Questions tagged [javascript-sdk]

For questions specifically regarding the JavaScript Software Development Kit (SDK) for Stellar client applications.

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2
votes
2answers
92 views

Java SDK: Transaction object from envelope

In Javascript SDK, transaction can be built, signed and then be converted to envelope xdr/string format. This is very useful for multi sig operations since we can retrieve the transaction object from ...
2
votes
1answer
143 views

How do I locally manage sequence no of an account?

I am trying to successfully send a transaction but its failing whats the purpose of these two functions 1 - StellarSdk.Operation.createAccount 2 - StellarSdk.Operation.payment if I am using an ...
1
vote
2answers
164 views

using stellar-sdk in angular

Anybody here who had been successful in using the stellar-sdk in angular without any error? I am getting - cannot read property crc16xmodem error - anybody encountered this before?
7
votes
1answer
244 views

Why is the memo hash different from the one I specify during tx building?

I'm converting IPFS multi hash to hex, and after throwing away its prefix I want to attach that hash to a stellar transaction (something like here). I build it this way: let transaction = new ...
3
votes
1answer
37 views

(Dup for different SDK) How can I build a transaction with a dynamic list of mutators or operations using the JS SDK?

This is exactly what I am after but in JS. How can I build a transaction with a dynamic list of mutators or operations using the Go SDK? Something like this would be great, and then it'd be easy to ...
1
vote
1answer
182 views

Error trying to use stellar-sdk in the browser

I am trying to include stellar-sdk.js (for use on the browser side) like this: import * as stellarModule from './stellar-sdk.js'; The file stellar-sdk.js is present. However, I get this error, when ...
-2
votes
1answer
488 views

TX_BAD_AUTH, no idea why

i'm moving from testnet to pubnet but for some reason my code didn't work with pubnet. here some snippet. Of course sourceAccount,des.publicKey and sourceKeys contain what i'm expeting. sourceAccount ...
2
votes
1answer
39 views

How can I encode transaction specific information on the ledger, after it has been made?

Let's say I create invoices which contains consumer products. For each invoice, I create a transaction to the supply account which contains the invoice file hash in the memo. However, when I have ...
2
votes
1answer
97 views

Python vs Java(script) for stellar apps. Is it worth learning a new language?

I am starting to get into programming apps for crypto, and I would like to start on the Stellar network. My programming background lies mainly in C and Python, and I am a reasonably competent self ...
3
votes
1answer
122 views

Messaging over Stellar - Is that right to do?

/* * Hi! * * I'm sending this tiny library for you to check. This is the basis of the * on-chain signature collection solution I'm writing. It includes collecting * signatures for multi-...
2
votes
1answer
56 views

How return a state after sumbit a transaction [JavaScript]

I've a dispatcher in node js called dis.js. in this dispatcher i want to call a function in makepayment.js and wait for the result of submit transaction. dis.js critical piece of code const mk = ...
4
votes
1answer
727 views

Convert XDR to text

I want to convert the XDR fromat of the transaction to text using JS or java SDK in stellar.Or if there are any methods outside stellar also fine.
4
votes
1answer
282 views

How can I convert the built 'transaction' in XDR format?

Before I submit the transaction to the network I want to convert the 'transaction' in XDR format so that I can save it to database for future reference. I am using Stellar JS library. How to do it?
2
votes
2answers
409 views

Error in submitting the multisig transaction

The below code is the multisig transaction to submit to stellar horizon testnet. When I am submitting the transaction, I am getting the submission failed error. var alice_public_key = '...
1
vote
1answer
171 views

Need help getting result_codes using JavaScript SDK on Node. Failed to make a payment

I'm using the JavaScript SDK in Node and have run into a problem making payments on the testnet. I catch the error but am unable to parse it to get at the result_codes which show as [Object] when I ...
1
vote
1answer
49 views

How to retrieve Operations for a certain Asset?

I've been reading the js-stellar-sdk and I didn't find a way to retrieve the operations for a certain Asset. How should be this done?
1
vote
1answer
41 views

What is the default limit on the number of transactions returned for a `Server.transactions` request?

Using the Stellar Javascript SDK, what is the maximum number of transactions that will be returned for a request to server.transactions().forAccount(accountId).call() before I have to worry about ...
2
votes
1answer
199 views

Good methods for Stress Test to prevent tx_bad_seq?

During a manual stress test with js-stellar-sdk, some transactions may be responded slower (e.g. 10 sec). At high TPS, asynch programming possibly causes server.loadAccount() to get the same tx_seq, ...
2
votes
1answer
79 views

Can't close server stream

The other existing question didn't work for me. (How to close a stream event?) I set up a class to handle and switch streams. In the constructor, I define and initialize the stream this way: ...
6
votes
2answers
261 views

How to serialize, send over network, deserialize a transaction envelope for multiple signatures?

I'm trying to send over the network a base64 encoded string representing a partly signed envelope. I need to parse the string back to the original javascript object in order to add a new signature to ...
5
votes
1answer
186 views

How to add a signature using Ledger Nano

I'm trying to add a signature using a Ledger Nano HW wallet but I could not find a question about it. I'm going to research the topic and post a working solution for that.
1
vote
2answers
326 views

Where to enter javascript SDK commands (to generate seed for example)

On the page https://www.stellar.org/developers/guides/get-started/create-account.html is stated: "You can generate the seed and key with the following command" // create a completely new and ...
4
votes
1answer
73 views

What sort of simple tasks could I add to my wallet in the stellar SDK? [closed]

What would be three of the most used lines of code in the JavaScript SDK that could make my wallet perform small actions for me?
8
votes
1answer
159 views

Is there a way to unset home domain and inflation destination options?

Using the Javascript SDK I'm trying different ways of unsetting the home domain and inflation destination options without success. Is this something that is supported at all on the network, is it just ...
5
votes
1answer
82 views

Error: no PRNG in Safari web workers

Hey guys I'm working on a vanity address generator using the Stellar JS SDK inside web workers to relief the main thread from heavy computations. However, it is giving me an error 'no PRNG' regarding ...
2
votes
1answer
60 views

How can I direct stellar laboratory to my own instance of horizon?

I cloned the stellar laboratory project and edited the /src/constants/networks.js file to switch the testnet horizon url to url of my own horizon instance. This allowed me to get requests such as ...
4
votes
1answer
87 views

Getting the 'offerId' on a new Offer and any documentation on 'xdr.ManageOfferOp'?

I'm using the JS-SDK to make offers. An issue I am having though is getting the offerId from a new offer. The offerId is required to manage a pre-existing offer. As such, it seems that the offerId ...