Recent Posts
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Java – use Apache httpclient to make rest calls with data and headers
In addition to mobile applications, I also need to integrate Kii mbaas services into one of my web applications I use …… -
Java – joda time days since the era
I have a question, @ L_ 419_ The number of days since epoch returned by 0 @ library changes according to the date I en…… -
Click the selenium Java button
I have a button: <input type="button" onclick="onOpenSessionClick()" value="Open device access"> But when I exec…… -
Java – read data files into object arrays?
I encountered a problem reading files into an array of objects I created an IF statement to divide the data rows into …… -
Java – try creating with strings
I found an interesting case when I used a string to create and check its hash code In the first case, I use the copy c…… -
Java dateformat: how to handle “ST”, “nd”, “Rd”, “th”?
How to use some dateformats to parse such strings? As far as I know, there is nothing in simpledateformat Solution Try…… -
Java – enables existing spring batch applications to run on multiple nodes
We have an existing spring batch application, and we hope it can run on multiple nodes The scalability documentation f…… -
Java – why are topic messages not listed?
I want to ask a question about ActiveMQ I entered the active MQ administration page and found that queued messages wou…… -
Java – why is implicit conversion effective when reflection casting throws an exception?
Assume the following codes: @SuppressWarnings("unchecked") public static <T> T implicitCaster(Class<T> cl…… -
Java – sonarqube – helps create a new language plug-in
I'm creating a new plug - in for sonarqube that allows developers to perform static code analysis on esql code Using m…… -
How to use log4j in Java step by step to configure JBoss 6 Logging in X
Hello everyone, I'm a novice of JBoss, so I'm confused when setting up logging in JBoss 6.1 I Google it and know that …… -
Java – FileUtils. Java for large files Copyfile failed
I have a simple java application that tries to copy files over Wan (from Ireland to New York) I recently modified it t…… -
JavaFX – spell check text in textarea
How do I spell check the text entered by users in textarea? Can this JavaFX component be implemented? Can I use the st…… -
Java – cloud endpoint collection parameters
I'm using Google App Engine cloud endpoints. I'm trying to receive a collection parameter This: public List<Pair>…… -
Java – string packed loop logic
My for loop is a bit biased for my string compression I've been doing this task for the past five days. I can't figure…… -
Multithreading – restart Delphi TThread throughout the application lifecycle
I created a class derived from TThread because I wanted to do something asynchronous, but in order to avoid creating a…… -
Java – publishes formdata objects using the input type and the file NullPointerException
I'm trying jQuery Ajax publishing using input type files and normal input types with text, and using request Getparame…… -
How to connect to gromy’s JMX faster
I use the Weblogic example: http://groovy.codehaus.org/Groovy +And + JMX connects JMX to groovy The problem is that th…… -
Java – what is the best practice for socket programming – do I turn it off or leave it open every time?
I haven't found a definite answer yet I have a client / server application in Java 7 The server and client are on sepa…… -
Java – the best way to pass objects between classes in different threads?
I have a "runnable" class "a" and I use Java unmarshallers to create new objects The maingui thread attempts to access…… -
Java – get interceptor parameters in struts 2
I have the following action mapping <action name="theAction" ...> ... <param name="param1">one</par…… -
Java – why is it necessary to override hashcode and equals methods of HashMap?
See English answers > what issues should be considered when overriding equals and hashcode in Java? 11 Now I've rea…… -
Java – how to print “Hello world” Complete life cycle
I studied compiler, operating system and computer architecture in graduate school But I want to see these concepts (le…… -
Java – asynchttpclient does not have onsuccess or onfailure running
I'm trying to connect the PHP script that means asynchttpclient to my website The script performs the HTML parsing of …… -
Java – is there any way to free memory during big data processing?
I have a database for storing invoices I have to use the information in all invoices to perform complex operations for…… -
Java – character encoding of Jasper Report PDF format
I want to use custom fonts in Jasper reports Myanmar 3 is the standard font in Myanmar When exporting a report to an H…… -
How do I use libraries compiled for Java 7 in Java 6?
I'm developing a Java application and I need to use one called mybeans Jar This mybeans@ R_ 419_ 2267 @ contains many …… -
Java – how to add parameters to a request from a containerrequestfilter
I use Jersey spring I have Jersey filter, which implements containerrequestfilter. I need to transfer objects in my je…… -
Java – using connection pooling in JPA
I have a standalone JPA (hibernate) - MySQL application My persistence XML looks like: <persistence-unit name="JPAP…… -
Accessing C constants (titles) from JNI (Java Native Interface)
How do I access constants defined in C header files from the Java side (through JNI)? I have a header file C_ header. …… -
Rest – Jersey conflicts with javax Servlet
I'm using Jersey and Maven to build a simple rest service For Jersey versions greater than 1.8, the web. In IntelliJ X…… -
Java – how is “AAAA” different from “yyyy” in the context of year values?
Referring to simpledateformat docs, the mode character representing the year is y, so we have YY and yyyy (2013 respec……