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java图形验证码工具类

RandomValidateCodeUtil类public class RandomValidateCodeUtil { public stati...

  • Szx
  • September 20, 2019
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    • IntelliJ IDEA2019-2020激活码免费分享 IDEA最新免费激活方法

    IntelliJ IDEA2019-2020激活码免费分享 IDEA最新激活码,可以免费使用到2020下半年6ZUMD7WWWU-eyJsaWNlbnNl...

  • Szx
  • September 15, 2019
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    • IntelliJ IDEA 2019更换帐号 激活码教程

    1.进入Help->Register2这里使用帐号密码登录3.使用激活码方式

  • Szx
  • September 15, 2019
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    • Linux Centos7下keepAlived常用命令

    启动keepAlivedservice keepalived start 停止keepAlivedservice keepalived stop

  • Szx
  • September 12, 2019
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    • Linux Centos7设置keepAlived开机启动服务

    将keepalived安装成Linux系统服务，因为没有使用keepalived的默认安装路径（默认路径：/usr/local）,安装完成之后，需要做一些...

  • Szx
  • September 12, 2019
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    • Linux Centos7启动keepAlived失败解决方法

    执行keepAlived命令service keepalived start 报错如下:Starting keepalived (via systemct...

  • Szx
  • September 12, 2019
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    • 执行./configure --prefix=/usr/local/keepalived时报错:configure: error: Popt libraries is required

    出现此错误的原因：未安装popt的开发包解决方法：yum install popt-devel 安装好popt的开发包。重新./configure 即可。

  • Szx
  • September 12, 2019
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