异常: 警告: com.mchange.v2.resourcepool.BasicResourcePool$AcquireTask@20ffa401 -- Acquisition Attempt Failed!!! Clearing pending acquires. While trying to acquire a needed new resource, we failed to succeed more than the maximum number of allowed acquisi…

openresty 错误日志报错内容: // :: [error] #: * upstream timed : A connection attempt failed because the connected party did not properly respond after a period of time, or established connection failed because connected host has failed to respond) while conn…

Markdown版本笔记 我的GitHub首页 我的博客 我的微信 我的邮箱 MyAndroidBlogs baiqiantao baiqiantao bqt20094 baiqiantao@sina.com gradlew 命令行 build 调试 构建错误 Manifest merger failed MD 目录 目录解决 Manifest merger failed 问题使用 gradlew 命令调试构建过程gradlew 命令可配置的参数获取所有 task获取 task 执行过程的详细信…

Could not get JDBC Connection; nested exception is java.sql.SQLException: Connections could not be acquired from the underlying database! 遇到上面错误当然是先找到数据库的配置文件了,如果你使用的是mysql新版本他的driver修改了新的 要改成 jdbc.driver=com.mysql.cj.jdbc.Driver 最后再检查一遍用户名和密码以及url 就…

转自:http://blog.csdn.net/tingyuanss/article/details/43763899 用pgadmin3 新建服务器出现错误 Peer authentication failed for user "postgres" 在stackoverflow上找到答案,出现此错误的原因是: Peer authentication 是默认的配置,如果你的计算机用户名和你的postgres数据库名是一样的话,那么就不会出现此错误,不需要为你的数据库设置密码. 还有一…

用pgadmin3 新建服务器出现错误 Peer authentication failed for user "postgres" 在stackoverflow上找到答案,出现此错误的原因是: Peer authentication 是默认的配置,如果你的计算机用户名和你的postgres数据库名是一样的话,那么就不会出现此错误,不需要为你的数据库设置密码. 还有一种md5 authentication,它需要密码. 而我的计算机用户名和我的数据库名不一致,所以需要把Peer aut…

在将VScode升级至 1.13后让升级gocode,在升级时报出如下错误 D:\go_work\src>go get -u -v github.com/mdempsky/gocode github.com/mdempsky/gocode (download) Fetching https://golang.org/x/tools/go/gcexportdata?go-get=1 https fetch failed: Get https://golang.org/x/tools/go/gcex…

安装插件是出现 如下错误提示, https fetch failed: Get https://golang.org/x/tools/cmd/gorename?go-get=1: dial tcp 216.239.37.1:443: connectex: A connection attempt failed because the connected party did not properly respond after a period of time, or established co…

一.下载mysql jar包 下载mysql jar包 http://dev.mysql.com/downloads/connector/j/ 网盘下载地址:mysql-connector-java-commercial-5.1.25-bin.jar 查看jar包支持的mysql版本:http://dev.mysql.com/doc/connector-j/en/connector-j-versions.html 查看mysql数据库版本:SELECT VERSION(); 注:如果下载的jar…

更换Apache扑向Nginx,刚搭建完WNMP,nginx能访问php页面 但是访问现有开发项目报错 [error] 4112#3724: *9 upstream timed out (10060: A connection attempt failed because the connected party did not properly respond after a period of time, or established connection failed because con…