包含标签：Java 的文章
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Java HTTP post request UTF-8
My J2EE application can receive post requests from JSP pages, no problem But if I send a post request using another Ja…… -
How to use a common library for multiple Java Web projects
I have four different projects and I am using Weblogic to deploy my project Several libraries (JAR files) are common t…… -
Java – joda time: get the first / second / last Sunday of the month
In normal Java, I have this code to get the last Sunday of this month Calendar getNthOfMonth(int n,int day_of_week,int…… -
How can I use Java util. Calendar returns to the Islamic calendar?
I know Java util. The calendar class method getInstance () returns a Gregorian calendar, but how can I get an Islamic …… -
Java – add external in eclipse Jar file
I'm adding a download for a java project There was a problem with the jar file This is really my first time using ecli…… -
Java – UTF-8 encoding; Only some Japanese characters have not been converted
I get the parameter value from Jersey web service as the parameter. The service is Japanese character Here, 'Japanese …… -
Java – convert resultset to string array
I need to convert my result set to a string array I'm reading email addresses from the database, and I need to be able…… -
Please recommend using the Java framework to easily implement crud
I know ror can easily complete crud, but is there a similar framework in Java to make crud simple instead of entering …… -
A complete switch of enumeration in Java will result in a “missing return statement” error
Suppose we have a switch statement, which completely covers all possible cases of enumeration parameters, and also car…… -
Java – connect to Derby database with Tomcat as server
How do I connect to the Derby database (included with NetBeans)? I use Tomcat as the server Before, I used the followi…… -
Java – spark structured streaming automatically converts timestamps to local time
I have UTC and ISO 8601 timestamps, but using structured streams, it will be automatically converted to local time Is …… -
Java – error starting Tomcat in remote debugging mode
Tomcat is not started in debug mode Record the following log C:\ApacheSoft\apache-tomcat-7.0.67\bin>catalina.bat jp…… -
Java – pass an argument instead of returning it from a function
It is clear from the title which method should we adopt? The intent is to pass some method parameters and get the outp…… -
Java – Eclipse Helios: Tomcat project – jar will not be exported or published Runtime may cause classnotfoundexceptions
I'm using eclipse Helios. I want to know how to add the library project to my folder, which will be copied to the buil…… -
Java – variable path parameter for rest Service Testing in JMeter
I'm testing a rest service with path parameters /my-service/v1/Customer/order/{ordernumber} I want to increase the num…… -
Java – multipartentitybuilder sends pictures to the railway server
I'm trying to send multiparty builder to my rails server However, when I try to build it, it crashes and gives me erro…… -
Java – why can variables be declared without an initial value?
I'm reading Gilles Dowek's programming principles: He said that it is also possible to declare a variable without givi…… -
ORM – doctrine problem: unable to get the last insert identifier
When I try to save data to my model, doctrine throws this exception: Message: Couldn't get last insert identifier. My …… -
Java – WebSockets 403 Forbidden on HTTPS
I am currently trying to set up HTTPS in the spring boot 1.2 application This application uses a large number of WebSo…… -
Java – NetBeans cannot install some modules
I am using NetBeans 7.4 development version 2, all software packages First, I used NetBeans 7.2, all packages Then I w…… -
Java – why is it faster to iterate buckets in linked HashMap than HashMap?
It's hard for me to understand that Google search, I found and If this is the case, why does the only HashMap have to …… -
Indexof() has a strange Java. String with a duplicate string util. List behavior
I've just encountered some strange behavior. I don't expect from ArrayList < string > in Java Of course, this is…… -
Java – Solr filter cache (fastlrucache) occupies too much memory and leads to insufficient memory?
I have a Solr setting One master server and two slave servers are used for replication We have about 70 million docume…… -
Java – the transient final field used as a lock is null
The following code throws a NullPointerException import java.io.*; public class NullFinalTest { public static voi…… -
Is there something similar to the spring @ transactional annotation available in Java EE 6?
In my company, I do not encourage the use of spring framework, but promote Java EE 6 But recently I read about the spr…… -
Best practices for Java exception handling
I recently wrote the following code; It uses a lot of exception handling I think it makes the code look very difficult…… -
Java – cannot set the request character encoding to UTF-8 from the context
See English answers > Unicode input retrieved via primefaces input components become corrupt 1 <?xml version='1.…… -
Java – why doesn’t my operation work when I use BigDecimal?
I'm trying to operate with BigDecimal, but it always returns 0 Why does double work when I use it? public static void …… -
Java – the target fragment declared by the fragment does not belong to this fragmentmanager
I did an activity a, in which there is a fragment X. through fragment x, edit and click the text item on the event. I …… -
Java – Kerberos for thrift?
I have a simple java application based on thrift This is very simple, just using thrift's "Hello world" message transm…… -
Java – psqlexception: error: syntax error at or near
I think JPA is a direct relationship It looks like this CompanyGroup： @Entity @Table public class CompanyGroup implem…… -
Java – how to print SOAP message content when using Apache axis
I am using Apache axis for web service automation I am preparing the soap request through axis and further accessing t……