after using ng server in angular4 project, you can open it locally with localhost:4200. In the local area network, others can t access my project with my local area network address. ...
for stand-alone service, the primary key ID is a long integer, which needs to be non-continuous. For example, self-increment cannot be implemented because it is continuous. I thought of using System.nanoTime () to do ID, because I haven t practiced it...
app embedded h5 how to get the mobile phone network is 4G or wifi ...
for example, go connection mysql, https: github.com jmoiron sqlx is a client that implements official database sql, and an additional driver: https: github.com go-sql-dri. is required to use it. but this is not the case when I connect to mongodb. ...
The site is written in DJANGO, and the page already has a FORM to submit to the background. but I want him to jump to other sites at the same time when he submits, and need POST data at the same time when he is redirected. and my FORM form is validate...