1.0 geoip2核心识别库 安装geoip2 lib步骤: cd /usr/local/src .tar.gz wget https://github.com/maxmind/libmaxminddb/releases/download/1.4.2/libmaxminddb-1.4.2.tar.gz .tar.gz cd libmaxminddb- yum install gcc gcc-c++ make -y ./configure make make check sudo make in
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使用LINQ TO SQL类连接数据库. create database mydb go use mydb go CREATE TABLE [dbo].[ChinaStates] ( ) COLLATE Chinese_PRC_CI_AS NOT NULL, ) COLLATE Chinese_PRC_CI_AS NOT NULL, ) COLLATE Chinese_PRC_CI_AS NOT NULL, [Root] bit NOT NULL, [Zone] smallint NOT NUL