Androidhttps自定义ssl证书使用1，服务端配置单向认证，给出server.crt2,通过命令生成bks文件keytoolimportaliascert123fileserver.crtkeystorecert123.bksstoretypeBKSproviderClassorg.bouncycast

接口1:phpS127.0.0.1:8080t/home/eechen/www接口2:phpS127.0.0.2:8080t/home/eechen/www/home/eechen/www/index.php:<?phpheader('ContentType:application/json;

HashMap分析：其主要特性：(keyvalue)存储，keyvalue可为NULL,非线程安全。其主要属性：//默认容量微16staticfinalintDEFAULT_INITIAL_CAPACITY1<<4;//最大容量2^30static

!(http://static.oschina.net/uploads/img/201402/18090421_ozGE.gif)!(http://static.oschina.net/uploads/img/201402/18090421_LPys.gif)查看源码1!/usr/bin/envpython2

1、检查安装依赖程序yuminstallgcccyuminstallytclyuminstallwget2、获取安装文件wgethttp://download.redis.io/releases/redis4.0.6.tar.gz我用的版本是：　　redis4.0.6.ta

1计算指定日期本周的第一天和最后一天2select3day4,dayofweek(day)asdw15,date_add(

/系统特色：（大牛勿笑）　　颜色提示　　文字提示　　功能/1include<stdio.h2include<stdlib.h3include<math.h4include<string.h5

!(https://oscimg.oschina.net/oscnet/up3b137e2e6620f7a63f11a96485b1fb3b.png)最后更新时间:2020082623:00

1.altersystemswitchlogfile;\shutdownabort;2.然后shutdownimmediate;1.看看现在用了多少归档日志了（按百分比）： sqlplussys/密码@实例名assysdbasqlplussys/密码assysdbaselect\from

开启认证：在配置文件里新增一行authtrue创建用户：1.创建语法：createUser2.{user:"<name",pwd:"<cleartextpassword",customData:{<anyinformation},roles:\{role:"<role",db:"<database"}\