Beginning Visual C plus plus phần 7 pot

... Demo- VariableDeclare.aspx in the code download): string strCarType1, strCarType2, strCarType3; strCarType1 = "Buick"; strCarType2 = "Cadillac"; strCarType3 = "Pontiac"; You can ... (Page.IsPostBack) 69 Server Controls and Variables Then for each possible city choice, we check if it was selected; if yes, we add the city name to the msgCitiesList variable. The tri...

Ngày tải lên: 13/08/2014, 04:21

... Page_Load"); MakeItalic(Label1, CheckBox1.Checked); MakeItalic(Label2, CheckBox2.Checked); MakeItalic(Label3, CheckBox3.Checked); } void MakeItalic(Label TargetLabel, bool ItalicYN) { Trace.Write("NOTE ... custom objects (Chapter 7) . Functions perform a task in a block of code that is separate from the main body of code. The code in a function is executed when it is called. The f...

Ngày tải lên: 13/08/2014, 04:21

... runat="server" DataSourceControlID="AccessDataSourceControl2" BorderColor="#CCCCCC" AllowSorting="true" DataMember="Suppliers" AllowPaging="true" BackColor="White" ... elements: Attribute Description DataSourceControlID This contains the ID of the data source control from which data will be fetched. In this case, it'...

Ngày tải lên: 13/08/2014, 04:21

... In C# , this is achieved by stacking catch blocks one after another. If an exception is thrown from the try block, the code will pass the Exception object created down the chain of catch blocks ... that code blocks preceded with catch (Exception e) always come last in the set? Well, no – you can define a catch block that is even more general that this one. The catch (Exception e) block...

Ngày tải lên: 13/08/2014, 04:21

... can simply pass NULL. If cancel requests are accepted, there is a second level of control the thread can take, the cancel type, which is set with pthread_setcanceltype. 498 Chapter 12 b544 977 ... { s_create_new_database = 0, s_get_cdc_entry, s_get_cdt_entry, s_add_cdc_entry, s_add_cdt_entry, s_del_cdc_entry, s_del_cdt_entry, s_find_cdc_entry } client_request_e; typedef enum { r_success ......

Ngày tải lên: 09/08/2014, 14:21

... application. Figure 10-1 Wrox Data Access Component Database WDABase Class WDAProjects Class WDAGroups Class WDACrypto Class Data Access Layer Wrox Business Logic Component WBLProjects Class WBLGroups Class Business ... DataSet MyBase.FillDataSet(GetProject, “Project”) Catch ExceptionErr As Exception Throw New System.Exception(ExceptionErr.Message, _ ExceptionErr.InnerException) End Try End F...

Ngày tải lên: 12/08/2014, 10:21

... procedure UpdateUser = ExecuteStoredProcedure() Catch ExceptionErr As Exception Throw New System.Exception(ExceptionErr.Message, _ ExceptionErr.InnerException) End Try End Function Oracle Public Function UpdateUser(ByVal ... TRY BEGIN CATCH BEGIN RAISERROR(‘Update timesheet item failed.’,18,1) RETURN END END CATCH Click the Save icon on the toolbar to create the stored procedure. Oracle CREA...

Ngày tải lên: 12/08/2014, 10:21

... the sample file in its place: # cp /etc/dhcpd.conf /etc/dhcpd.conf.backup # cp /usr/share/doc/dhcp−3.0pl1/dhcpd.conf.sample /etc/dhcpd.conf Now open the /etc/dhcpd.conf file, using gedit or another ... in other sections of this chapter − the service in question is called cups), or by using the service command at the command line to control the cups script: # service cups Usage: cupsd {start|...

Ngày tải lên: 13/08/2014, 04:21

... Elements.cpp: // Constructor for a curve object CCurve::CCurve(COLORREF aColor) { m_Color = aColor; m_EnclosingRect = CRect(0,0,0,0); m_Pen = 1; } // Draw a curve void CCurve::Draw(CDC* pDC) { } Neither ... a circle solely by its enclosing rectangle, so the class definition is: // Class defining a circle object class CCircle: public CElement { public: ~CCircle(void); virtual void Draw(CDC* pD...

Ngày tải lên: 12/08/2014, 10:21

... 8-bit characters, but the compiler ensures it is converted to a wide-character string. You can access individual characters in a string by using a subscript just like an array, and the first char- acter ... initialized each time the function is called and is destroyed when the function ends, so you get a completely new reference created each time you use the function. 248 Chapter 5 08_ 571 97...

Ngày tải lên: 12/08/2014, 10:21