包含标签：Java 的文章
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Java – improve protocol buffer performance
I'm writing an application that needs to quickly deserialize millions of messages from a single file The main function…… -
Java: get the class of the inherited class from the static method
I have the following problems in Java: class Base { static void foo() { // I want to get Derived class…… -
Java – how do I start and continue running HSQLDB in server mode in my web application?
I don't want to use it in embedded mode because I may allow other external applications to access it And I want to sta…… -
Unable to parse Java Lang.Object type – eclipse buildpath does not work properly
I encountered an eclipse problem on Mac OSX mountain lion I recently installed the Android SDK. In my java project, I …… -
Java – incorrect MySQL date value: null
I'm trying to update a table from a Java application where a column may be null I tried several different methods, but…… -
Java EE – inject CDI managed beans into custom Shiro authorizationrealm
In the application I'm building, we use direct Java 6 EE and JBoss (without spring, etc.), JPA / Hibernate, JSF, CDI a…… -
Java – spring JPA MVC – error creating bean
I developed a spring JPA project in eclipse to access the data stored in the MySQL server Now I need to import this pr…… -
The java compiler does not give all errors at once
System.out.println("First eror :: without semicolon ") // first Error System.out.println("First eror :: without semi…… -
Java – what is a component
I listen to podcast Java pose. There are often discussions about components here (note that components are not (clear)…… -
Automatically increase the build number in the Java project
I am using a version system represented by abbuild, where a is the overall Version (the prototype is alpha, the beta v…… -
Java – use annotations for tracking
I've been using a company code base with a strategy to write a large number of tracking records Therefore, each method…… -
Java – add code to package private library method
I have a library class that contains private methods Overriding this method directly through subclasses is not optiona…… -
Java RSA encryption class
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Java random number generation method (range, distribution mode, type and seed can be specified)
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Java QR code tool class (QR code generation and analysis)
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Dom4j parsing XML file example
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Httpclient tool class
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Summary of common methods of Apache commons Lang package
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Jpg image file scaling Java class (scale by specified scale, scale by specified width and height)
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Regular expression validation date format in Java
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Java code to get the remaining space on the hard disk
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Simple java crawler crawling web page implementation code
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Java operation file class (file decompression, file addition, deletion, modification and query)
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Upload files to FTP server Java code
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A small example of using quartz in spring
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Java calls the browser to open the URL (supports Mac, UNIX, Linux, windows)
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Introduction to Apache commons exec and implementation of simple ping command method call
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Java uses regular to extract numbers from strings (for example, to extract verification codes from text messages)
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Image compression, thumbnail generation Java class
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Java example of importing CSV file into MySQL table
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Java greedy snake fast immortal version
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Java calculator
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