one database of user balance, one database of order table, one database of fund details users use balance to place orders, how to ensure that no more orders will be placed and the data are consistent in the case of large concurrency ...
the error message is as follows ...
Click on the cell to delete the column of the cell. How can the table not be cluttered? how to calculate the affected colspan rowspan for example, after deleting abort 1, 33333333 becomes colspan=1 111111 and becomes colspan=2; : ``<tab...
there was originally a php5.3, on the current server, but due to the encryption method provided by UnionPay, this version does not support it, and because this project has just started and is about to be launched, it cannot be upgraded immediately, whic...
when writing a crawler program, there are multiple contents in the same directory. How to use with open river data to automatically save in different Excel? for example, I want to use with open to create different tables, such as Beijing .xls; Shangha...
related codes index1.js export function getInitTime() { const nowTime = new Date(); const nowTimeStamp = new Date().getTime(); return { nowTime, nowTimeStamp } } index2.js import { getInitTime } from . index1 ; console.log(ge...