java database programming on linux

... Table 19−1: Session Bean Interface Method setSessionContext (SessionContext ctx) Description Called when the container associates the bean with a session context The session context is usually ... java. io.Serializable; java. util.Enumeration; java. util.Vector; javax.ejb.*; javax.naming.InitialContext; javax.naming.NamingException; javax.sql.DataSource; java. rmi.*; java. util.*; public class ... customers Session beans, on the contrary, not represent persisted records; the information they contain is more transient Note that session beans may access database information via a corresponding entity...

Ngày tải lên: 14/08/2014, 06:21

... tính (attribute) Phương thức (operation) Phương thức (operation) LOGO Class diagram Class diagram II)Các thành phần class diagram 2.1 Phương thức (operation) Phương thức lớp dùng để mô tả hành ... o Mối liên kết phản thân SINHVIEN MaSV: string TenSV: string NgsinhSV: date PhoneSV: string • Kết tập (aggregation): Là quan hệ toàn phận  Một đối tượng tạo từ đối tượng khác có tính vật lý ... có tính vật lý  Biểu diễn mối liên hệ đối tượng thành phần Kết cấu (compostion): Là dạng đặc biệt quan hệ Aggregation  Nếu đối tượng bị xóa đối tượng phận bị xóa theo phận bị xóa trước toàn...

Ngày tải lên: 06/07/2014, 08:55

... specify the options for the merge and click Merge Configure global VCS options Chapter Follow these steps Choose Tools > Options and click the Advanced Options button in the Options window Expand ... Files Abbreviation Expansion ab abstract bo boolean br break ca catch { cl class cn continue df default; dowhile { ${cursor} } while (${condition}); En Enumeration eq equals Ex Exception ex extends ... check the Update Center for updates Configure Advanced IDE options Choose Tools > Options from the main menu Click the Advanced Options button in the Options window to see the the Advanced view...

Ngày tải lên: 03/10/2013, 04:20

... example section Defines a section containing text description and an optional code example description Specifies exceptions that may be generated ... No Explicit keyword For constructors For conversions For conversions No Export native functions ( declspec(dllexport)) Yes Yes No No Import native functions ( declspec(dllimport)) Yes Yes Yes No ... Exceptions R^ r = gcnew R(); try { if ( /* */ ) throw gcnew SomeException(); } catch(SomeException^ e) { // Handle SomeException; } catch(SomeOtherException^ e) { // Handle SomeOtherException }...

Ngày tải lên: 05/10/2013, 08:20

Ngày tải lên: 20/10/2013, 15:15

... objectCount; } Write the keyword const before the declaration of the field, and omit the static keyword For example: Declare a const field class Math { public const double PI = ; } Write the name...

Ngày tải lên: 20/10/2013, 15:15

Ngày tải lên: 22/10/2013, 19:15

... Description New simulation profile Opens the New Simulation dialog box Equivalent to the New Simulation Profile command on the PSpice menu Edit simulation settings Opens the Simulation Settings ... simulation Equivalent to the Run command on the Simulation menu Pause Pauses the simulation run Equivalent to the Pause command on the Simulation menu OrCAD PSpice Quick Reference PSpice toolbars (continued) ... to the Edit Simulation Settings command on the PSpice menu Run Runs the simulation Equivalent to the Run command on the PSpice menu View simulation results Opens the simulation window Equivalent...

Ngày tải lên: 23/10/2013, 07:15

Ngày tải lên: 24/10/2013, 13:15

Ngày tải lên: 24/10/2013, 13:15

Ngày tải lên: 28/10/2013, 20:15

... Do this implement all the member functions of the interface For example: class Test : IDemo { public string IDemo.Name() { } public string IDemo.Description() { } } ...

Ngày tải lên: 28/10/2013, 20:15

... Close } public virtual void Close() Release a resource at { a known point in } time in an } exception-safe manner class Example { void Use() { using (TextReader reader = ) { // use reader } } } ...

Ngày tải lên: 07/11/2013, 17:15

... interface, declare the property and implement the accessors For example: struct ScreenPosition : IScreenPosition { public int X { Implement an interface get { } property in a struct or set { } class ... To Do this interface IScreenPosition { int X { get; set; } // no body int Y { get; set; } // no body } In the class or struct that...

Ngày tải lên: 07/11/2013, 17:15

... event were a method You must supply To event Do this arguments to match the type of the event Don't forget to check whether the event is null For example: class Ticker { public event TickHandler...

Ngày tải lên: 07/11/2013, 17:15

Ngày tải lên: 15/12/2013, 00:15

... monitor resolutions supported by Macintosh and PC platforms This is not a complete listing, merely the most commonly occurring configurations Table 2-1: Common Monitor Resolutions for Personal Computers ... Shockwave formats as well as Java applets and interactive buttons created with JavaScript Chapter 22, Introduction to JavaScript, provides a general introduction to JavaScript as well as a number ... you have strong convictions that one or the other approach is the only way to go Either way, it is useful to be familiar with the whole picture and the current opinions of professional web designers...

Ngày tải lên: 21/12/2013, 05:17

... supports authentication and enable authentication on all routers on the network: — Choose the authentication password well and make sure controls are in place to keep the authentication passwords secret ... ensure that time is synchronized to approved servers only Logging (Chapter 11) • Actively monitor all logs for indications of attacks, misconfigurations, and failures • Configure logging timestamps ... filter violations — ICMP violations — Any other important filters • In environments requiring additional security, use AAA and enable AAA accounting: — Configure EXEC, System, Connection, and Network...

Ngày tải lên: 21/12/2013, 18:15