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示例代码 public static void main(String[] args) { //标识最外层要跳出的位置 outer: for (int i = 0; i < 10; i++) { for (int j = 0; j < 10; j++) { System.out.println(j) 阅读全文
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获取所有表名信息 select t.owner table_dbname,t.table_name, t.num_rows table_rows, s.bytes table_size from all_tables t left join dba_segments s on s.segment_n 阅读全文
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private static final String NETMASK = "(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)"; private static final Pattern IP_PATTERN = Pattern.compile("^(?:" + N 阅读全文
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IDEA启动SpringBoot项目报错 Error running 'XXXApplication' Error running XXXXApplication. Command line is too long. Shorten the command line via JAR manifest 阅读全文
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failed to solve with frontend dockerfile.v0: failed to create LLB definition: unexpected status code [manifests 7]: 403 Forbidden 修改配置 改为false 阅读全文
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public static ThreadPoolExecutor executor=new ThreadPoolExecutor(5,5,5L, TimeUnit.SECONDS,new LinkedBlockingQueue<>(1000),new ThreadPoolExecutor.Calle 阅读全文
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随便打开项目一个路径 然后右上角会提示 点击信任即可 阅读全文
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Caused by: java.lang.NoSuchFieldError: REFLECTION at com.sun.xml.bind.v2.model.impl.RuntimeModelBuilder.<init>(RuntimeModelBuilder.java:93) at com.sun 阅读全文
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public static String convert(SearchRequest request){ JacksonJsonpMapper mapper=new JacksonJsonpMapper(); ByteArrayOutputStream baos = new ByteArrayOut 阅读全文
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设置密码 重置密码报错： ERROR: Failed to reset password for the [elastic] user 修改配置文件 /config/elasticsearch.yml 修改或添加 network.host: 0.0.0.0 上面这个配置表示允许其他机器访问 disc 阅读全文
