SEE
EME 15 Nature of SEE
Nature of SEE Definition of SEE Software Engineering Economics The application of economic theory and methods to software engineering business decisio ......
Unable to create an object of type 'NetcoremvcDbcontext'. For the different patterns supported at design time, see https://go.microsoft.com/fwlink/?linkid=851728
问题描述：我整个项目重新生成没有报错，但是用efcore迁移数据库命令：Add-Migration init就生成不了文件夹Migrations，并且报错：Unable to create an object of type 'NetcoremvcDbcontext'. For the differ ......
centos登陆报错：System is booting up. Unprivileged users are not permitted to log in yet. Please come back later. For technical details, see pam_nologin(8).
问题：开机后ssh到服务器出现此报错，大概意思是系统正在启动中非授权用户不允许登录， 解决：不需要处理，等会儿系统彻底起来后重新登陆就没有了，对应文件在/run/nologin ......
SEE 08 Best alternative & economic life
Best alternative & economic life 8.1 Proposal Relationships Independent proposal & dependent proposal Forms of dependency Co-dependent. Mutually exclu ......
SEE 07 Comparing Cash-flow Streams
Comparing Cash-flow Streams 7.1 Equivalence comparing two different cash flows makes sense only when they are expressed in the same time frame. 7.2 Ba ......
SEE 06 Time Value of Money
Time Value of Money 6.1 Time is money “Interest” “Interest rate” 6.2 Real and Nominal Interest Rates nominal interest rate: the interest rate usually ......
SEE 05 Software cost metrics & control
Software cost metrics & control 5.1 Software Cost Metrics Software development cost measurement should be conducted at the following time points: Requ ......
Authorization not available. Check if polkit service is running or see debug message for more information.
systemctl daemon-reload Authorization not available. Check if polkit service is running or see debug message for more information. /var/log/messages中有 ......