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博客园 - zbjice

mybatis-plus saveBatch方法java.lang.NullPointerException MacOS打开应用后反复提示“XXX将对你的电脑造成伤害。你应该将它移到废纸篓”的解决办法 charles代理证书更新 oracle设置与数据源的 JDBC 连接 JDK升级问题记录 加载spring的xsd文件失败,导致发布失败 图片压缩优化 APP中https证书有效性验证引发安全问题(例Fiddler可抓https包) Fullgc引发redis超时异常 maven父子模块deploy 问题 lua post参数获取,参数截断 PhpStorm, XDebug, and DBGp Proxy Dia Diagram Mac OSX Yosemite Fix 闪退 xterm sql优化-隐形转换危害 mybatis 关联映射传递多参数方法 分页栏页码输入框校验 oracle中查询或插入特殊字符 使用a标签或form的submit做下载按钮,然后通过js调用其click事件去下载时经常出现的异常 eclipse、tomcat搭建时出现异常
cron表达式里日期和星期关系
zbjice · 2024-04-12 · via 博客园 - zbjice
cron表达式里“日期”和“星期”关系是and 、or、互斥的哪一种?官方定义为互斥,但不同定时库的支持规则可能稍有差异,具体使用需注意,如linux的crontab是或的关系 关于cronExpression网上可以…