前端使用 ajax 访问后端 django 程序 报错误: POST http://127.0.0.1:8001/xxx 403 (Forbidden) 错误原因: 参数中未携带 csrfmiddlewaretoken 解决方案: 在前端页面中设置 {% csrf_token %} ajax 访问参数中设置 $.ajax({ url: 'http://127.0.0.1:8001/xxx', method: 'post', data: { 'csrfmiddlewaretoken': $("[n…
Django报错:提交表单报错---RuntimeError: You called this URL via POST, but the URL doesn’t end in a slash and you have APPEND_SLASH set. django提交表单的时候报错 RuntimeError: You called this URL via POST, but the URL doesn’t end in a slash and you have APPEND_SLASH s…
flask+sqlite3+echarts2+ajax数据可视化报错: UnicodeDecodeError: 'utf8' codec can't decode byte 解决方法: 将 py文件和html文件用用记事本打开,然后另存为,将编码ANSI改成:UTF-8…
hue中使用hue用户(hue admin)访问hdfs报错: Cannot access: /. Note: you are a Hue admin but not a HDFS superuser, "hdfs" or part of HDFS supergroup, "supergroup". 其他症状:oozie editor页面卡住不动 检查过程如下: 1 hdfs配置 hadoop.proxyuser.hue.hosts=*hadoop.proxyuse…
在使用Django时Django报错:Django报错:OSError: raw write() returned invalid length 4 (should have been between 0 and 2),之前是没有问题的,于是百度原因和解决办法,最终有大神分析可能与win10系统的新版本有关系,是字符编码的问题. 解决方案: 1.在dos终端使用 pip install win_unicode_console安装win_unicode_console; 2.在wiew.py插入下…
Django报错:Reverse for 'detail' with keyword arguments '{'pk': '2'}' not found. 1 pattern(s) tried: ['$post/(?P<pk>[0-9]+)/$'] 解决方案: url(r'^$', include(("blog.urls",'blog')))改为url(r'', include(("blog.urls",'blog'))) 改为…
hue中访问impala报错:Could not connect to node03:21050 原因:impala服务未启动. 解决方法:在3个节点上都启动impala: 主节点node03启动以下三个服务进程 service impala-state-store start service impala-catalog start service impala-server start 从节点启动node01与node02启动impala-server service  impala-ser…
在hue中访问hdfs报错: Cannot access: /. Note: you are a Hue admin but not a HDFS superuser, "hdfs" or part of HDFS supergroup, "supergroup". 原因:hue.ini配置文件中, server_user=root    server_group=root    default_user=root 这3个配置忘记把注释去掉了.…
Django 报错 Reverse for 'content' not found. 'content' is not a valid view function or pattern name. 我这边的原因是由于命名空间的错误导致的bug from django.urls import path from . import views app_name = 'energy' # 给app命名空间 urlpatterns = [ path('search/', views.search, na…
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