Java
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Java – a separate execution queue for a single executor to track the remaining data
In my jetty service, I have an endpoint that triggers a large number of threads I am currently using threadexecutiorpo…… -
Java – how to implement video using connectionservice
I want to use the system application to realize video chat through connection service https://developer.android.com/re…… -
When using async driver for Java, not all documents are inserted into mongodb
I'm trying to use the mongodb async driver（ http://mongodb.github.io/mongo-java-driver/3.0/driver-async/ ）And notice…… -
Java – why does it always call the parent method “dotest (double D)”?
See English answers > polymer in overloaded and overridden methods 4 class PolymorphisomTest { class Base { …… -
Using robot JavaFX keyevents is delayed when movemouse()
I'm trying to write some kind of first person view 3D game in JavaFX, and the motion effect is good so far I'm using J…… -
Can fields of a Java class be of multiple types without using generics?
I have a class whose instances will be serialized Therefore, this class implements serializable This class has a field…… -
Java – how to merge two Android studio projects into one [copy]
See English answers > how to create jar for Android Library Project 8 Solution From combine Android projects togeth…… -
Javac for dynamic compilation does not work
I'm trying to compile a HelloWorld class as a test, which shows an error I don't know how to solve It seems that it is…… -
Java – how to conduct transactions in the service layer
There is a Dao layer in my project This is my usersdao interface, which implements usersdaoimpl public interface Users…… -
Java – without a print statement, the loop cannot see the value changed by other threads
In my code, I have a loop waiting to change a state from a different thread Another thread works, but my loop will nev…… -
Java – “unable to parse: com. Google. Firebase: firebase core: 9.0.0”
I want to use fire base for authentication in my Android application >I created the application, then downloaded th…… -
Java – soap service using NTLM authentication
I tried to create an NTLM engine by following http://hc.apache.org/httpcomponents-client-4.3.x/ntlm.html I use NTLM au…… -
Java – spring cloud AWS code did not find S3 file
I don't understand why the spring AWS cloud code didn't find my S3 file My spring bean XML configuration has' AWS cont…… -
Java – Active Directory password reset without SSL
I tried to reset the password of an active directory user without SSL Through this link, we can learn that the impulse…… -
How to use super Use javassist to insert code after XXX ()
class A extends B{ class A extends B{ public void a(){ super.a(); System.out.println("hello"); } } I want to u…… -
JavaFX – show / hide virtual keyboard programmatically
Even if I don't use it, I need to keep the virtual keyboard on the screen I tried to call on a text field Requestfocus…… -
Java – unable to execute jshell from Mac terminal
I currently use Java 1.8 on MAC Sierra java -version java version "1.8.0_51" Java(TM) SE Runtime Environment (build 1.…… -
neo4j periodic commit apoc. load. jdbc
I have an Oracle table with > 200m rows. I want to use APOC load. Load JDBC into neo4j How to finish this work with…… -
Java – sharing resources between OpenGL contexts on Android
I tried to use multiple EGL contexts to load textures outside my main thread After my eglcreatecontext call, I receive…… -
Wildcards in generics behave differently in Java 7 and 8
I have the code compiled when it is compiled into Java 7 (eclipse compiler), but it fails when I set the project to Ja…… -
Java – app cannot load non on page ads on my real device
Test insert ads are running on my simulator But they don't apply to my real device There was a problem getting an ad r…… -
Move STD:: vector to STD:: deque in C 11
If I have STD:: deque and STD:: vector and want to combine them into STD:: deque, I can do it in the following ways: t…… -
Java: Animated GIF with transparent window
I'm trying to use a simple jlabel to display animation GIF on a transparent jdialog: JDialog dialog = new JDialog(); A…… -
java – NetBeans 6.9. Metrics for X
I've been an avid eclipse user of java development for some time, but recently I've begun to like using NetBeans 6.9 1…… -
Java – how to use JDBC / spring to call Oracle stored procedures, some of which parameter types are user-defined?
I'm trying to call the Oracle stored procedure from my Java program. I'm using JDBC and spring's Storedprocedure Some …… -
NSIS – detect problems with Java installations on x64 systems
I have an NSIS installer. At some point, I must check whether Java is installed in the system. If not, it must install…… -
Java – JSF custom component: how to get properties
I wrote a custom component for JSF The renderer extends com sun. faces. renderkit. html_ basic. List@R_776_2419 @Rende…… -
Java – regular expression types in eclipse mat
What type of regular expression syntax does mat support? I think it will be Java (although Java's regex itself is not …… -
Java: concurrent iteration of immutable iteratable
I have an immutable iteratable < x > with a large number of elements (it happens to be a list < > but it d…… -
Java – create shortcut icon on Windows Desktop
How do I create a Windows shortcut alias for an existing EXE file in a Java application? Solution Windows shortcuts ar…… -
How do I index words with hyphens in Lucene?
I have a standard analyzer that uses termvectormapper populated with HashMap to retrieve words and frequencies from a ……