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Results tagged with solidity
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user 73822
Solidity is a contract-oriented, high-level language whose syntax is similar to that of JavaScript and it is designed for writing smart contracts in Ethereum to run on the EVM. Solidity is statically typed, supports inheritance, libraries and complex user-defined types among other features.
1
vote
Casting in solidity is painful
uint digit_to_be_verified=0//0 for lsb
input == bytes32(1<< 4 * digit_to_be_verified )
change digit_to_be_verified variable to verify any bit
- 171
1
vote
Accepted
mocha beforeEach is not running
beforeEach will get executed at before every it() function in mocha.so you have it() fn in your code as shown in code snippet below
describe("Lottery", async () => {
it('test1',async()=>{
console. …
- 171
0
votes
How do I dynamically set in my Web3.js file the deployed smart contract's ABI & address?
artifacts.require("<contract_name>") will fetch the contracts json file(which is generated in build folder after compiling every time) within truffle project.
- 171
0
votes
Truffle and Ganache GUI: GUI and blockchain disconnect or some other error
Use ganache-cli instead of ganache-gui.//gui is not working properly few times.In addition to this,you can change the mnemonic by configuring truffle.js or truffle-config.js
- 171
3
votes
Accepted
Set msg.sender in testing
Replace "=" with "==" in require statement : require(msg.sender == data[i].owner, "Sender is not owner.");
- 171