Skill: Maven: 重新下载jar包

当Maven因jar包下载失败导致无法编译工程时,可通过删除本地仓库中对应的jar包及其.lastUpdated文件,重新运行maven命令,实现强制重新下载jar包,解决编译问题。

Maven 重新下载jar包

Problem

Maven默认会使用本地仓库来编译工程,而上次的jar包下载失败将导致不会继续从网上下载该jar包。

Solve

删除~/.m2/repository/对应目录或目录下的*.lastUpdated文件,然后再次运行maven命令,便会重新下载该jar包。


Reference

https://blog.youkuaiyun.com/xl890727/article/details/53942452

[root@master ~]# export LC_CTYPE=zh_CN.UTF-8 [root@master ~]# echo $LANG zh_CN.UTF-8 [root@master ~]# hbase shell SLF4J: Class path contains multiple SLF4J bindings. SLF4J: Found binding in [jar:file:/opt/servers/hadoop/share/hadoop/common/lib/slf4j-reload4j-1.7.36.jar!/org/slf4j/impl/StaticLoggerBinder.class] SLF4J: Found binding in [jar:file:/opt/servers/hbase/lib/client-facing-thirdparty/slf4j-log4j12-1.7.30.jar!/org/slf4j/impl/StaticLoggerBinder.class] SLF4J: See http://www.slf4j.org/codes.html#multiple_bindings for an explanation. SLF4J: Actual binding is of type [org.slf4j.impl.Reload4jLoggerFactory] HBase Shell Use "help" to get list of supported commands. Use "exit" to quit this interactive shell. For Reference, please visit: http://hbase.apache.org/2.0/book.html#shell Version 2.3.7, r8b2f5141e900c851a2b351fccd54b13bcac5e2ed, Tue Oct 12 16:38:55 UTC 2021 Took 0.0014 seconds hbase(main):001:0> get 'employee_tw', 'emp2' COLUMN CELL personal_info:age timestamp=2025-06-06T11:04:23.614, value=28 personal_info:gender timestamp=2025-06-06T11:04:23.645, value=\xE5\xA5\xB3 personal_info:name timestamp=2025-06-06T11:04:23.591, value=\xE6\x9D\x8E\xE5\x9B\x9B skill_set:level1 timestamp=2025-06-06T11:04:23.852, value=\xE4\xB8\xAD\xE7\xBA\xA7 skill_set:skill1 timestamp=2025-06-06T11:04:23.806, value=PythonShop work_experience:company timestamp=2025-06-06T11:04:23.704, value=\xE5\x85\xAC\xE5\x8F\xB8B work_experience:duration timestamp=2025-06-06T11:04:23.754, value=3\xE5\xB9\xB4 work_experience:position timestamp=2025-06-06T11:04:23.731, value=\xE8\xAE\xBE\xE8\xAE\xA1\xE5\xB8\x88 1 row(s) Took 0.5006 seconds hbase(main):002:0>
06-08
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