很多开发人员都会遇见”MySQL: ERROR 1040: Too many connections”的异常情况,造成这种情况的一种原因是访问量过高,MySQL服务器抗不住,这个时候就要考虑增加从服务器分散读压力:另一种原因就是MySQL配置文件中max_connections值过小. 首先,我们来查看mysql的最大连接数: mysql> show variables like '%max_connections%'; +-----------------+-------+ | Variabl
研究下wifi参数的含义 #The word of "Default" must not be removed Default CountryRegion= CountryRegionABand= CountryCode= SSID=Dennis2860AP NetworkType=Infra WirelessMode= Channel= BeaconPeriod= TxPower= BGProtection= TxPreamble= RTSThreshold= FragThresho
直接阅读源代码吧: 在flask的app.py里,查看run函数的定义 def run(self, host=None, port=None, debug=None, **options): """Runs the application on a local development server. If the :attr:`debug` flag is set the server will automatically reload for code changes an