包含标签：Java 的文章
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Java – limit jtextpane memory usage
I have an application that continuously receives data on the socket, records the data to a file, and displays the data…… -
Java – how to reduce the impact of visual VM on heap usage?
I'm trying to optimize the memory usage of my application Unfortunately, use - DCOM sun. management. JMX remote runs m…… -
ORM’s fuelphp update resulted in “rather than” sporadic “
I am using PHP 5.4 And I got very strange behavior using the fuelphp ORM save and update function I'm trying to save s…… -
This is in Java – the thread “main” Java Exception in lang.stackoverflowerror
Why do I receive a stackoverflow error? My class – public class Tester { int id; Tester(int id){ this.id = id; }…… -
Java – collections. Java used in JDK 1.5 An alternative to newsetfrommap?
I want to use this "collections. Newsetfrommap()" method in JDK 1.5, which does not support it protected Set<String…… -
Java – how to configure jcombobox not to select the first element when it is created?
Question: @ h_ 403_ 2 @ update: DefaultCombo@R_754_2419@Model model = new DefaultCombo@R_754_2419@Model(); model.s…… -
Are there two identical keywords in Java?
Because we use the "default" keyword as an access specifier, and it can be used in switch statements for completely di…… -
java – com. sun. mail. smtp. SMTPSendFailedException：530 5.7. 0 must first issue the starttls command
I am creating an application 2.2 1 and try adding an email tool to it To this end, I have been in my build Dependency …… -
The Java – quartz job vs. thread executes a task immediately
Assuming I have some units of work to complete, I want to execute asynchronously relative to the rest of my applicatio…… -
Java – what is the difference between Maven archetype mojo and Maven archetype plugin?
Run the output fragment a.txt of the command MVN archetype: generate > 332: remote -> org.apache.maven.archetype…… -
Java – how to allocate memory in Scala
We know that, unlike Java, Scala treats everything as an object For example, we have – object A{ val arg1=1 de…… -
ORM – upgrade GlassFish V2 to JPA 2.0?
I'm trying to use hibernate 3.5 on GlassFish v2 5 and spring hibernate JPA vendoradapter, but when the spring context …… -
RX Java – chain can be completed to observable stream
Suppose you want to insert a complete in the observable chain. For example, for each issued element, there is a runnab…… -
Javafx-2 – performance issues with JavaFX linechart with 65000 data points
Building the described linechart takes 15 minutes JavaFX, which doesn't work for my task Using good old swing and simi…… -
How to sample multichannel sound input in Java
I realize that this may be a relative niche, but maybe that's why it's a good question anyway I am looking for a hardw…… -
Java – jodatime string yyyy mm ddthh: MMSs Z to datetime
Hi, I'm using joda time to convert my string date to a datetime object I currently have the following string: 2014-02-…… -
Java – get the wrong timestamp from the object saved to the database by hibernate
I am new to hibernate and am developing a web project using it I have an object named area, which has a date object (J…… -
Java – build upgrade: how to manage dependencies?
I'm trying to understand all the implications of switching our java project from snapshot / release strategy to build …… -
Potential problems with one of Oracle’s Java generics
I'm reviewing a Java generic Oracle path called "effects of type error and bridge methods", and I can't convince mysel…… -
Java – use spring MVC and hibernate to dynamically add tenants in multi tenant database applications
I am developing a web application that uses a multi - tenant database configuration I want to add tenants dynamically …… -
Java – Etag support for versioned entities
I intend to support etag.com for my restfull spring application Most of the resources I expose are versioned in dB I k…… -
Java – the title of the Google bottomnavigationview project disappears after several quick tabs
activity_ main. In XML: <android.support.design.widget.BottomNavigationView android:id="@+id/bottom_navigation"…… -
Java – Google fit API to get the calories consumed by each activity
So I'm trying to create an app that connects to Google fit and displays their data to users in a very compact way, and…… -
Java – code generated by soap UI
I have a web service and I'm trying to build a client I have the following WSDL: http://www.cmicdataservices.com/datac…… -
Java – Avro architecture does not respect backward compatibility
I have this Avro architecture { "namespace": "xx.xxxx.xxxxx.xxxxx","type": "record","name": "MyPayLoad","fields": [ …… -
How to run programs in Java forever? System. in. Is read () the only way?
I took this Code: 28 public static void main(String[] args) throws IOException { 29 HttpServer httpServer…… -
Java – why do most web hosting services only support PHP as a server-side language?
I've been using Java and python, so I found a good web host that supports these But my question is, why can you find s…… -
Java – spring boot: handle multiple requests at the same time
I use spring boot to build a restful web service My IDE is eclipse oxygen I send HTTP get requests every 2 seconds thr…… -
Java – preload WebView in activity a and pass it to activity B to speed up loading
In one of my applications, I use WebView to load the page. The scenario is that I have activity a and activity B. acti…… -
Java – why math Pow (long, (1 / 3)) always returns 1?
If the problem is power, how to write it correctly? Solution Try math Pow (long, 1D / 3) By default, numeric text in J…… -
Does Java – dynatrace have a similar open source framework?
I like the dynatrace tool and wonder if there are any open source alternatives to this library Solution APDEX -
Threadsafe singleton has no Java synchronization?
I have a multithreaded application and a singleton class: public final class Singleton { private static MyClass m……