query the top N users with the largest number of courses, and the number of courses should also be queried the corresponding sql is as follows: <select id="getUserWithMostFans" resultMap=""> SELECT t.userId,t.selectNum ...
quill.js ...
problem description Android6.0 and 7.0load a jpg image, convert it to bitmap, and save it locally. Compare the binary of the two local images with UE, and the results are inconsistent. the environmental background of the problems and what methods yo...
1. Py2.7,flask framework used by the development environment in pycharm, 2. During development, you create the flask project directly in pycharm code as follows: 3. The phenomenon is that the port is specified or the ip is set together with the port ...
I can log in to ssh because I still asked for my publickey password and successfully logged in . but not when scp transfers files commands executed by the local root scp-r-p $SERVERPORT $ROOTDIR $SERVERUSERNAM@$SERVERIPV4: home $SERVERUSERNAME Docum...
in the win7 system, install the sql2012 database and pop up to wait for the database engine to recover. Look for the reason on the Internet. You can see the solution with an answer on Zhihu: change the account to start Database engine to NT AuthorityNe...