#ROR

使用CodeMirror插件遇到的问题

CodeMirror的正常使用://首先通过<script>标签引入相应的js,这个就不必说了varmyCodeMirror=CodeMirror.fromTextArea(myTextArea,{key:"value"});//就这么简单 问题一、CodeMirror在Bootstrap模态框下...

重置密码解决MySQL for Linux错误 ERROR 1045 (28000): Access denied for user 'root'@'localhost' (using password: YES)

一般这个错误是由密码错误引起,解决的办法自然就是重置密码。假设我们使用的是root账户。1.重置密码的第一步就是跳过MySQL的密码认证过程,方法如下:#vim/etc/my.cnf(注:windows下修改的是my.ini)在文档内搜索mysqld定位到[mysqld]文本段:/mysqld(在vim编辑状态下直接输...

mysql启动时报错:Starting MySQL... ERROR! The server quit without updating PID file (/opt/mysql/data/mysql.pid) 的解决方法

1、可能是/opt/mysql/data/数据目录mysql用户没有权限(修改数据目录的权限)  解决方法:给予权限,执行 "chown-Rmysql.mysql/opt/mysql/data"  然后重新启动mysqld 2、可能进程里已经存在mysql进程...

php报错syntax error, unexpected T_GOTO, expecting T_STRING,报错文件与行数指向以下代码,是什么原因?

本机php版本是5.3.8,Apache/2.2.21publicfunctiongoto($url,$msg=NULL){if($msg){$this->jsAlert($msg);}$this->js('document.location="'.$url.'";');$this->output(t...

Django1.6 运行manage.py 报错解决办法(ImportError)

django项目中运行manage.pypythonmanage.pyrunserver出现如下错误提示:Traceback(mostrecentcalllast):File"manage.py",line2,in<module>fromdjango.core.managementimportexecute...

TypeError: cannot use a string pattern on a bytes-like object的解决办法

#!/usr/python3importreimporturllib.requestdefgethtml(url):page=urllib.request.urlopen(url)html=page.read()returnhtmldefgetimg(html):reg=r'src="(.*?.jpg)"'img=re...

Error response from daemon: error creating overlay mount to /var/lib/docker/overlay2

环境:centos7.1dockerrun-t-icentos/bin/bash运行上面的命令开启容器时报错:/usr/bin/docker-current:Errorresponsefromdaemon:errorcreatingoverlaymountto/var/lib/docker/overlay2/8c4e9...

apache2.2版本 configuration error: couldn't perform authentication. AuthType not set!: /

configurationerror: couldn'tperformauthentication.AuthTypenotset!:/ 500服务器错误解决方案:<Directory/>Requireallgranted</Directory>属于2.4.*版本将&ldquo...

Compilation failed: internal java compiler error

在Idea中编译时出现这个错误:Error:java:Compilationfailed:internaljavacompilererror。Information:Usingjavac1.7.0_79tocompilejavasourcesInformation:java:javacTask:源发行版1.6需要目标发...

pickle导入变量AttributeError的解决方案

问题描述:AttributeError:'module'objecthasnoattribute‘attr1’  解决方案:#找到报错的文件a.pyfromaimportattr1  ...

urllib 报错 IOError: [Errno socket error] TLS/SSL connection has been closed (EOF) (_ssl.c:590)

解决方案:My evil workaround(don'tdothisinproduction!):importurllib2#也可以是urllibimportsslctx=ssl.create_default_context()ctx.check_hostname=Falsectx.verify_...

sqlite3, IntegrityError: UNIQUE constraint failed when inserting a value

sqlite报错:sqlite3.IntegrityError:UNIQUEconstraintfailed:IMAGESTATUE.ID 解决方案:ChangeINSERTtoINSERTORIGNORE  ...

Python报错:ImportError: No module named src.data_layer

ImportError:Nomodulenamedsrc.data_layer解决方案:exportPYTHONPATH=path/to/modules  ...

opencv error: undefined reference to `png_set_expand_gray_1_2_4_to_8@PNG16_0'

问题1:/usr/bin/ld:warning:libpng16.so.16,neededby/home/andrei/anaconda/lib/libopencv_highgui.so,notfound(tryusing-rpathor-rpath-link)/home/andrei/anaconda/lib/lib...

CUDA_ERROR_OUT_OF_MEMORY

Etensorflow/stream_executor/cuda/cuda_driver.cc:1002]failedtoallocate198.83M(208486400bytes)fromdevice:CUDA_ERROR_OUT_OF_MEMORYIncaseit'sstillrelevantforsomeone...
代码星球 ·2020-12-17
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