problem description this is a relatively simple topic that can be written. What I want to ask is whether these if-else can be optimized . related codes Please paste the code text below (do not replace the code with pictures) public static voi...
problem description java.util.function,, A code that determines whether a field is empty has been rewritten (some business definitions assume that a field is empty by default if it is equal to-1). ,,,: related codes Old Code public static &...
how is the replacement text of this picture uploaded? ...
my springboot project is configured in multiple environments. In pom.xml, as follows, I have set test to active, but ${profileActive} always points to dev, unless I delete the profile of dev. What is this about reluctantly pointing to test,? <profil...
recently, I am working on a project with ant design pro, and I need to do permission control. I would like to ask you what the process of permission control is, how does the front end control the display and hiding of the page according to permissions, a...
I have set up multiple domains across domains in package.json "proxy": { " api": { "target": "http: ***.**.**.**:1000", "changeOrigin": true }, " api v1": { &q...
I want to write a regular expression that matches the following five format strings: 1. Number 2. Number-sharp 3. Number-sharp-sharp 4. Number-sharp* 5. Digits-sharp digits question: how to write regular expressions that match the format strings...