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Nginx Use C1. Rule P1. The end symbol '/' location no many rules proxy_pass special: config: listen 9000; serrver_name testServer; location /test{ pro 阅读全文
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C1.overview p1.concept problems People can use reflect mechanism to create other instance to violate singleton. The safety of thread Instruction reord 阅读全文
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C1 Mysql常用命令合集 P1.设置方面命令 连接 mysql -u root -p 授权指定ip访问 GRANT ALL PRIVILEGES ON *.* to 'root' @'172.17.0.3' IDENTIFIED BY 'xxxxxxxx' WITH GRANT OPTION; 阅读全文
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一.问题 注入过后不调用方法获取不到对应的value值 二.演示 @Component @RefreshScope public class Val { @Value("${schedule.detectAlarmCron}") public String detectAlarmCron; } 获取 阅读全文