Solidity - Related information

• When compiling a solidity smart contract with solcjs, how can I tell if the address address is empty?

  the main problem code snippet is as follows: pragma solidity ^0.4.22; contract Auction { address highestBidder; function bid() public payable{ require(msg.value < 0.0001 ether,"0.0001 ether"); if(hi...

  Solidity

  Jan.25,2022
MySQL Query : SELECT * FROM `codeshelper`.`v9_news` WHERE status=99 AND catid='6' ORDER BY rand() LIMIT 5
MySQL Error : Disk full (/tmp/#sql-temptable-64f5-1b3bbdd-2c2a2.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1b3bbdd-2c2a2.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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