Java
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Java example of judging whether there are duplicate characters in a string
As follows: The above example of Java judging whether there are duplicate characters in a string is all that Xiaobian …… -
Introduction to spring cloud gateway
Introduction to spring cloud gateway The official version of spring boot 2 was just released some time ago. Spring clo…… -
Jgroups chat applet
This example shares the specific code of jgroups chat applet for your reference. The specific contents are as follows …… -
Java chat room implementation code
This example shares the specific code of java chat room for your reference. The specific contents are as follows Chat …… -
Java method for obtaining the largest identical substring in two strings
"abcwerthelloyuiodef" "cvhellobnm" Idea: 1. Obtain the short substring by decreasing its length. 2. Determine whether …… -
Spring cloud distributed link tracking method
This article describes the call between microservices, and the call between spring cloud Eureka microservices -
Explain the current limiting operation of spring cloud gateway in detail
When developing high concurrency systems, there are three sharp tools to protect the system: caching, degradation and …… -
Detailed explanation of calls between microservices in spring cloud and Eureka’s self-protection mechanism
The previous article talked about the spring cloud registry and client registration, so this article mainly talks abou…… -
Java GUI programming to realize online chat room
introduction Integrated application of Java GUI programming and network programming to achieve a chat room software th…… -
Summary of several methods of reading data from Java console
Here are several ways to read information from the console in Java, which will be checked later! (1) JDK 1.4 (JDK 1.5 …… -
Method of zuul modifying request parameter information in spring cloud
Zuul is a load balancer based on JVM routing and server produced by Netflix Zuul function: Zuul's rule engine allows r…… -
Java implements the method of extracting plain text from HTML text
1. Application scenario: extract plain text from an HTML file or string (which is HTML content) and remove the web pag…… -
An instance of Java that determines whether two strings are composed of the same characters
Problem: composed of the same characters means that two strings have the same letters and the number of letters, but i…… -
Detailed explanation of spring boot monitoring and processing scheme examples
As we all know, spring boot integrates many third-party frameworks. Let's briefly discuss things related to performanc…… -
Java method for extracting the same element in two strings
As follows: Output: "result: Wang erxiao, Mao Jianqing" The above method of extracting the same elements from two stri…… -
Java filters HTML tags to obtain instances of plain text information
As follows: The above example of Java filtering HTML tags to obtain plain text information is all the content shared b…… -
Explain the link tracking of spring cloud distributed integration Zipkin in detail
Why use Zipkin? The previous article mainly wrote: spring cloud distributed log link tracking -
Java calls Taobao API to query IP address online
The data returned by Taobao is: {"code": 0, "data": {"country": "\ u4e2d \ u56fd", "country_id": "CN", "area": "\ u534…… -
Explain spring cloud distributed log link tracking in detail
First of all, why use link tracking@ H_ 403_ 1@ When we call between micro services, there may be errors, but we don't…… -
Method for inputting multiple integers from keyboard in Java
Example: sum of sequences Enter two integers n and m respectively, separated by a space in the middle. N is the first …… -
Java implementation reads txt files and takes data with spaces in each line
A simple example. Where regular is to cancel redundant spaces or tab keys Java reads and writes txt files line by line…… -
Simple chat applet of Java network communication technology
This example shares the specific code of simple chat applet in Java for your reference. The specific contents are as f…… -
Two ways to separate Java strings with spaces
There are two ways: 1. String str = "123 456 789 111"; String [] strArray = str.split("s"); 2.String str = "123 456 78…… -
Java implementation method for obtaining project file path
this. getClass(). getResource("/"). getPath(). Substring (1) gets the path e: / MyEclipse / test / Webroot / WEB-INF /…… -
The method of writing and reading data in TXT text with Java
Write data to the text. Generally, these data are used for automatic testing. Through some rules for generating data, …… -
Explain spring @ Autowired injection tips in detail
When discussing spring automatic injection with my colleagues today, I found that such a piece of code is particularly…… -
Implementation of three ways of writing Java string to file
Implementation of three ways of writing Java string to file 1. Using filewriter 2. Using fileoutputstream 3. Use fileo…… -
On the problem of reading resource file path in resources by java project
When reading a file under a certain path in a java project, you can use absolute path and relative path. There is noth…… -
Java calculates the number of days before two dates (excluding holidays and weekends)
As mentioned in the question, calculate the number of days before two dates, excluding holidays and weekends. The type…… -
Explain the wait notify mechanism of Java program concurrency in detail
Wait notify scenario a typical wait notify scenario is generally related to the following two contents: 1 State variab…… -
Analyze java thread wait and notify in detail
Wait () and notify () are directly subordinate to the object class, that is, all objects have this pair of methods. At…… -
Mutual conversion method between Java binary data and hexadecimal string
The general input formats of binary data are 0x45, 0x3a and 0xc3. This data format looks like a hexadecimal string, bu……