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How to clone a case class instance and change just one field in Scala?
...sing lens in Shapeless library:
import shapeless.lens
case class Persona(serviceName : String,
serviceId : String,
sentMessages : Set[String])
// define the lens
val messageLens = lens[Persona] >> 'sentMessages
val existingPersona = Persona("store"...
MySQL SELECT WHERE datetime matches day (and not necessarily time)
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Is there a recommended format for multi-line imports?
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Accidentally committed .idea directory files into git
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Should I be concerned about excess, non-running, Docker containers?
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Why can't I center with margin: 0 auto?
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How do I calculate the normal vector of a line segment?
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How to set username and password for SmtpClient object in .NET?
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In JavaScript, is returning out of a switch statement considered a better practice than using break?
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Are there any standard exit status codes in Linux?
...T 68 /* host name unknown */
#define EX_UNAVAILABLE 69 /* service unavailable */
#define EX_SOFTWARE 70 /* internal software error */
#define EX_OSERR 71 /* system error (e.g., can't fork) */
#define EX_OSFILE 72 /* critical OS file missing */
#define...