摘要：
A well known speaker started off his seminar by holding up a $20 bill.In the room of 200, he asked. "Who would like this $20 bill?"Hands started going
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摘要：
今天在学习例子的时候 不注意吧settings.py里面的INSTALL APPS 的APP应用名称写错了 应该是blog 写成了myblog 结果导致python manage.py makemigrations; python manage.py migrate没有反应。 在这个小坑上折腾了半个
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