<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[room_bb的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/room_bb</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; room_bb]]></copyright><item><title><![CDATA[erlang日志系统]]></title><link>https://blog.youkuaiyun.com/room_bb/article/details/94018929</link><guid>https://blog.youkuaiyun.com/room_bb/article/details/94018929</guid><author>room_bb</author><pubDate>Fri, 28 Jun 2019 17:46:01 +0800</pubDate><description><![CDATA[本文章目的是解决产品化环境下，将日志输出到日志文件而不在erlang shell终端中显示，方便在shell中执行调试函数！

1、sasl

 sasl提供错误日志，系统过载保护等，它有定义了下面三个日志处理器

  sasl_report_tty_h : 将日志输出到控制台

  sasl_report_file_h :将日志输出到单个文件

  error_logge...]]></description><category></category></item><item><title><![CDATA[mysql批量删除数据表]]></title><link>https://blog.youkuaiyun.com/room_bb/article/details/91453037</link><guid>https://blog.youkuaiyun.com/room_bb/article/details/91453037</guid><author>room_bb</author><pubDate>Tue, 11 Jun 2019 18:12:49 +0800</pubDate><description><![CDATA[删除要求：

删除数据库test中以'test_'开头的表,并排除test_a,test_b,test_c


SELECT CONCAT('DROP TABLE ',TABLE_NAME,';') FROM information_schema.TABLES WHERE TABLE_SCHEMA='test' and TABLE_NAME like 'test_%' and TABLE_NA...]]></description><category></category></item><item><title><![CDATA[trap_exit与terminate]]></title><link>https://blog.youkuaiyun.com/room_bb/article/details/82708424</link><guid>https://blog.youkuaiyun.com/room_bb/article/details/82708424</guid><author>room_bb</author><pubDate>Fri, 14 Sep 2018 21:47:34 +0800</pubDate><description><![CDATA[今天写代码的发现，关闭app的时候，监控树下的某个进程terminate函数没执行，所以有以下备忘记录

1 erlang:process_flag(trap_exit,true).


When trap_exit is set to true, exit signals arriving to a process are converted to {'EXIT', From, Reason} ...]]></description><category></category></item></channel></rss>