I want to write a set of dns bind management interface with python, so that there is no need to type commands on the console for domain name resolution. Knowing that bind has a DLZ that can connect to the database, put the parsing record into the DB, so ...
using the php QRreader library to identify QR codes in uploaded images often reports such errors memory_limit 300M 1GB 200KB if the picture is a pure QR code (the size is about 4KB), it can be parsed quickly how to solve this problem ...
onScrollCapture only listens for vertical scrolling. in the development of a project, pull-down scrolling should be done. When the scroll bar is at the bottom, horizontal scrolling appears, and when scrolling, onScrollCapture is triggered. related c...
< H1 > as shown in the following figure < H1 > after submitting the form, a tips pops up to show the error content. Do you use any js libraries? ...
for example, in order to do the Singles Day event, you need to send an event email to all users and give coupons to all users. For this function, I want to realize that when the administrator sends email, check the mail template and select all members, s...
I know that mongodb 4.0 + has begun to support transactions. But now the company requires meteor for development, while meteor uses version 3.6.x of mongodb. Transactions cannot be natively supported. I have also looked up a lot of practices for impleme...