递归查询出树形结构 public class TreeNodeDTO { private String id; private String parentId; private String name; private List children = new ArrayList(); public void add(TreeNodeDTO node) { if ("0".equals(node.parentId)) { this.children.add(node); } else if (node.parentI…
具体实现: /** * 字符串转换16进制进制 * @returns {string} * @param str */ strToHexadecimal(str) { let val = ''; for (let i = 0; i < str.length; i++) { if (val === '') val = str.charCodeAt(i).toString(16); else val += str.charCodeAt(i).toString(16); } …
apk编译过程 ## 需要的工具 - jadx(Dex到Java反编译器) [github地址](https://github.com/skylot/jadx/) - jd-ui(查看jar包内容) [下载地址](http://java-decompiler.github.io/) - apktool (解包、打包) [https://ibotpeaches.github.io/Apktool/install/](https://ibotpeaches.github.io/Apktool/install/) - a…
final Base64.Decoder decoder = Base64.getDecoder(); final Base64.Encoder encoder = Base64.getEncoder(); final String text = "字串文字"; final byte[] textByte = text.getBytes("UTF-8"); //编码 final String encodedText = encoder.encodeToString(textB…
需要的依赖 <dependency> <groupId>mysql</groupId> <artifactId>mysql-connector-java</artifactId> <version>8.0.29</version> </dependency> <!--druid 数据库链接--> <dependency> <groupId>com.alibaba</groupId…
创建java.sh #!/bin/bash # 配置部分 APP_NAME="ai问答" # 应用名称 JAR_FILE="jnpf-admin-3.4.7-RELEASE.jar" # Java应用的JAR文件 LOG_FILE="myapp.log" # 应用的日志文件 BACKUP_DIR="backup" # 备份目录 PID_FILE="myapp.pid" # PID文件，用于记录Java进程ID ENV…
