Yahoo Malaysia Web Search

Sign In

Search results

  1. Dictionary
    downcast
    /ˈdaʊnkɑːst/

    adjective

    • 1. (of a person's eyes) looking downwards: "her modestly downcast eyes"
    • 2. (of a person) feeling despondent: "you mustn't be downcast"

    noun

    • 1. a shaft dug in a mine for extra ventilation.

    Powered by Oxford Dictionaries

    More definitions, origin and scrabble points

  2. stackoverflow.com › questions › 50438920What does it mean to "downcast" a numeric type in pandas?

    28 Jun 2024 · I'm seeing "downcast" used with regard to the altering of a pandas.DataFrame column-type, from float64 → float32 in this article. Now, I think I get the "down" part since 64 > 64/2, but I still don't think I get it completely. What does "downcast" mean, specifically?

  3. www.baeldung.com › java-upcasting-vs-downcastingUpcasting Vs. Downcasting in Java | Baeldung

    14 Jun 2024 · Casting is the process of converting a reference of one class type into another class type. Specifically, there are two main types of casting in Java: upcasting and downcasting. To illustrate these concepts, suppose we have a class hierarchy where Dog is a subclass of Animal.

  4. intellipaat.com › blog › tutorialDowncasting in Java - Examples and Explanations - Intellipaat

    1 hari yang lalu · Downcasting in Java is the process of converting an object of a subclass to an object of its parent class. This can be done by using the downcast keyword. Learn More!

  5. www.linkedin.com › pulse › downcasting-rust-md-mahadia-hossain-khhjcDowncasting in Rust - LinkedIn

    19 Jun 2024 · Downcasting is the process of converting a reference of a base type (trait) to a reference of a derived type (concrete struct). This is particularly useful when you have a...

  6. www.scientecheasy.com › 2020 › 07Upcasting and Downcasting in Java with Example - Scientech Easy

    30 Jun 2024 · Downcasting (Narrowing) in Java. When subclass reference refers to superclass object, it is called downcasting in Java. In other words, when the subclass type is converted into superclass type, this type of conversion is called downcasting. It is also called narrowing in Java.

  7. www.linkedin.com › pulse › upcasting-downcasting-java-vincent-vauban-9oxwcUpcasting and downcasting in Java - LinkedIn

    21 Jun 2024 · Downcasting is used when you need to access methods or properties that are specific to a subclass and not available in the superclass. Even though you can assign an upcasted value to a superclass...

  8. www.baeldung.com › java-polymorphismPolymorphism in Java | Baeldung

    11 Jun 2024 · Overview. All Object-Oriented Programming (OOP) languages are required to exhibit four basic characteristics: abstraction, encapsulation, inheritance, and polymorphism. In this article, we cover two core types of polymorphism: static or compile-time polymorphism and dynamic or runtime polymorphism.