in springcloud if the backend service has @RequestMapping(" test") pubilc void test(@RequestBody MyPram myParam){ ... } in the filter of the zuul gateway, I want to get the value of myParam, RequestContext ctx = RequestContext.get...
first paragraph code: public class HelloWorld { public static void main(String[] args) { int i = 0; i for(int i = 0 ; i < 10 ; iPP) { i System.out.println(i); } } } the...
The project is a mobile terminal developed by vue. The APP is packaged with hbuilder. After initiating the backend interface, the page returns a from form, and then calls Alipay mobile client payment. Is the back-end callback to APP when the payment is s...
import java.util.ArrayList; import java.util.HashMap; import java.util.Iterator; import java.util.Map; public class Reminder { public static void main(String args[]) { ArrayList<String> arrStr = new ArrayList<>(); Map<...
1.@ControllerAdvice+@ExceptionHandler does not handle exceptions, or cannot catch exceptions 2. When shiro integration jwt is being done, the following exception is thrown when jwt token expires or is illegal. The code is as follows: public static voi...
read a book and see a paragraph, as shown in the figure: : I can t read the red mark here. I don t know where the whole path behind-d. classes comes from, and I don t know what the book means. Do you set it yourself ? ...
how to add permissions to iOS frontend, java backend and grpc? there is no official demo with permission, so there is no problem without permission. If you add permission to Android, you can t solve it on iOS. On the Android side, it is done in recei...
in the method modified by @ schedule annotation, using automatic injection will report a null pointer my solution is to get the spring container statically and then use the getBean () method to get it, which is successful. I would like to ask why automa...
first post the code for dynamically creating sql AND(); for (Object key : key_values){ WHERE("(article.title LIKE %"+key.toString()+"% OR article.content LIKE %"+key.toString()+"% )"); } the final output SQL s...
traditional multi-page projects use html-webpack-plugin to load jsp or ftl files, because there is a special syntax inside, so directly using html-webpack-plugin will fail to package, and then use raw-loader on the basis of html-webpack-plugin t...
topic description there are N length specifications for raw materials for example, there are 9 meters and 12 meters customers need to cut each M root of N specified length L for example: 1.2m 200m, 1.3m 80root, 1.33m 120root, 1.78m 90root find o...
as shown in the figure, where the red line is drawn, the QR code is generated through the interface. Which interface is it the business is like this. Can you scan the official QR code sent by Wechat to merchants to make the JSAPI payment (a payment...
Please design 3 to start a program to find primes in ascending order, find 100 primes, and output numbers from large to small in comma-separated order. however, the program must meet the following conditions. do not use circular syntax such as For,Wh...
problem description Log in to Tencent Cloud today and found the following figure. I don t know what to do with it. the environmental background of the problems and what methods you have tried the first address is usr local mysql data bdseo_d...
in the project, you need to use java to automatically generate pdf files, and then use itext s jar packages: iext-asian-5.2.0.jar and itextpdf-5.5.9.jar and then reformat the text in the cell cannot set the row height: Paragraph has setLeading ()...
problem description in the springcloud micro-service project, I have a service that is a front-end service, which contains some js, css static files and html pages. The project uses zuul as the gateway route, and then every time you visit the page, th...
for example, I have an int array of 10 elements, thread A modifies the element with subscript 0, and thread B modifies the element with subscript 5. does this cause thread safety problems? personally, I don t think there will be a problem, but it is...
< H2 > scene: < H2 > this is the interface public interface TreeNode<T> { public List<T> levelOrder(); public List<TreeNode<T>> getChildNodes(); public T getVal(); public void setVal(T val); } ...
< H1 > error using Mybatis Plus encapsulated batch query < H1 > < H2 > Environment < H2 > JDK 1.8 Spring Boot 2.0.6.RELEASE mybatis-plus-boot-starter 2.3 < H2 > scene < H2 > We need to encapsulate a general method that can be queried accor...
In spring, why not implement the transformation yourself in TypeConverterSupport, but delegate it to TypeConverterDelegate? ...