包含标签：Java 的文章
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Java – prevent SWT scrolledcomposite from eating part of it
What did I do wrong? This is my code excerpt public void createPartControl(Composite parent) { parent.setLayout(new …… -
The fastest way to write integer arrays to files in Java?
As the title says, I'm looking for the fastest way to write integer arrays to files Arrays vary in size and can actual…… -
Check whether the fastest method in string can be resolved to double in Java
I know there are a million ways to do this, but what's the fastest? This should include scientific notation Note: I'm …… -
Java – where the result set is stored when using JDBC and Oracle drivers
Once I use JDBC with the Oracle driver and run the select query, do I store the query results in Oracle memory or file…… -
Java – how to use the eclipse generated WebService client class?
I use eclipse Helios to create a web service client to consume an axis 1.4 web service The internal client package has…… -
How to set java system properties globally on OS X?
Short stories I need a system level approach to Java awt. The headless property is set to true for all Java calls That…… -
Java: what is jitc’s reflection on inflation?
I recently came across this interesting word and searched on the Internet to learn more However, the information I fou…… -
Java – in Apache POI 3.7, double values are written in numeric cells in a specific format
I need to write a double value in a numeric cell in a specific format. I mean, the generated XLS must have a numeric c…… -
java – Class. Field order returned by getfields()
Class. The Javadoc of getfields () said: "the elements in the returned array are not sorted, and there is no specific …… -
Java – JPA – eclipse link – how to change the default mode
I am using Weblogic and Oracle to program web applications public class MyCustomizer implements SessionCustomizer{ …… -
It’s slower than the sum of Java
This is the case cat sum100000000.cpp && cat sum100000000.java #include <cstdio> using namespace std; …… -
Java programming environment: Emacs or eclipse?
I'm new to Java. I need to build a programming environment (edit, compile, test, debug and deploy / make jar files) Th…… -
Java – how do I retrieve the last inserted value in my database?
Anyone can tell me about the query for the last inserted value in the database column The problem is that after using …… -
Java – why do some xhdpi phones only display images in / RES / drawable?
This is a scene There are folders: Drawable LDPI > drawable MDPI > drawable hdpi > drawable xhdpi Images (usu…… -
Java – deserialize immutablelist using gson
I use a lot of immutable collections, and I'm curious about how to deserialize them using gson No one answered. I foun…… -
Multithreading – how do I manage the return values of threads?
I created a class derived from TThread to execute queries in the background I want this class to be separate from the …… -
Why and how does this java code compile?
See English answer > which overload will get selected for null in Java? three public class Riddle { public sta…… -
Javadoc – is there an @ inheritdoc equivalent in Doxygen?
I know Javadoc will compile {@ inheritdoc}, but what is Doxygen doing? Solution There is a clear copydoc, which I thin…… -
Java – what is the “link to editor” function in eclipse?
I'm new to eclipse (and I don't know NetBeans) I'm reading the eclipse tutorial But I was stacked and couldn't underst…… -
Javafx-2 – set fonts globally in JavaFX
How do I set font types globally in JavaFX applications? Is there a solution you can use? In JavaFX 8, the default fon…… -
Java – can two threads access synchronous methods at the same time?
public class Deadlock { public class Deadlock { static class Friend { private final String name; p…… -
Memory usage of byte arrays in Java
See the English answer > java process memory check test2 public class Main{ public static void main(String[] ar…… -
Java string hashcode caching mechanism
Looking at the Java string class, we can see that the hash code is cached after the first evaluation public int hashCo…… -
Why does Java imageio smooth JPEG colors
When I see some JPG files, the color becomes flat This is a simple example. It reads a JPG and writes the same image t…… -
Why does Java allow method void with class name and type
There is already an answer to this question: > methods with same name as constructor – why? 7 Example code: //my cl…… -
GWT and JPA
I'm using GWT 1.5 3. Build database application I use JPA annotations with my objects It seems that the RPC of GWT wor…… -
Java bufferedimage, write to the underlying grid, and the pixels are offset in the final image
Sorry for the thread dead software, I tried to generate a test version, which can be found here https://www.dropbox.co…… -
Java – how to effectively use the leaderelection recipe for curators using zookeeper?
I am using the Apache cursor library to conduct leadership elections on zookeeper My application code is deployed in v…… -
Java: how to deal with a lot of fields and their encapsulation?
Suppose my task is to code a role - playing game This means, for example, I want to track a character in a role game a…… -
Java – is there a portable way to have “select first 10 * from t” semantics?
I want to read the data in 10K record blocks from the database I found result limits on Wikipedia. It seems obvious th…… -
Java – references the spring properties file using a path relative to the configuration file
I am moving properties from my spring configuration file to a separate properties file This is included in the configu…… -
Java – converts a string to a header case in JSTL
Is there any way to use JSTL tags to convert strings into header cases? Thank you in advance Solution An alternative t……