包含标签：Java 的文章
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Java – trying to prove that the complexity of binary search is O (log (n))
I tried to prove the complexity of binary search Wikipedia says the worst case scenario is log (n) This means: If I ha…… -
Java: how to output dual type numbers to integer format if the decimal number is 0
I have a dual type array {1.0,2.3,3.45,7.8,9.0,5.0} When outputting numbers, I want numbers with a decimal of 0 to be …… -
Java – is there any way to add mywebapp-1.0-snapshot-classes Jar from attachclasses configuration in Maven war plugin to mywebapp-1.0-snapshot jar？
According to Maven war plugin FAQ, <project> ... <artifactId>mywebapp</artifactId> <version…… -
Java – adjust / zoom JComponent to the page to be printed
I'm trying to scale my component so that it can be placed on a single printed page (portrait or landscape) gDiagram.ge…… -
JSF – primefaces cannot be added as a library for ear
I want to use primefaces in my Java EE 6 (JBoss as 7.1.1final) application, which has the following structure: EAR |- …… -
Java – Apache Cordova in NetBeans 7.4
I just downloaded NetBeans 7.4 and I'm trying to explore Apache Cordova This is the log ant -f /Users/jason/NetBeansPr…… -
Java – instead of rewriting, new files are created
I am trying to write to an existing file As I saw on the forum, this code should rewrite the old file, but not rewrite…… -
Java – how to use two fragments in Android drawerlayout
I tried using Android navigationdraw – http://developer.android.com/training/implementing-navigation/nav-drawer.html &…… -
How do I display images immediately in a java applet?
I created a simple memory game in Java applet There is a problem with the card At first appearance, the image requires…… -
Java – how to detect the actual value of – Xmx param? Runtime. getRuntime(). Maxmemory() is inaccurate
In my case, this value is usually different from the - Xmx. I specified For - xmx810m, it returns 821035008, or 783mb …… -
Java – is there any way to set a “/ / $non-nls” comment for all strings in one line?
Does anyone know if you can set a / / $non-nls annotation tag for all strings in a line in Java... It might be like th…… -
Java – double quotation marks in Python, such as triple double quotation marks in Python
In Python, I can use: test = """My "cute" string""" Where double quotes are escaped Is there a way to simulate this in…… -
Can we add structures in Java?
I was asked this question in an interview and couldn't answer it I hope you can help me The question is: why don't Jav…… -
Java – add a title to an existing PDF file using pdfbox
I'm trying to add headers to an existing PDF file It works, but the headers in the existing PDF are messed up by font …… -
Build Maven jars from classes without Java sources
I want to build a maven jar artifact from the class I have no source files These classes were originally installed loc…… -
How to delete automatically generated code from NetBeans
Whenever I create a new jpanelform, NetBeans creates some automatically generated code in the initcomponents () method…… -
Java – displays the pop-up JFrame under the JTable cell?
In the past few months, I have gained a lot of experience in jtables, and I have mastered actionlisteners and creative…… -
Java serialized and non serialized objects
1) Can non serialized Java objects be sent over the network for execution by another JVM or stored in a local file sto…… -
Java – exception org. In thread “main” hibernate. Mappingexception: unknown entity:
I am using my eclipse ide log4j:WARN No appenders Could be found for logger (org.hibernate.cfg.Environment). log4j:W…… -
Java – Android Google Maps error Android view. Inflateexception: binary XML file line #6: bad start class fragment
Therefore, after performing about 15 different stack overflow problems for the same error, I have another problem abou…… -
Opencv – the cascadeclassifier in Java cannot find a face with a webcam
I tried to translate opencv cascade classifier tutorial from C to Java Works well in C This Java Tutorial works normal…… -
Java – how to use annotations to perform constructor based dependency injection on spring?
OK, so if I need to put some raw values in the constructor, what should I do? @Autowired public CustomBean(String name…… -
Java – dangling metacharacter
When I use ", '*', '(' and ')', I always receive errors about hanging metacharacters I've tried to escape those charac…… -
Xdebug, how to avoid stopping at index PHP?
I have NetBeans with CodeIgniter and Xdebug Every time it's in the loop, the index Stop on PHP Each click is a slow st…… -
Java – unable to get the selected item index in the custom arrayadapter on the listview
There is a problem with my android project because I can't get the selected project index from my list using my own ar…… -
Java – AES encrypts Android < - > different results of IOS, and the message length is > 15 bytes
I had a real problem understanding the password / encryptor on both devices 1. If we use cipher AES to encrypt message…… -
How to create custom binding types in JavaFX
I have a custom class named timeelapsed (it is immutable) Timeelapsed has a constructor that accepts a duration (which…… -
Java – Android – create animated images of simulation type for mobile
I want to create a controller like simulator to move my character in the XML layout (which looks like Playstation or X…… -
Java – use hibernate tools to generate a single table from the database HBM file
I want to create a hibernate mapping file for several (not all) tables from my database How can I do this? When I trie…… -
Java – how to avoid ArrayIndexOutOfBoundsException in this case?
See English answers > what causes a Java lang.ArrayIndexOutOfBoundsException and how do I prevent it? 23 package co…… -
Inheritance in Java – something I can’t understand
I have questions about inheritance in Java, which I can't understand: I have two classes: public class C { public …… -
Java – multiple Jackson serializers of the same return type
I'm using Jackson for JSON serialization and have written some custom string serializers, one for each getter method o……