solidity Solidity 0.6.4 and call{value: ...}() instead of call.value()() Solidity 0.6.4 deprecated something which almost slipped my attention. address.call.value()() was deprecated and got replaced with address.call{value: x}(). Let's check out how this works. When I saw
solidity Solidity 0.6.0 Breaking Changes Hands-On Video Walk-Through So, you heard the news: Solidity 0.6.0 is out. And it got some breaking changes! In this post & attached video I want to go through some of the changes hands-on.
ethereum [Video] Ethereum Oracles Walkthrough Oracles! What are they? And why do we need them in Ethereum? One of the major benefits that we have on Ethereum is that the Smart Contracts are running on a Sand Box
ethereum [Video] Solidity v0.5.0 Breaking Changes Solidity v0.5.0 is out for about 2 weeks and now we can use it in Remix. To read more about the changes made for this version and how you’re going
tutorial [Video] Tutorial how to Upgrade Smart Contracts on Chain It's not easy to get Upgradeable Smart Contracts right. You should be able to fix bugs or enhance features, obviously. But not at the cost of loosing immutability. It's this element of trust
solidity Solidity: .call() vs. .delegatecall() vs. Libraries In this short video we look at the difference between .call() vs. .delegatecall() vs. Libraries in Solidity. Specifically we look at a very simple contract that emits an event with the address of
solidity Mappings and Structs in Solidity In this video we are having a look at Mappings and Structs in Solidity. This is one of 110 video-lectures in the Ethereum Developer Masterclass where you will learn everything there is to
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solidity Pure vs. View vs. Constant functions The new Solidity 0.4.16 is out. In this verison the new "view" and "pure" functions are introduced. I had a quick look what this means for you
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solidity Exception Handling in Solidity Since version 0.4.13 we have a new Exception handling in Solidity. Instead of a simple throwwe have now revert(), require() and assert(). In this short video I'll walk you through the
ethereum Solidity - .send(...) vs. .transfer(...) A short notice on the two functions address.send(amount); vs. address.transfer(amount); Since version 0.4.13 (actually since this issue is resolved) Solidity has one new important function, the transfer
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