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Mybatis数据库连接报错：对实体 "characterEncoding" 的引用必须以 ';' 分隔符结尾一、问题描述Java代码  Exception in thread "main" org.mybatis.generator.exception.XMLParserException: XML Parser Error on line 17: 对实体 "characterEnc...

1.定义@interfacepackage com.jwt.jwt.inter;import javax.validation.Constraint;import javax.validation.Payload;import java.lang.annotation.Documented;import java.lang.annotation.Retention;import j...

<dependency> <groupId>org.apache.curator</groupId> <artifactId>curator-framework</artifactId> <version>2.11.0</version> ...

转https://blog.youkuaiyun.com/liyiming2017/article/details/83896169 [转自](https://blog.youkuaiyun.com/liyiming2017/article/details/83896169)目录：zookeeper介绍与核心概念 安装和使用 ZooKeeper分布式锁实现 Zo...

public static void seria(){ try { ObjectOutputStream oos = new ObjectOutputStream(new FileOutputStream(new File("person"))); Person person = new Person(); ...

List<Student> collect2 = list.stream() .sorted(Comparator.comparing(Student::getAge).reversed().thenComparing(Student::getScore)) .collect(Collectors.toList());

https://blog.youkuaiyun.com/sdksdk0/article/details/52190619

项目目录pom配置在主pom中添加 <profiles> <profile> <id>dev</id> <properties> <profiles.active>dev</profiles.activ...

spotbugs 代码检查 <plugin> <groupId>com.github.spotbugs</groupId> <artifactId>spotbugs-maven-plugin</artifactId> <vers...

读取文件代码如下： File file = new File("C:/Users/Administrator/Desktop/test1.json"); try { String content = FileUtils.readFileToString(file, "utf-8"); System...

@GetMapping("/order")public Callable order(){Callable callable = new Callable() {@Overridepublic UserTest call() throws Exception {logger.info(“副线程开始”);Thread.sleep(1000);UserTest usr = new Use...

获取（）内的字符串 Pattern pattern = Pattern.compile("(?&lt;=\\()(.+?)(?=\\))"); Matcher matcher = pattern.matcher(匹配的内容); while(matcher.find()){ 字符串= matcher.group(); }...

转:https://blog.youkuaiyun.com/u014740342/article/details/53057200          在前一段时间工作中接触到了HttpClient，之前都没听过，也就不知道怎么使用，是同事帮忙把相关的内容写出来，我才知道怎么使用能实现从网站中拿到想要的数据。      &nbs...