包含标签：Java 的文章
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Database table access encapsulation of java game server
There are not many database tables involved in the project, but it is very inefficient to manually splice strings for …… -
Comparison between inheriting thread class and implementing runnable interface in Java
There are two ways to create threads in Java: 1. By inheriting the thread class, override the run () method of thread …… -
Example analysis of file upload and download function implemented by struts 2 in Java
This paper describes the implementation method of file upload and download function in struts 2 in Java. Share with yo…… -
Example analysis of parsing XML using DOM in Java
DOM is a powerful parsing tool for small documents Why do you say that? Because it will load the whole XML document in…… -
Detailed explanation of the use demo of carrier pigeon push in IOS
Recently, I used carrier pigeons to push in the knowledge of push, mainly because carrier pigeons are used in the back…… -
In depth understanding of JavaBeans and beans in Java
In depth understanding of JavaBeans and beans in Java JavaBean is a special class in Java, which can encapsulate multi…… -
Basic knowledge of ios10 push (required)
preface At 1:00 a.m. Beijing time on September 14, apple officially launched the official version of IOS 10. Let's giv…… -
The second step of Java wechat development is to obtain messages and reply messages
Next, in the previous article, the first step of Java wechat development API is server access for learning. Next, the …… -
Java displays the current system time
Write applet applet to receive parameters in HTML document and display the current system time in different colors and…… -
Collection – give me a multifunctional practical use case
I want to know some actual use cases (it would be better if they had no association / binding with any programming lan…… -
Java – how to use CMU Sphinx 4 for voice and text of English voxforge model
I tried to find out how to use sphinx4 or pocketphinx with the English voxforge model, but I couldn't make it work I'v…… -
Java – streaming or custom jars in Hadoop
I run streaming media jobs on Hadoop (Amazon's EMR) and use mapper and reducer written in Python I want to know if I i…… -
Java – Hadoop – mapper constructor args
Is there any way to provide mapper constructor args in Hadoop? Libraries that may create jobs through some packaging? …… -
Optimize memory usage of string collections in Java
I have a large number of name value pairs (about 100k), and I need to store them in some kind of cache (such as hash m…… -
What is the method size of Java – JIT automatic inlining?
I've heard about JIT auto inlining small methods, such as getters (they have about 5 bytes) What is the boundary? Is t…… -
Java – is there any way to create a shortcut in eclipse and move the cursor to column n of the current row?
I have to follow some strict indentation rules for Java code In many cases, I have to jump to column 26 or 28 of the c…… -
What does this use of Java generics mean?
I want to know that the first < T > represents the following java code line I've read several tutorials on gener…… -
Data annotations – customize data annotations using RIA services
If you use riaservices with custom validatorattributes, this is one or more warning words This is senario. I am creati…… -
Java – scroll to the top of the page in a GWT application
I have a GWT application and I want to use this method to scroll to the top of the page: public static native void scr…… -
Java – place the component on the glass pane
I have a subclass of jlabel that forms a component of my GUI I have implemented the ability to drag and drop component…… -
Java – using static init blocks
I know how static init blocks work Solution When you want to initialize one or more static variables in one place It i…… -
Java. NiO channel and TLS
How to protect Java socketchannel, serversocketchannel or even datagram channel using TLS? I know there are some frame…… -
Java / JPA | query using the specified inheritance type
I am building a query on a generic table "sample", and I have several types inherited from this table "sampleone", "sa…… -
Java – JPA: extending persistence context and separating entities
There seem to be two modes to implement business transactions across multiple HTTP requests and jpas: >Entity manag…… -
Java – populate the HashMap with entries in the properties file
I want to use the properties class to populate the HashMap I want to load The entries in the propeties file, and then …… -
Java – NoClassDefFoundError does not have any class name
I tried to run Java tasks from ants I'm trying to run the "org. Apache. Tools. Ant. Launch. Launcher" class I keep get…… -
Java – how to get a heap dump from running Tomcat 7
I tried this get a heapdump on JVM from Tomcat 6 Solution The easiest way to get a heap dump is to use jmap Execute th…… -
Java – how do I get a fully qualified class name in eclipse?
Is there a quick way to click on a Java class in eclipse and get its fully qualified name, or copy it to the clipboard…… -
Java – GlassFish security – jdbcrealm: how to configure login using SHA-256 summary
I use JDBC realm to protect my GlassFish v3 0.1 b22. It is set to use the user table in my database for authentication…… -
Is there such a thing in every loop in Java?
If there is such a thing, I will imagine that the grammar is the same while(Integer item : group<Integer>; item …… -
Java – why do I get “unable to parse symbols”?
I haven't encountered any difficulties before. I have imported this project before I'm not sure what has changed I cli…… -
JavaFX: use JavaFX to embed browsers different from WebView
I am using a JavaFX application that contains several HTML, CSS, and JS files rendered by an internal WebKit browser N……