after the java program starts, sometimes the output is garbled, and the output is the text in the application code . ps check the execution command ` root 27534 10 14:22? 00:00:09 java-jar data services topic_monitor topic-monitor.jar ` ...
Project is the user name information required by Vue, which is stored in the user s browser. This user name information can be obtained on other websites for example, if I log in to Tencent s website in my browser, can Baidu get my Tencent account inf...
import java.util.Iterator; import java.util.TreeSet; public class Main { public static void main(String[] args){ TreeSet<ClassMate> classMates = new TreeSet<>(); classMates.add(new ClassMate("Lilith", 10, 6)); classM...
the work java spring does is not caused by the language feature limitations of java. so python should need something similar, but why didn t it develop? ...
The project has encountered a requirement to read the contents of the PDF document, and the page needs to contain the text in the picture to facilitate full-text retrieval, so is there any solution available? ...
recently, I am doing entity extraction in nursing literature, because I don t know much about entity recognition with Stanford NER, but the entity tags in it are only names of people, place names, institutions, etc. I want to train my own tags, such as...
requirements: http: localhost:80 order service?method=getTradeInfo http: localhost:80 order service?method=createTrade requires method to decide which method to map to which controller, and how should it be implemented? now only knows that spring...
use poi to read word files. always report errors org.apache.poi.poifs.filesystem.NotOLE2FileException: Invalid header signature; read 0xC9D33C3A6D6F7246, expected 0xE11AB1A1E011CFD0-Your file appears not to be a valid OLE2 document public static voi...
I used IDEA s codeStyleChecker, but how can I get him to check all the class files at once? This is my setting. Thank you. ...
original https: www.cnblogs.com rensh. when data is returned I have tried my code for N times and all returned { "code ": 1, "msg ": "this id must be passed ", "data ": data } cannot be returned at all unless it is returned directly, but t...
there are some things I don t quite understand about buffer lines. 1 is cache row invalidation only for volatile, if it is not a volatile variable? 2 when you put it into practice, under what circumstances will the buffer line be populated? Do all cla...
and input parameters use @ RequestBody annotations ...
when users do not log in or login timeout, they have to jump to the page. If you visit the home page directly, I can jump to the landing page directly. However, set session to 30 seconds, wait for the timeout on the home page, click on an interface at ra...
I want to use the example class of mybatis to generate the following sql statement: SELECT * FROM User where nick_name like "%1502%" or real_name like "%1502%" or mobile like "%1502%" this is how I used it: UserExample u...
because I want to open the official account page in Mini Program, but Mini Program can only open the set business domain name, I think of two ways: 1. Open a registered business domain name, and then jump to the official account page in the registered...
PageHelpersqlsqlcount; execute using the paging plug-in, nesting a layer of SELECT COUNT (*) FROM (main sql) tmp_count SELECT count(*) FROM (SELECT c.company_name, c.company_type, ... FROM company c INNER JOIN t_s...
List<Student> finalList=new ArrayList<>(); list1.stream().forEach(z->{ list2.stream().filter(j->Objects.equals(z.getId(), j.getId())).findFirst().ifPresent(i->{ i.setName(z.getName()); i.setAge(z.getAge()); finalList.add(...
Object obj=new Object(); Object obj2=obj; synchronized(obj){} synchronized(obj2){} what if this is the case? Object obj=new Object(); synchronized(obj){} obj=new Object(); synchronized(obj){} ...
function: read the contents of files in the specified directory on the remote linux server. known: server IP, port number, user name, password, path, file name. I use ssh2 mode to establish a connection, and then I can only upload or retrieve files. T...
Person[] p = new Person[10]; Person ArrayList<Person> pList = new ArrayList<Person>(); both p and pList above can be used to store data of person type. How to choose? an array of functions that can be implemented by ArrayList can also be r...
system: ubuntu 18.04 QT version: 4.8.5 (due to arm runner requirements) first executed sudo . configure -prefix usr local Trolltech QtEmbedded-4.6.3-arm -shared -release -opensource -little-endian -embedded arm -no-qt3support -lrt -xplatform qws li...
when the vue route mode is history mode, the links and covers shared by Wechat authorization are failed, does anyone know? as shown in figure ...
the project I built using react-create-app takes more than 3 minutes to start the project using yarn start., yarn start executes npm-run-all-p watch-css start-js,. Is there any way to speed up the start of the project ?...
>>> site.getsitepackages() [ usr lib64 python3.4 site-packages , usr lib python3.4 site-packages , usr lib site-python ] >>> [1]+ Stopped python3 shenjianlin@iZm5eirdrun3ajzx3iii0wZ:~$ cd usr lib python3.4 ...
the company has a requirement to write a form and then print it because it is in an environment without webview, so the page is not loaded phantom js there s nothing in my print column, so maybe my js isn t loaded? but my js is acquired ...