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Strict concurrency checking in Swift 5.x and 6.0

ByPeter van den Hamer

Swift 6 aims to detect many concurrency issues at compile time. Fixing these new warnings and errors at compile time should prevent so-called “data-races” from showing up as intermittent run-time errors. This goal is important and even urgent because software developers are increasingly relying on concurrency to utilise multi-core processors and to perform slow tasks…

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Comparing FTP, SFTP and FTPS protocols

ByPeter van den Hamer

FTP SFTP FTPS Security technology None / old SSH TLS URL my.domain.com sftp://my.domain.com my.domain.com(configure client to use FTPS) Ports that must be opened 21 22 21, plus passive port range Passwords, passkey, public/private keys plaintext passwords (!) public keys public keys User privileges flexible full access privileges flexible FileZilla client support YES YES YES Lightroom…

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ReverseGeocoding for localizing towns and country names

ByPeter van den Hamer

Standard text localization When you create apps for the Apple ecosystem, you may need to support multiple languages. This is a key part of what is known as localization. It comes down to creating an English version of text strings – say the label of a “Submit” button -, and providing translations of “Submit” to…