... } } UsingDataAccess Objects Dataaccess objects (DAO) enable you to separate business and dataaccess logic inside Enterprise JavaBeans DAOs provide a simple API with which to access the database ... CustomerBean .java file, as shown in Listing 19−7 Listing 19−7: CustomerBMPBean .java import import import import import import javax.ejb.*; java. io.*; java. rmi.*; java. sql.*; javax.naming.*; javax.sql.*; ... file stream by using an instance of java. io.FileOutputStream to save data 350 Chapter 19: Accessing Data with Enterprise JavaBeans to a file and retrieving the data via an instance of java. io.FileInputStream...
... PUBLIC "|" sy SYSTEM "|" cd CDATA em EMPTY en ENTITY ens ENTITIES fi #FIXED im #IMPLIED nm NMTOKEN nms NMTOKENS nn NOTATION pc 96 Expansion #PCDATA Chapter Quick Reference Using NetBeansTM 5.0 IDE ... expand the Editing node and select Java Sources in the left pane of the window Set properties as desired in the right pane of the window Chapter Quick Reference Using NetBeansTM 5.0 IDE To perform ... selected, then the whole file is reformatted Chapter Quick Reference Using NetBeansTM 5.0 IDE Source Editor Abbreviations for Java Files Abbreviation Expansion ab abstract bo boolean br break ca...
... handle R% rref = *r; i = rref.P; // Access a member using the operator The gcnew Keyword R^ r = gcnew R; // gcnew using default constructor r = gcnew R(); // gcnew using default constructor r = gcnew ... default accessibility ref class R { /* */ }; ref struct Declares a managed struct with public default accessibility ref struct S { /* */ }; value class Declares a value type with private default accessibility ... using namespace msclr; auto_handle auto_r = R::ReturnHandleToNewR(); The lock Class #include using namespace msclr; void f(R^ r) { lock lockr(r); /* sensitive code using...
... name of the class, followed by a period, followed by the name of the static field For example: Access a static field double area = Math.PI * radius * radius; ...
... menu (on the Plot menu) Mark data points Marks data points on analog traces Equivalent to selecting the Mark Data Points option in the Probe Options dialog box (accessed by choosing the Options ... menu) Open Opens a data file Equivalent to the Open command on the File menu Append file Opens the Append dialog box, which you use to append a data file to the current waveform data Equivalent ... Zooms to fit a selected area Equivalent to the Area command on the View menu Zoom to fit data Zooms to show all data in the plot Equivalent to the Fit command on the View menu New model Inserts a...
... To Do this Release the resource with a using statement For example: class TextReader : IDisposable { public virtual void Dispose() { // ... resource at { a known point in } time in an } exception-safe manner class Example { void Use() { using (TextReader reader = ) { // use reader } } } ...
... } In the class or struct that implements the interface, declare the property and implement the accessors For example: struct ScreenPosition : IScreenPosition { public int X { Implement an interface...
... delegate instance (of the same type as the event), and detach the delegate instance from the event by using the –= operator For example: Unsubscribe from an event Raise an class Clock { public void...
... vulnerabilities Basic Access Control (Chapter 3) • Secure physical access to the router (See Appendix B) • Secure console access with the login and password commands • Disable or secure AUX access with ... • Configure key ACLs to record access violations Recommended ACL logging includes: — Antispoofing violations — VTY access attempts — HTTP access attempts — SNMP access attempts — Route filter ... default to open access with no authentication • Do not use standard TACACS for privileged-level access • If any version of TACACS is used for the enable password—privileged-level access then set...