data
I can see how to add data to an account using ManageDataOperation. But is there a way to retrieve the same data using the Java SDK?
I fund a JS example:
https://www.reddit.com/r/Stellar/comments/...
1
vote
2answers
71 views
How can I actually use the js-stellar-sdk?
I'm trying to figure it all my self but I cannot find any useful information on how actually use the Documentation provided.
For example I see there are classes and inside Account, ...
2
votes
1answer
92 views
Error while transaction submission in the private network
So I am trying to do a transaction in the private network, I have named it standalone, I am using SSL. I started the network using docker, then created a keypair, then in another terminal ran node to ...
4
votes
2answers
212 views
How to Build transaction XDR before sign it
I want to build a transaction and convert that as XDR before sign that transaction. As i found we need to build adn sign the transaction before convert that as XDR specially in java and GO SDK. Is ...
3
votes
3answers
266 views
How to let users decide between transactions
I am building an API that will send out signed transactions to users and allow them to submit the transactions themselves.
I am attempting to send a user three different transactions however I would ...
2
votes
2answers
251 views
How should the changeTrust Operation be used?
If I want to create a trustline between my issuing account and new users accounts, how do I do this. I tried with this code:
const StellarSdk = require('stellar-sdk');
StellarSdk.Network....
3
votes
1answer
75 views
How to use the Stellar SDK API Reference?
I am trying to understand how the API reference is meant to be used.
For example I want to see how to set up a trust line for an account using the changeTrust() operation.
I went to the API ...
2
votes
2answers
132 views
create a stellar application without installing stellar core in local system
I want to create a stellar application which will have these functionality
Account creation
XLM Balance checking
Doing Transaction
XLM Receive notification
I have read stellar documenation https://...
3
votes
1answer
168 views
Is it possible to make a request to an account other than “Friendbot” to receive Lumens?
From the documentation you can make a request using Javascript to the "Friendbot" to receive test Lumens for an account:
// The SDK does not have tools for creating test accounts, so you'll have to
//...
1
vote
0answers
71 views
Error when trying to install stellar-sdk from npm, “LINK : fatal error LNK1181: cannot open input file 'C:\OpenSSL-Win64\lib\libe ay32.lib'”
Anyone know what this means or how to fix it?
I ran the command npm install --save stellar-sdk
and got this
LINK : fatal error LNK1181: cannot open input file 'C:\OpenSSL-Win64\lib\libe
ay32.lib' [...
0
votes
3answers
206 views
Muliti Signature with hash(x) in goLang SDK
I have a stellar account say "ACCOUNT1" with the following attributes:
MasterWeight = 2
Threshold [ 1, 2, 3]
Signers:
Masterkey with weight 2
ed25519_public_key with weight 1 (say ACCOUNT2)
...
5
votes
2answers
69 views
Testnet vs Livenet addresses
Whats the difference between testnet and livenet addresses ?
Similar to bitcoin does stellar has different address scheme for testnet ?
2
votes
2answers
520 views
Check wallet balance via API
How could I check Stellar wallet balance using API? For example with BTC one can check address in block explorer and see the balance. I also need to differentiate incoming transactions by MEMO.
I ...
