What is the translation of " NON-NULL " in Chinese?

• 非null
• 非空

Examples of using Non-null in English and their translations into Chinese

If must be non-null here.
必须不为null.

Any non-null object can be used as a key or as a value.
任何非null对象都可以用作键或值。

This type has exactly one non-null value.
此类型只有null一个值。

All non-null fields of a class must be initialized at construction time.
一个类的所有非空域（field）都需要在构造时初始化.

Let's continue with more examples of non-NULL code.
让我们继续讨论更多没有NULL的代码。

A Hashtable can take any non-null values as key and values.
任何非null对象都可以用作键或值。

A container object which may or may not contain a non-null value.
一个可能包含也可能不包含非null值的容器对象。

Duration always return a non-null valid Duration object.
总是返回非null的有效Duration对象。

A non-null instance contains a known value and Value returns that value.
非null实例包含一个已知值，可通过Value返回该值。

In here,'customer' is of non-null type'Customer'.
此处的'customer'变为非空类型'Customer'.

COALESCE can take several arguments and return the first non-NULL.
COALESCE()函数可以接收多个参数，并返回第一个非NULL的参数。

Count(expr) returns the number of non-null values returned by an expression.
COUNT(expr)返回由一个SELECT语句检索出来的行的非NULL值的数目。

More recent programming languages like Spec have introduced declarations for non-null references.
更新的程序设计语言比如Spec已经引入了非Null引用的声明。

If non-null is returned, it means the decode method has decoded a message successfully.
如果decode方法返回一个非空值，这意味着decode方法已经成功完成一条信息的解码。

We are actively iterating on a proposal that would bring some non-null checking to C.
我们还在非常积极地改进一份把非空检查带入C的提议。

Just as you must assume that a non-null pointer is valid, you must assume that a reference is valid.
就像你必须假定一个非空的指针是有效的一样，你必须假定一个引用也是有效的。

The judgment condition can be any expression, and any non-zero, or non-null(null) value is true.
判断条件可以是任何表达式，任何非零、或非空（null）的值均为true。

A non-null Optional<T> reference can be used as a replacement for a nullable T reference.
一个非空的Optional<T>引用可以用来代替一个可空的T类型的引用。

The type checker rejects code that tries to use null or a nullable type where a non-null type is expected.
类型检查器拒绝尝试在非空类型上使用null或可空类型的代码。

Returns the first non-NULL value in the list, or NULL if there are no non-NULL values.
返回值:为列表当中的第一个非NULL值;在没有非NULL值是返回NULL;

It should be noted that the delegate invocation is preceded by a check to ensure that the delegate is non-null.
请注意，在委托调用之前有一个检查，以确保该委托不是null。

However, the specification states,"All the non-Null shapes in a shapefile are required to be of the same shape type.".
但实际上规范中指出在同一shapefile之中所有非空的几何体都必须是同一类型。

Hence, the following SELECT query would fetch the number of rows where the description column contained a non-NULL value:.
因此，以下SELECT查询将获取description列包含非NULL值的行数：.

If the method returns non-null, there is at least one way to resolve the intent, and it is safe to fire off the intent.
如果方法返回值非空，那么至少有一个方法可以处理这个intent，所以创建这个intent是安全的。

If value is not specified, returns the current computed value of the specified style property for the first non-null element in the selection.
如果value没有给出，返回selection中第一个非空元素的name属性当前值。

If a value is present, apply the provided mapping function to it, and if the result is non-null, return an Optional describing the result.
如果存在值，则将传递的map函数应用于该值，如果结果为非null，则返回描述结果的Optionals.

In Kotlin, the type system distinguishes between references that can hold null(nullable references) and those that cannot(non-null references).
在Kotlin中，类型系统区分一个引用可以容纳null（可空引用）还是不能容纳（非空引用）。

In Kotlin, the type system distinguishes between references that can hold null(nullable references) and those that cannot(non-null references).
在Kotlin中，类型系统会区分可以保存null的引用（可为空的引用）和不可以保存null的引用（非空的引用）。