包含标签：Java 的文章
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How do I use wildcards when searching for resources in a Java based spring configuration?
I'm converting XML to a Java based spring 3 configuration, and I can't find a way to "translate" beans that use wildca…… -
Javafx-2 – is there any way to hide the stage after a certain time?
Is there any way to hide a stage a few seconds or minutes after the specified time? Solution Solutions using timeline:…… -
Java – how to delete all child rows when deleting a parent using Hibernate?
I have two tables // Accounts @OneToMany(mappedBy="accounts",cascade=CascadeType.ALL) @Cascade(org.hibernate.annotatio…… -
How do I add subcomponents and new properties to a custom JavaFX control?
I want to create a new JavaFX component and use it in fxml How do I define the usage possibilities and subtypes of thi…… -
Java – wicket dropdownchoice cannot use propertymodels normally
I've been trying to debug why my dropdownchoice is just a simple form. Only dropdown and a submit button don't work pr…… -
Java – JDK environment variable with Tomcat (Ubuntu 12.04)
In Ubuntu, I set up the JDK environment (java_home, jre_home), and Java version can be used >No Java defined_ Home …… -
Java – how to find the mysterious information being printed?
OK, so I have a very large java project. I have worked for many years (games, if you have to know) Unfortunately, a my…… -
Java – get ecpoint / ecpublickeyparameters from byte [] of bouncy castle
So far, I have managed to generate ecdhe pairs in the lightweight API of inflatable castle However, I encountered a pr…… -
Java – httpclient: determines the empty entity in the response
I want to know how to determine an empty HTTP response For example, I perform HTTP post on the web server, but the web…… -
Java – real time game development
I want to use libgdx to develop a real-time game for Android I need to update some variables even the dough game is no…… -
Java – jspg0122e: unable to parse El function in WebSphere 8
I am moving my web application from WebSphere 6.1 to WebSphere 8, and I encountered the following error in one of the …… -
Using java to read data from MySQL database
First, I'm using jtextfields to read the user's product name and product quantity For this product, I use SQL query to…… -
Create an empty object in Java?
How did you do it? It's so simple: Name myName = new Name(); I'm a little confused It should be a class without instan…… -
java. Lang. stackoverflowerror Why do I get stackoverflow exception here
I have a list of parent and child items displayed in a hierarchy I want to switch their extended property Therefore, i…… -
Java – get arrayindexoutofbound: 1 exception
I try to parse a string and store it in a string array When I try to parse the string "Log1", I can parse it Run the f…… -
Javafx-2 – what is this public API in JavaFX that needs to be clarified?
I am very concerned about the term public API in JavaFX speakers >What is a public API? What should it mean? > I…… -
Using other modes except ECB and decrypting with DES will throw “invalidkeyexception: missing parameter”
I basically use http://www.avajava.com/tutorials/lessons/how-do-i-encrypt-and-decrypt-files-using-des.html The code en…… -
Java – StringBuilder using string instead of StringBuilder
I use StringBuilder instead of string in my code But when I look at its source code, the substring () method abstracts…… -
What caused my program to hang without quitting normally? (pipeline, read system call, while loop)
I have a program. I write to the pipeline from several sub processes, and then try to read all messages written to eac…… -
Java – is there any reason to use constants instead of messages?
I want to internationalize my GWT application After reading the documentation, I can't see why constants are used inst…… -
Java – get null when retrieving int from another class
Basically, I did this program, and the computer generated a random card I created a class called 'rndnumber', which ge…… -
Java – convert sentences to arrays and delete characters and print new sentences
Disclaimer: This is a homework assignment The goal of the program is to propose a sentence and then: – convert upperca…… -
Can I use JavaCard framework 2.2 In version 1, the ‘alg’ in the ‘signature’ class is used_ HMAC_ SHA1 ‘method?
I want to use JavaCard security. ALG in signature class_ HMAC_ SHA1 method But my JavaCard Framework version is 2.2 1.…… -
Java – how do I get the absolute path of a file in a directory?
I have a directory containing files, directories, subdirectories, etc How do I use the Apache Hadoop API to get an abs…… -
Java：String. How does the contains (string) function work in Java?
I know that the time complexity of brute force method is n * m (M is the length of the first string and N is the lengt…… -
What is the difference between stackpane and root in JavaFX?
I'm doing pie charts for JavaFX practice The following is the code for developing pie chart If I use group and stackpa…… -
Java – data is not written to the printwriter
I'm actually trying to create a program: public void setUpNetwork(){ try { Socket sock = new Socket("l…… -
Neo4j Connector for java
Does the neo4j server running on localhost: 7474 have a connector that can be used in Java? I'm looking for 'JDBC' sim…… -
Java – which one to choose between calling the function twice and storing the return value in a variable?
I have the following situation I occasionally encounter similar situations Which is more suitable for the following tw…… -
Partitioning and analyzing Java arrays using multithreading
I have to initialize a floating point [12000] 12000 times through the for loop Then I scan the array for values that e…… -
Java – calendar gettime() returns only est
Calendar cl = Calendar.getInstance(TimeZone.getTimeZone("America/Los_Angeles")); Calendar cl = Calendar.getInstance(…… -
Java – I get a dead code warning when I try to write an if condition
I received a dead code warning: Topic topic = findTopicByID(point.getIDTopic()); if (topic != null) { ... } else i……