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Each weekday leading up to devcon2, Nexus will highlight a dapp, library, or package (something with a dappfile) as a promotion of our toolchain and as case studies for other developers. Previous Post

Today's dapp contains a base class containing utility internal helper methods and modifiers that are general enough to be worth putting in just about every contract.

https://github.com/nexusdev/ds-base

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Recent articles

Dapp-a-day 11: Whitelist (Boring!)
Dapp-a-day 10: Cross-Chain BTC Trade via BTC-Relay
Dapp-a-day 9: Reverse ("Demanding") Token Auction
Dapp-a-day 8: Splittable Token Auction
Dapp-a-day 7: OTC Token Trades
Dapp-a-day 6: Upgradeable Tokens#
Dapp-a-day 5: Easy Multisig
Dapp-a-day 4: Access Control via auth

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Nexus Development
nexusdev@github

It ships with two variants because Solidity currently does not allow overriding fallback functions.