随笔分类 -  android

摘要：参考网址：https://blog.csdn.net/zhesir/article/details/77542859 https://blog.csdn.net/u010164190/article/details/94741863 一、下载adb cd /opt mkdir androidSdk 阅读全文

摘要：myapps = App.objects.filter(name != ''))这种写法是不对的，正确写法是： from django.db.models import Q myapps = App.objects.filter(~Q(name= '')) 阅读全文