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If you want to convert a timestamp from one timezone to another, use withZoneSameInstant(). withZoneSameLocal() will change the zone but keep all the 阅读全文
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AsyncResult 阅读全文
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ibatis基本操作 import java.util.List; import org.apache.ibatis.annotations.Delete; import org.apache.ibatis.annotations.Insert; import org.apache.ibatis.a 阅读全文
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登录某个container docker exec -it contain-name bash 查看某个container的相关log docker logs nginx docker ps 相关例子 docker ps --no-trunc docker ps –format=json docke 阅读全文
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查看某个表的结构 如下例为查看表VM的数据结构 select TABLE_SCHEMA, TABLE_NAME, COLUMN_NAME, IS_NULLABLE, DATA_TYPE, COLUMN_TYPE, COLUMN_KEY from information_schema.columns 阅读全文
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OneToOne, OneToMany, ManyToOne 可配置属性 CascadeType.cascade=ALL is equivalent to cascade={PERSIST, MERGE, REMOVE, REFRESH, DETACH}. orphanRemoval Whether 阅读全文
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参考 https://www.geeksforgeeks.org/java-debugger-jdb/ https://docs.oracle.com/en/java/javase/17/docs/specs/man/jdb.html Java Debugger (JDB) is a command 阅读全文
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参考 https://learn.microsoft.com/en-us/windows/wsl/basic-commands#install https://learn.microsoft.com/en-us/windows/wsl/install List available Linux dis 阅读全文
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实时检测linux cpu运行频率 watch -n 1 "grep \"^[c]pu MHz\" /proc/cpuinfo" 利用export设置环境变量 export http_proxy='http://127.0.0.1:7890' 利用unset取消环境变量 unset HTTP_PRO 阅读全文
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https://standards.iso.org/ittf/PubliclyAvailableStandards/ 阅读全文
