今天鼓捣一下CPAN,安装时出错: root@ubuntu:~# cpan install DBI CPAN.pm requires configuration, but most of it can be done automatically.If you answer 'no' below, you will enter an interactive dialog for eachconfiguration option instead. Would you like to configur…

json.loads(s) returns error message like this: ValueError: Invalid control character at: line 1 column 33 (char 33) According to http://docs.python.org/2/library/json.html "If strict is False (True is the default), then control characters will be all…

编译报错:Invalid escape sequence at line 1 column 29 path $[0].name 解决:grade.properties 文件下 org.gradle.jvmargs=-Xmx1536m 替换 : org.gradle.jvmargs=-Xmx4608m -Dfile.encoding=UTF-8…

运行环境 Windows 2012 R2 1. Windows需要打开WinRM服务,Server系统默认打开,默认端口5985 # WinRM服务查看 PS C:\Users\Administrator> winrm enumerate winrm/config/listener Listener Address = * Transport = HTTP Port = 5985 Hostname Enabled = true URLPrefix = wsman CertificateThumb…

class ExtendsNode(Node): must_be_first = True context_key = 'extends_context' def __init__(self, nodelist, parent_name, template_dirs=None): self.nodelist = nodelist self.parent_name = parent_name self.template_dirs = template_dirs self.blocks = {n.n…

添加css样式文件 1.首先在app目录下创建static文件夹,如polls/static.django会自动找到放在这里的静态文件. AppDirectoriesFinder which looks for a "static" subdirectory in each of the INSTALLED_APPS STATICFILES_DIRS:This setting defines the additional locations the staticfiles app wi…

在使用python中将单词本的单词用正则匹配成字典后,以json存储,仪json读入,但是一直报错: 原因是: 正则处理后的数据有的出了点问题,导致一个字典的 有多个相同的键!!!,则肯定会报错啊!!! 根据提示我在文件的第 6894 行找到了问题,并修改了.…

将setting文件中的 改成:…

django.template.exceptions.TemplateSyntaxError: Invalid block tag on line 589: 'static', expected 'endblock'. Did you forget to register or load this tag? 在Django模板继承的block块内使用static需要重新导入 {% extends 'xproject/base.html' %} {% load staticfiles %} xad…

问题:css样式不能控制html样式(针对开发环境,不针对生产环境) 现象: django.template.exceptions.TemplateSyntaxError: Invalid block tag on line 6: '/static/css/main.css'. Did you forget to register or load this tag? 操作步骤: 1.首先查看setting.py文件INSTALLED_APPS中是否有 'django.contrib.static…