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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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boutiqueJava Development Tips: Reduce the Use of Magic Points
1. Preface When refactoring old code, I encountered similar writing:
public void attend(String value)...
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boutiqueFrom Java 9 to Java 17 to Java 11
Java 11 is another LTS version since Java 8 and is currently one of the most used LTS versions in the world. Today I...
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boutiqueJava 8 Time Api User Guide Collector's Edition
1. overview
Java 8 introduces new APIs for Date and Time to solve the problem of old java.util.Date and java.util.Ca...
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boutiqueUnder what circumstances cannot Java generics be used
1. Introduction Java 1.5 introduces generics to ensure type safety, prevent type conversion exceptions at run time, and allow classes to...
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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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boutiqueFutureTask 2 in Java
1. The first two chapters of the preface briefly analyze the Future interface and FutureTask. This article will introduce the use of FutureTask...
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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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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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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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boutiqueSharing tips for java enumeration
1. Introduction Java enumerations are very useful in development. Today, let's analyze a few tips and answer some students 'questions...
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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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boutiqueJava 9 to Java 17
Java 17 is one of the most important LTS releases of Java, but the direct transition from Java 8 to Java 17 is too long.
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boutiqueDetailed usage guide for the Java 8 Stream API
1. overview
An important feature introduced by Java 8 is undoubtedly the Stream API. Stream translates as "stream"...
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