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20091230 aix
crontab -l>huangyan20091230 ---copy information to the root of server
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20091230
db2 connect to brio8rep user zhaocong using lily0906 db2set db2set db2codepage=1208
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unix
Q13: Write a shell script. to append "snork" to the file "test" but only if "test" already exists. [ -f test ] && echo "snork" >> test ||:Q13: Wri...
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Static Variables and Methods
Things you can mark as static:■ Methods■ Variables■ A class nested within another class, but not within a method .■ Initialization blocksThings you can't mark as static:■ Constructors (makes no ...
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Instance Variables
instance variables■ Can use any of the four access levels (which means they can be marked withany of the three access modifiers)■ Can be marked final■ Can be marked transient■ Cannot be marked abs...
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Methods with Variable Argument Lists (var-args)
■ arguments The things you specify between the parentheses when you're invoking a method: doStuff("a", 2); // invoking doStuff, so a & 2 are arguments■ parameters...
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Nonaccess Member Modifiers
final and abstract,transient, synchronized, native, strictfp,staticFinal MethodsThe final keyword prevents a method from being overridden in a subclass, and isoften used to enforce the API functionali...
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Local Variables and Access Modifiers
There is never a case where an access modifier can be applied to a local variable. In fact, there is only one modifier that can ever b...
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protected ,default on class member
protected修饰符作用在类成员时，想当于package-level+inheritance,就是说同一个包内的可以访问，在包外，只有子类可以通过继承访问default修饰符作用在类成员时，只有包内可以访问，其他的都不可访问子类继...
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Declare Class Members
Access Modifiers ■ public ■ protected ■ default ■ private■ Whether me...
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Declare Interfaces
When you create an interface, you're defining a contract for what a class can do,without saying anything about how the class will do it. An interface is a contract.how the methods and variable...
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Declare Classes
Source File Declaration Rules ■ There can be only one public class per source code file. ■ Comments can appear at the begi...
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Java Identifiers
legal identifiers must be composed of only Unicode characters,numbers, currency symbols, and connecting characters (like underscores). &n...
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book name
Apress.Expert.Shell.Scripting.Jan.2009.pdfApress.Expert.Oracle.Database.10g.Administration
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url
http://www.oracle.com/technology/tech/linux/install/files/oracle-database-10gr2-kubuntu-dapper.txthttp://revtech0.ash.com/blog.htmlhttp://www.pythian.com/news/549/installing-oracle-11g-on-ubuntu-l...
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linux 下oracle的安裝
1.安裝必須的軟件2.創建相關的組和用戶 需要創建3個操作系統組，分別為OSDBA,OSOPER和ORAINVENTORY(oracle清單組)。OSDBA組的默認名是dba...
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english saying
1．现在睡觉的话会做梦而现在学习的话会让梦实现 This moment will nap, you will have a dream; But this moment study,you wil...
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shell
http://www.linuxsir.org/main/doc/abs/abs3.7cnhtm/index.htmlQ13: Write a shell script. to append "snork" to the file "test" but only if "test" already exists.if [-e "test"]then &...
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jsp include directive, jsp:include action, jsp:plugin action compare
1.jsp include directive <%@ include file="Relative URL" %> 可以通過該指令將代碼在主頁面編譯成Servlet之前加入到主頁面,加入的頁面可以包括字段的定義,一些cont...
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prepare
good morning, it's really a great honor to have this opportunity to introduce myself. my name is shenzhibin,i'm from henan university of technolog,major in computer science and technolog. i worked at ...
