if MySQL is a few questions about master-slave synchronization 1) can one slave synchronize data from multiple master, or can one slave only work for one master and one master for multiple slave 2) must their database names be the same for master and...
I know that mysql master and slave have been configured, but I don t know what to do if one of them dies: 1. If there is only one master and one slave, do you want to upgrade the master manually in case the master dies? (it seems that you can t call...
< H2 > demand < H2 > when studying the source code, you need to associate the source code, debug and code, and in some places you may want to take notes and add comments. but the jar form of the associated source code package cannot be edited. so i...
due to the need of work, it is necessary for the program to regularly get the news posted on the website at the address of http: cnda.cfda.gov.cn WS04 .. tried PHP,NODEJS,C-sharp failed to crawl, there is a JS in the site will prevent the backend of...
I don t know how to push or something, but it has been updated on github and localhost:4000, but there is no update in the blog. in fact, the workstation I was using was moved here, and then a new branch of hexo was created in github s library, and t...
RewriteRule ^user order$ user order.php because I don t know how to turn on the words, I can t find , so I come to see if anyone knows . the one above can rewrite a single php want to see if you can specify a folder for example RewriteRule ^user ...
data has watchform this.form.cat_id=1_7eb3340579783ab51bf7e110f7a4f397this.formwatch this.$set(this.form, cat_id , 1_7eb3340579783ab51bf7e110f7a4f397 ),this.formwatch what I don t understand even more is to use this.form.xx=yy to modif...