classification
boutiqueFuture interface in Java
1. Introduction Java 1.5 provides the java.util.concurrent.Future interface to handle asynchronous calls and concurrency...
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boutiqueInterpretation of the 2020 JVM Ecosystem Report
1. Foreword The 2020 JVM Ecosystem Report has been released. The report was produced by British software security service provider Snyk and Ora...
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boutiqueJava 14 New Features: JEP 359 Records(Preview)
1. Foreword Java 14 should be officially released this month (2020-03). There is a feature that the Java community has been calling for for a long time...
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boutiqueJava rapid development QR code generation service
1. Preface I don't know when it started, but our lives were suddenly filled with QR codes, even the chickens of the ladies on the street...
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boutiqueGet file path in java
1. Introduction In Java development, we often need to obtain the path of a file, such as reading configuration files, etc. Today we will...
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boutiqueFull analysis of Collectors in java8
1. The preface mentioned Collectors in an article about Collection removal elements yesterday. Believe a lot...
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boutiqueSeveral ways to remove elements from Java Collection
1. The preface operation set is something Java programmers repeat almost every day. Today let's study...
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boutiqueHow Java handles NPE issues gracefully
1. Foreword For Java developers, null is a troublesome type, and NPE can occur if you are not careful...
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boutiquePeek operation in Java 8 Stream Api
1. Preface I described the map operation in the Java 8 Stream API in the detailed usage guide of the Java 8 Stream API...
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boutiqueMap and flatMap operations in Java 8 Stream Api
1. preface
Java 8 provides a very easy-to-use Stream API that makes it easy to manipulate collections. Today we come...
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boutiqueSkip and limit operations in Java 8 Stream Api
1. preface
The skip () and limit () methods in the Java 8 Stream API have similar effects. They all...
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boutiqueDiscussion on Functional Programming
1. Foreword has become busy recently, and there is less and less time to write. I started trying in Java development these days...
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boutiqueSharing some practical skills for Java ServletRequest
1. preface
ServletRequest is a Servlet Api that we often come into contact with when working on Java Web. Sometimes I...
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boutiqueHow to determine whether a string is a number in java
preface
Numbers are often represented and conveyed in strings in some fields. So how do we determine a string...
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