Java
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In neo4j, how to set a label as a parameter in a cypher query in Java?
I have a problem using cypher parameter in neo4j in Java I run embedded databases The code should look like this (grap…… -
Java: resume download in urlconnection
I wrote a program to download some files from some servers .... File fcheck=new File(SaveDir+"/"+filename); if(resume…… -
Is there a way in Java to find the name of the variable passed to the function?
I have a Java function called testfornull public static void testForNull(Object obj) { if (obj == null) …… -
Java – Android: get the day of the week from the date?
How can I format the date like this public static String sFleTimeToDate(double ft) { double date = ft / 100…… -
How to send JSON back in Java?
I have a problem using gzip compression and jQuery together It seems that this may be the way I send JSON responses in…… -
Java – Jade cannot find proxy
I'm a novice in jade and have some trouble loading the agent I created a new IntelliJ project, added "jade. Jar" and "…… -
Debugging – the most effective way to debug on a BlackBerry device?
I am looking for the fastest and most effective way to debug my java application BlackBerry I noticed that in my case,…… -
Java – guava dependency on jar package size – is there a small version?
I just raised the version of guava library from 9 to 10 and noticed that the jar file size has increased 1.5MB just to…… -
NoClassDefFoundError uses Jackson 2.2 X with gradle on Android
For my android project, I set gradle with Jackson 2.2 X is as follows: // build.gradle buildscript { repositories …… -
Java – add new fields in body exception spring rest
I want to handle exceptions in the rest spring startup application I know that with @ controlleradvice and responseent…… -
Java – why initialize a member object after the constructor of a superclass?
I encountered an interesting problem yesterday. Although the repair is very simple, I am still a little vague about it…… -
Java – how to interrupt the idle of IMAP?
I'm using the JavaMail API that connects to my IMAP server Using javax mail. Folder. When idle () method, everything w…… -
Java – system. Java in Servlet exit
If someone writes system. In the servlet Exit(), will the server or application crash? Solution Maybe! The container s…… -
Java – how to add Weblogic – application. Net to the war file xml
Can you tell me if I can add Weblogic - application. To the war file XML, if so, how to perform the same operation Sol…… -
Python regular expression for java package name
I have a problem using Python to determine a valid java package name This is the code: packageName = "com.domain.lala"…… -
Java – I encountered this exception: an unresolved compilation problem
I removed the jar from the project（ pdf@R_157_2419 @, bouncy castle, etc.) and move them to another folder, but I get…… -
JavaFX 2.0 activates menus, such as MenuItem
I'm making a menubar, and I can't press the menu function: "file" and perform an action It's like opening another fxml…… -
Java – why does m2eclipse complain about missing artifacts when the MVN command line is not available?
I have just set up a new installation of eclipse Helios and have configured m2eclipse to use Maven's external (V 2.2.1…… -
Is there a map with variable key length in the Java world?
I need a map, but when I call get (key, n), it should not only return all records with search key values, but also ret…… -
Java – groupingby with collectingandthen – is there a faster / better / cleaner way?
I have the following courses (getters): public class AlgorithmPrediction { private final String algorithmName; …… -
Java – cannot work with Jackson
I wonder why there is no definite way to work with Jackson I just want to parse JSON strings: ObjectMapper mapper = ne…… -
Java – gradle output jar does not have a main class
I have the following simple build Gradle file: apply plugin: 'application' apply plugin: 'java' mainClassName = 'com.…… -
Java – joda time dateformatter displays milliseconds if non-zero
With joda time, I want to display a list of dates that may or may not have milliseconds If an entry has milliseconds, …… -
How to query the M: n relationship with JPA2?
I have an object (blogpost), which contains a collection of M: n elements (tags) How to query an object (blogpost), in…… -
Grails – how do I maintain the order of keys in a Java properties file?
I have groovy code to read the properties file, change the value, and then write it to the same file def props = new P…… -
Is it safe to capture stackoverflowerror in Java?
I have two different function implementations (for example, tree size), one recursive and the other explicit stack Rec…… -
Java – how to upload files on the server folder using JSP
There is already an answer to this question: > recommended way to save uploaded files in a servlet application2 Her…… -
Is it still relevant to replace enumeration structures with classes in Java?
I'm reading the effective java written by Joshua Bloch in 2008. A hint is to replace enumeration structures with class…… -
Java – the portlet URL opens another portlet in a pop-up window
I have a create_ account. JSP hook The question is: how do I provide a portlet URL? How do I access it? In this portle…… -
Java – defines a global uncaughtexceptionhandler for all threads of the application
I want to define an application level uncaughtexceptionhandler in my java application. If an uncaught exception is thr…… -
Extract from strings in Java
I have a string; String value = "(5+5) + ((5+8 + (85*4))+524)"; How to split / extract the logical value from this str…… -
Java – reads and stores the contents of the file as a double array
I need to write a program to read and store input files with double arrays in Java The number of values in the file is……