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  • DATE_FORMAT

    date_format Description Syntax example keywords date_format Description Syntax VARCHAR DATE_FORMAT (DATETIME DATE, VARCHAR Format) Convert the date type to a string acco...
  • COMMAND

    COMMAND Syntax Name Arity Flags First key Last key Step Return Examples COMMAND Syntax COMMAND Time complexity: O(N) where N is the total number of Dragonfly comma...
  • Advanced Iterator Functionality

    Advanced Iterator Functionality Passing Arguments to Iterators Throwing Errors in Iterators Generator Return Statements Delegating Generators Advanced Iterator Functionalit...
  • 5.3.10 生产操作符

    1168 2019-03-06 《Kotlin极简教程》
    5.3.10 生产操作符 zip(other: Iterable<R>): List<Pair<T, R>> 5.3.10 生产操作符 zip(other: Iterable<R>): List<Pair<T, R>> 两个集合按照下标配对,组合成的每个Pair作为新的List集合中的元素,并返回。 如果两个集合长度不一样,取短的长度。 ...
  • Scalar Functions

    Trigonometric Functions Arithmetic Functions Predicate Functions String Functions Null Functions Time and Date Functions Time Format Array Functions Scalar functions opera...
  • celery.utils.functional

    celery.utils.functional celery.utils.functional celery.utils.functional celery.utils.functional celery.utils.functional Utilities for functions. class celery.utils.func...
  • Calculation types

    Reference: Calculation types Reference: Calculation types The following table contains a list of calculations you can perform in Grafana. You can find these calculations in the ...
  • Queued spinlocks

    Synchronization primitives in the Linux kernel. Part 2. Queued Spinlocks Introduction to queued spinlocks API of queued spinlocks Conclusion Links Synchronization primitiv...
  • merge

    merge 签名: merge(input: Observable): Observable 将多个 observables 转换成单个 observable 。 示例 示例 1: 使用静态方法合并多个 observables 示例 2: 使用实例方法合并2个 observables 其他资源 merge 签名: merge(inp...
  • tokio::select!

    787 2020-12-25 《Tokio v1.0 Tutorial》
    tokio::select! Cancellation The Future implementation tokio::select! The tokio::select! macro allows waiting on multiple async computations and returns when a single com...