Truffle – set or disable optimizer only for selected contracts

I have over 40 contracts in my project, for example: admin groups votings registry token In my truffle config I have optimizer enabled with 600 runs. compilers: { solc: { version: “0.5.1”, //docker: true, settings: { optimizer: { enabled: true, runs: 600 }, } } } All my migrations look like in this tutorial: https://www.trufflesuite.com/docs/truffle/getting-started/running-migrations…

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solidity program task

The code below does not compile and I cannot seem to understand the errors. . pragma solidity ^0.5.0; contract first { address payable private myAddress=0xCA35b7d915458EF540aDe6068dFe2F44E8fa733c; function setAddress(address payable add)public{ myAddress=add; } function getBalance()public view returns (uint){ return myAddress.balance; } uint isfeespaid; function pay()public payable { myAddress.transfer(msg.value); } uint public mybalance=200000000000000000; modifier verifyisfeespaid(){ if (msg.value===mybalance){ _;…

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Enabling ServiceTopology Kubernetes 1.17 and EndpointSlice

We recently upgraded to 1.17 in order to take advantage of the new ServiceTopology feature to more efficiently route traffic between pods/services. Steps we have taken: 1) Upgraded to 1.17 2) Added feature gate in kubeadm-config config map for both EndpointSlice and Service Topology(did kubeadm upgrade node after) apiServer: extraArgs: authorization-mode: Node,RBAC feature-gates: EndpointSlice=true,ServiceTopology=true 3)…

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How to get the private keys out of old wallet.dat without syncing blockchain

I have old wallet.dat files of Bitcoin, Litecoin, Bitcoin Cash, Omnicore. My Bitcoin Cash wallet.dat has unbroadcasted transactions inside, so I am afraid that others might also have unbroadcasted transactions. So, currently nodes are not running and I want to dump private keys of those wallets and import into new wallets in a way so…

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