tolmekian1453
tolmekian1453
/ sig.js
Last active
March 29, 2023 18:52
Verify a Tezos signature given a wallet address, public key, payload, and signature.
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| // Based on https://github.com/ecadlabs/taquito/blob/master/packages/taquito-remote-signer/src/taquito-remote-signer.ts#L155 | |
| const { | |
| b58cdecode, | |
| b58cencode, | |
| buf2hex, | |
| hex2buf, | |
| isValidPrefix, | |
| mergebuf, | |
| prefix, |
tolmekian1453
/ FirebaseAuthSync.m
Last active
August 17, 2019 20:52
Firebase React Native Share Extension Credentials Syncer
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| // see https://github.com/firebase/firebase-ios-sdk/issues/2179 | |
| // | |
| // this is a hack workaround that periodically copies the Firebase credentials | |
| // between your main app and your share extension, | |
| // thus allowing the extension to authenticate using the same creds | |
| // | |
| // make sure you've created an app group beforehand so they can share that storage | |
| #import <Foundation/Foundation.h> | |
| #import "FirebaseAuthSync.h" |
tolmekian1453
/ react_native_circular_flex_image.js
Last active
May 4, 2019 18:39
how to make a circular image in React Native with FlexBox (not fixed width/height). Note that this may not respond properly to changes such as device rotations; that's a todo.
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| class RoundImage extends React.Component { | |
| state = { borderRadius: null } | |
| // tactical hacks inbound | |
| componentDidMount() { | |
| setTimeout(function() { // for some reason, have to do this async for it to work | |
| const image = this.refs.image | |
| image.measure((a, b, width, height, px, py) => { | |
| this.setState({borderRadius: width / 2}) | |
| }) |