我很好奇创建FETCH请求模板与以编程方式创建NSFetchRequest是否会提高性能,所以我编写了一些测试来度量这个结果。这是GitHub。在模拟器和iPhone(测量时间间隔以完成一串取取)中,差异的顺序相同: just creating an NSFetchRequest: 4.399674NSFetchRequest with field indexed: 0.407068
Fetch Reques
python2.7/site-packages/cloud_init-18.2-py2.7.egg/cloudinit/cmd/main.py", line 323, in main_init
init.fetchFile "/usr/lib/python2.7/site-packages/cloud_init-18.2-py2.7.egg/cloudinit/stages.py", line 348, in f
focal-security/main amd64 linux-libc-dev amd64 5.4.0-77.86E: Failed to fetchmain/l/linux/linux-libc-dev_5.4.0-77.86_amd64.deb 404 Not Found [IP: 169.254.0.3 80]
E: Unable to fetch