日期类hashCode()方法 (Date Class hashCode() method) hashCode() method is available in java.util package. hashCode()方法在java.util包中可用。 hashCode() method is used to retrieve hash code of this Date object. hashCode()方法用于检索此Date对象的哈希码。 has…
java bitsetBitSet类的length()方法 (BitSet Class length() method) length() method is available in java.util package. length()方法在java.util包中可用。 length() method is used to return the length of this BitSet otherwise it returns 0 when this BitSet is &qu…
kotlin 扩展类的功能扩展功能 (Extension function) Kotlin provides the ability to add more functionality to the existing class without inheriting them. Kotlin可以在不继承现有类的情况下为其添加更多功能。 This is done via a special declaration called "Ext…
并行计算机架构并行处理 (Parallel Processing) Parallel processing is processing of the data concurrently. We process the data concurrently to fulfill the demands of the increasingly high performance so that to achieve better throughput instead of processing…
运维工程师常见软件故障软件故障 (Software Failure) A failure that shows up when the user recognizes that the software has come to bring to an end to deliver the anticipated result with respect to the specification input values. The user may need to identify…
ruby 类方法与实例方法Ruby Set相交? 方法 (Ruby Set intersect? Method) intersect?(Set) method is a method which is predefined in Rubys library. You may call this method as an exact opposite of Set.disjoint?() method. With the help of this metho…
as_hash rubyHash.keep_if方法 (Hash.keep_if Method) In this article, we will study about Hash.keep_if Method. The working of this method can be predicted with the help of its name but it is not as simple as it seems. Well, we will understand this method wit…