第一次登录mysql,使用任何命令都报错ERROR 1820 (HY000): You must reset your password using ALTER USER statement before executing this statement.

 问题:使用临时密码登录成功后,使用任何myql命令,例如show databases;都提示下面的报错ERROR 1820 (HY000): You must reset your password using ALTER USER statement before executing
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nfs missing codepage or helper program, or other error

 [root@xxxxx ~]# /bin/mount -t nfs -o nosuid,noexec,nodev,noatime,intr,rsize=32768,wsize=32768 xxx.xxx.xxx.xxx:/data2/files/guoer/img /data1/file
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adb shell报错:error: insufficient permissions for device的解决办法

 执行 adb shell 时,报错如下;error: insufficient permissions for device 解决办法1,终端执行 lsusb 结果如下,注意绿色行中的 05c6 和 0901Bus 002 Device 002:
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yum 报错 Error: rpmdb open failed

 # yum listrpmdb: unable to join the environmenterror: db3 error(11) from dbenv->open: Resource temporarily unavailableerror: cannot open Pack
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[Ramda] Handle Errors in Ramda Pipelines with tryCatch

Handling your logic with composable functions makes your code declarative, leading to code that's easy to read and easy to test. Breaking that up to w
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解决 docker: Error response from daemon: ... : net/http: TLS handshake timeout.

参考:解决 Docker pull 出现的net/http: TLS handshake timeout 的一个办法问题:执行$ sudo docker run hello-world时出现:Unable to find image 'hello-world:latest' loca
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bootstrap下拉框的例子,提示Error: Bootstrap's JavaScript requires jQuery

bootstrap很多js依赖jquery,所以需要引入jquery 遇到的问题:页面访问提示:Error: Bootstrap's JavaScript requires jQuery 解决方法:在引入bootstrap的js文件之前,先引入jquery.js 导入顺
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Python学习札记(二十二) 函数式编程3 filter & SyntaxError: unexpected EOF while parsing

参考:filterProblemSyntaxError: unexpected EOF while parsing遇到该语法错误,一般是由于 括号不匹配 问题。Note1.filter 用于过滤list,关键在于正确实现一个“筛选”函数。eg.过滤得到偶数:#!/usr/bin/env python
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mysql 报ERROR:Deadlock found when trying to get lock; try restarting transaction

今天在补以前数据的时候程序突然报如下错误:[2017-02-10 13:12:06.678] [INFO] mysqlLog - update tbl_playerdata_error: { [Error: ER_LOCK_DEADLOCK: Deadlock found when trying t
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Solve Error : Undefined function or variable ‘setInitialWorkingFolder’. Error in matlabrc (line 197)

 When compile program using Visual Studio 2015, Matlab 2016b, and OpenCV 3.1.0, one might get the error as follow:Undefined function or variable
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