yrstyh2 9 months ago

when should I use private and public?

I'm learnning Solidity with this tutorial, and in it's lesson2 chaptar2, it says like this > Create a mapping called zombieToOwner. The key wil... more

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gibran.michel 9 months ago

What is the best way to start a DApp?

I'm having some ideas that I want to develop as *DApps*. So far I'm learning Solidity syntax so I think I'll be able to make some tests by summer/f... more

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younagendra2 9 months ago

What are programming languages can be used to develop DApps?

I am curious to using which programming language can we use to develop DApps other than solidity. more

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saylor.damasceno 9 months ago

Where can I get an online certification in solidity?

Does Loom Network have plans to create a solidity certification?

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touhida1984 9 months ago

Is there any book or instructions available to learn Solidity.

What is the beginners guide to learn Solidity. Does someone needs to know C++ language or Java background to learn and understand the language. more

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v.munozre 9 months ago

which is the best way to generate a Random number?

Can someone say me if is posible to generate a random boolean or a number in solidity? I think it can be posible generate a pseudo random number wi... more

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benjamin.shafii 9 months ago

When should I use public constant when writing solidity contract?

``` function getAsset(uint _id) view public returns(string) { return assets[_id].name; } ``` I'm trying to write a simple getter that ret... more

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satyajit.deshmukh007 9 months ago

Can i display values of two blocks ?

if I have a contract which I use to store patient weight. I want to display last 5 weights of that patient. how can I access previous value on weight? more

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delweng 9 months ago

What is a function modifier in Solidity

Hi, I'm learning Solidity by now, and I'm hang on function modifier. I want to know what is it used for, what is `_;` means in the modifier's dec... more

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hardikmansaraa 9 months ago

ERC-20 Token transaction fail status

I am using web3 for ethereum blockchain. When i transfer token, "TxReceipt Status":Fail. My Code is: ``` var _contractInstance = new web3.eth.Cont... more

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