Java 8 introduced the Optional class to make handling of nulls less error-prone. For example, the following program to pick the lucky name has a null che……

By now, you should know your way around streams in your Java application. But, what about parallel streams? What are they? What has Donald Trump got……

This question is a follow-up to an earlier question: Adding up BigDecimals using StreamsThe question related to adding up BigDecimal s using Java 8 S……

It’s been four years since functional programming became feasible in Java. The means we have had four years to play with Java 8.And we've played... and pla……

1. Objective In our last Java Tutorial , we discussed final keywords in Java . Today, we will discuss Java Closure. Here, in this article, we will f……

Apache Commons Text 1.4 发布了，Commons Text 是一组用于处理在 Java 环境中使用的文本的实用的、可重用组件。 此次更新内容如下： Bug 修复：o TEXT-120: String……

Groovy 2.5.0 adds several methods to make working with Java 8 Streams more Groovy. First of all the methods toList and toSet are added to the Strea……

引言在文章的开头，先说下NPE问题， NPE问题就是，我们在开发中经常碰到的NullPointerException .假设我们有两个类，他们的UML类图如下图所示 在这种情况下，有……

Since Java 1.8, there is a new type of unchecked exception aiming to avoid explicit checking of IOException in code. This is java.io.UncheckedIOException and……

A tail-recursive function is just a function whose very the last action is a call to itself. Tail-Call Optimisation(TCO) lets us convert regular recursive c……

A common task with Java streams is to clean up the input data so later steps can work without thinking too hard. Likely the #1 most common cleanup step is t……

"One issue with anonymous classes is that if the implementation of your anonymous class is very simple, such as an interface that contains only one method, th……

Infinispan 9.3.0.CR1 现已发布 ，这也是首个可同时使用 Java 8 和 Java 10 的版本，也可使用 Java 11 的预发行版。值得注意的是，Infinispan 仍然只能在类路径模式下……

How to Compare List Objects in Java 7 vs. Java 8DZone's Guide to How to Compare List Objects in Java 7 vs. Java 8In this blast from the not-too-distant ……

架构库LiveData 数据变更观察者, 我觉得和DataBinding的Observable接口发生冲突 ​ViewModel 解耦数据脱离组件, 防止意外销毁 ​Lifecyle 分离生命周期 ​Room……

架构库LiveData 数据变更观察者, 我觉得和DataBinding的Observable接口发生冲突 ​ViewModel 解耦数据脱离组件, 防止意外销毁 ​Lifecyle 分离生命周期 ​Room……

架构库LiveData 数据变更观察者, 我觉得和DataBinding的Observable接口发生冲突 ​ViewModel 解耦数据脱离组件, 防止意外销毁 ​Lifecyle 分离生命周期 ​Room……

Groovy Additions to the Java 8 Date/Time APIDZone's Guide to Groovy Additions to the Java 8 Date/Time APIGroovy now has extension methods and overloaded……

Groovy Additions to the Java 8 Date/Time APIDZone's Guide to Groovy Additions to the Java 8 Date/Time APIGroovy now has extension methods and overloaded……

Groovy Additions to the Java 8 Date/Time APIDZone's Guide to Groovy Additions to the Java 8 Date/Time APIGroovy now has extension methods and overloaded……

前言 由于Java Date的各种问题，Java8推出了新的日期API，很受一拨人的追捧。 为什么我们需要新的Java日期/时间API？ 在开始研究Java 8日期/时间API之前，让我们先来看……

前言 由于Java Date的各种问题，Java8推出了新的日期API，很受一拨人的追捧。 为什么我们需要新的Java日期/时间API？ 在开始研究Java 8日期/时间API之前，让我们先来看……

Stream filter(Predicate predicate); filter通过指定一个Predicate类型的行为参数对流中的元素进行过滤，最终还是会返回一个流，因为它是中间操作。中间操作返回的结果……

Stream filter(Predicate predicate); filter通过指定一个Predicate类型的行为参数对流中的元素进行过滤，最终还是会返回一个流，因为它是中间操作。中间操作返回的结果……

ffi-overhead comparing the c ffi overhead on various programming languages Requirements:gcc tup zig nim java7 java8 go rust d luajit node dart wrenMy env……

ffi-overhead comparing the c ffi overhead on various programming languages Requirements:gcc tup zig nim java7 java8 go rust d luajit node dart wrenMy env……

ffi-overhead comparing the c ffi overhead on various programming languages Requirements:gcc tup zig nim java7 java8 go rust d luajit node dart wrenMy env……

The new Version 8 of theApache Wicketopen source Java framework embracesJava 8, including types. But use of lambda expressions, the marquee feature of Java ……

The new Version 8 of theApache Wicketopen source Java framework embracesJava 8, including types. But use of lambda expressions, the marquee feature of Java ……

The new Version 8 of theApache Wicketopen source Java framework embracesJava 8, including types. But use of lambda expressions, the marquee feature of Java ……