[oracle@raca1 12.2.0]$ sqlplus / as sysdba SQL Production :: Copyright (c) , , Oracle. All rights reserved. Connected to: Oracle - 64bit Production SQL> set serveroutput on SQL, ) value FROM DATABASE_PROPERTIES WHERE PROPERTY_NAME LIKE 'DST_%' ORDER…

今日安装一区块链服务时报错:/lib64/libc.so.6: version `GLIBC_2.18' not found,检查后现有的glibc版本是2.17,然后参考https://www.jianshu.com/p/92c7a042d8ba升级即可 那幢步骤: cd /usr/local/src curl -O http://ftp.gnu.org/gnu/glibc/glibc-2.18.tar.gz tar xf  glibc-2.18.tar.gz cd glibc-2.18 mk…

i want to add nuget packages to my portable class library project , then i add a project.json to my portable class library project ,but vs 2017 build failed, error message is  following: Your project is not referencing the ".NETPortable,Version=v4.5,…

报错:Cannot create PoolableConnectionFactory (The server time zone value 'CST' is unrecognized or represents more than one time zone. You must configure either the server or JDBC driver (via the serverTimezone configuration property) to use a more spec…

androidStudio打开cocos3.17.2Lua项目时,出现了 Configuration on demand is not supported by the current version of the Android Gradle plugin since you are using Gradle version 4.6 or above. Suggestion: disable configuration on demand by setting org.gradle.confi…

报错信息: The server time zone value '?й???????' is unrecognized or represents more than one time zone. You must configure either the server or JDBC driver (via the serverTimezone configuration property) to use a more specifc time zone value if you want…

连接数据库时报错: The server time zone value '?й???????' is unrecognized or represents more than one time zone. You must configure either the server or JDBC driver (via the serverTimezone configuration property) to use a more specifc time zone value if you w…

Git安装方式有两种一种是yum安装一种是编译安装: 一.yum命令安装,此方法简单,会自动安装依赖的包,而且会从源里安装最新的版本,如果仓库不是最新的话安装的也不是最新Git. sudo yum install git 二.编译安装 1.安装使用yum安装需要用到的依赖包 yum install -y wget yum install gcc yum install gcc-c++ yum install -y zlib-devel yum install -y perl-ExtUtils-M…

setuptool 太老了,更新下: pip install --upgrade setuptools…

本打算在maven项目中配置mybatis试试看,想到mybatis如果不是在容器中运行,那么他的事务控制实际上可以使用的是jdbc的提交和回滚,这就要在pom.xml文件中配置mysql-connector-java了,找到一个网站https://mvnrepository.com/,里面可以索引maven中心仓库,搜索mysql-connector-java 我选择了6.0.6进行配置 这下就出问题了,运行了一个jdbc程序,就出现标题所提到的问题了,是因为数据库驱动版本太高了,数据库和系统…