oracle java development kit jdk

Tags: today window user new version IMA ACL time system logsThe most prominent location on the official web site only shows the latest version of the Java se jdk download link, because it is English, if the English is not very good, looking for the previous JDK version will take a long time, and may not be able to find in the hidden location of the previous versi

1 environmentUbuntu 12.04 32-bit system in VMware virtual machines2 Specific installation steps① Download the latest JDK packageNote that the JDK distinguishes between 32-bit and 64-bit versions and is compatible with Ubuntu.Http://www.oracle.com/technetwork/java/javase/downloads/jdk7-downloads-1880260.html② Create a directory, unzip the Tarballmkdir USR/LIB/JVMM

Recently, the company leader told the next product, may involve Oracle database, formerly used most is MSSQL, some time ago learned MySQL is also a little used. Oracle has not been contacted. Should have done for me before. NET development, so data access interface this piece, involves the ashx WCF webserver these, learned the next servlet feel these technologies

One: Install JDK and JRE;(1) There are two ways: 1, install from the official website, 2, install the green version(2) Configuring environment variablesUnder System variables, configure the following:(1) New variable name: Java_home variable Value: D:\Java\jdk1.6.0_12 (This is just my JDK installation path)(2) Edit, variable name: path at the top of the variable

Label:First, the Oracle database installed on the computer, the installation of Oracle database in common sense, the direct download of the installation is OK, but midway is a problem, because my system is Win7 the client clients of Oracle does not support Win7 64, Even 64 of the system can only download 32-bit client installation, where I reuse ghost to restore

I didn't want to write any articles similar to the tutorial, because since it is called a tutorial, it will be able to go through the test of history, for cainiao programmers like me, I just like to share some of my experiences as I like. There is no way to think about it. However, I can't help but explain some problems, because many "tutorials" on the Internet are leading beginners to errors, and some of them are mistakes I personally understand, some authors have never developed but can write

I didn't want to write any articles similar to the tutorial, because since it is called a tutorial, it will be able to go through the test of history, for Cainiao programmers like me, I just like to share some of my experiences as I like. There is no way to think about it. However, I can't help but explain some problems, because many "tutorials" on the Internet are leading beginners to errors, and some of them are mistakes I personally understand, some authors have never develo

different technology architecture from traditional application development, including many components that simplify and standardize the development and deployment of application systems, thus improving portability, security, and reuse value.Java EE Core is a set of technical specifications and guidelines, including various types of components, service architecture and technical level, all have common stand

Customerdao interface, and use JDBC to complete the corresponding database operation.Summarize:1. use config to load the database configuration file so that if you change the configuration of the database, you only need to change the configuration information in the file, you do not have to modify the code. 2.thefunction operation in the Bank class, the operation of the function "equals to the foreground display", Daoimpl in the database operation request "database request part", and then retu

1.Java development generate UUID or GUID method// 36-bit, with dash // 32-bit, remove the middle dash Java.util.UUID.randomUUID (). toString (). ReplaceAll ("-", "" ");2.Javascript development generate UUID or GUID method/*parameter Middle_line true: with an underscore false without an underscore*/function NewGuid (middle_line) {var length= 32; var result= "";

Oracle's JDBC driver three main categories: 1. JDBC OCI:OCI is an abbreviation for Oracle call interface, which is similar to the traditional ODBC driver. Because it requires Oracle call Interface and NET8, it needs to install the client software on a machine that is running the Java program using this driver, essentially using the OCI and server configuration p

Problem one: such as Paugaca JDBC driver: Normally we have three ways to load drivers: 1) class.forname (string) this would like to be a class specified by a String that initializes the static content of the driver at load time, ClassLoader In fact, the driver class called the Drivermanager.registerdriver (driver) method 2 Use System Properties: System.getproperty (). Load (new FileInputStream ("Property File")); The advantage of specifying Jdbc.driver=drivername in a property file is that y

Problem one: such as Paugaca JDBC driver: Normally we have three ways to load drivers: 1) class.forname (string) this would like to be a class specified by a String that initializes the static content of the driver at load time, ClassLoader In fact, the driver class called the Drivermanager.registerdriver (driver) method 2 Use System Properties: System.getproperty (). Load (new FileInputStream ("Property File")); The advantage of specifying Jdbc.driver=drivername in a property file is that y