is scala case class serializable?
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case class automatically extends two traits, namely Product and Serializable . ... Serializable trait is extended so that case class can be treated as a pure data - i.e capable of being serialized. Unlike case class Dog and Cat , your trait Animal does not extend Product or Serializable .
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3 Answers. CMake variables are case sensitive. ... Still regarding case sensitivity, take also a look to the boolean variable section.
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SQL Server is, by default case insensitive; however, it is possible to create a case sensitive SQL Server database and even to make specific table columns case sensitive. The way to determine a database or database object is by checking its “COLLATION” property and look for “CI” or “CS” in the result.
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test case. A test case is the individual unit of testing. It checks for a specific response to a particular set of inputs. unittest provides a base class, TestCase , which may be used to create new test cases.
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Serializable Objects. To serialize an object means to convert its state to a byte stream so that the byte stream can be reverted back into a copy of the object. A Java object is serializable if its class or any of its superclasses implements either the java. io.
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By default, all comparison operators are case-insensitive. To make a comparison operator case-sensitive, precede the operator name with a c . ... For example, the explicitly case-insensitive version of -eq is -ieq . When the input to an operator is a scalar value, comparison operators return a Boolean value.
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"If an entity instance is to be passed by value as a detached object (e.g., through a remote interface), the entity class must implement the Serializable interface." when we make any POJO class serialize then whenever we try convert it to make any kind of database understand it changes itself to stream of bits.
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ViewData and TempData require typecasting and null checking whereas ViewBag doesn't need such checking.
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A Java Future works in a synchronous blocking way. It does not work in an asynchronous non-blocking way, whereas a Scala Future works in an asynchronous non-blocking way.
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Python is a case-sensitive language. This means, Variable and variable are not the same. Always give the identifiers a name that makes sense.
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Short answer: No, value types are not immutable by definition. Both structs and classes can be either mutable or immutable. ... The most basic types (numbers, strings, and null) are inherently immutable because there is nothing (field/property) to change about them.
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casefold() vs lower() Casefolding is similar to lowercasing but more aggressive because it is intended to remove all case distinctions in a string. For example, the German lowercase letter 'ß' is equivalent to 'ss'. Since it is already lowercase, lower() would do nothing to 'ß', but casefold() converts it to 'ss'.
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3 Answers. LDAP DNs and all attributes are case-insensitive by default. ... During a bind, the DN should not be case sensitive regardless of the make up of the attributes within the DN. Distinguished names in Active Directory are not case sensitive.
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According to the API's documentation, condition field is defined as case-insensitive. But in practice, it is actually case sensitive.
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8 Answers. It is not the operator that is case sensitive, it is the column itself. When a SQL Server installation is performed a default collation is chosen to the instance. ... A collation like sql_latin1_general_cp1_ci_as dictates how the content of the column should be treated.
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['1) Call equals() and equalsIgnoreCase() method on known String literal rather unknown object.', '2) Prefer valueOf() over toString() where both return same result.', '5) Use of annotation @NotNull and @Nullable.']
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2 Answers. Yes. Everything in XML is case sensitive.