Developer’s Guide Borland Delphi 7 for Windows PHẦN 5 docx

... This information is different for each type of connection component: • For information about describing a BDE-based connection, see “Identifying the database” on page 26-14. • For information ... generates a BeforeDisconnect event, where you can perform any cleanup before the connection closes. For example, you can use this event to cache information about all open datasets before...

Ngày tải lên: 12/08/2014, 09:21

... of any items it contains. • TQueryForm, which generates an HTML form for displaying or reading application-defined values. For example, you can use this form for displaying and submitting parameter ... COM server. For information on how to write this Web server application using Web Broker, see Chapter 34, “Using Web Broker.”. For more information on using WebSnap, see Chapter...

Ngày tải lên: 12/08/2014, 09:21

... 3 -5 5.1 Values for the Origin parameter . . . . . . 5- 5 5. 2 Open modes . . . . . . . . . . . . . . . . . 5 -7 5. 3 Share modes . . . . . . . . . . . . . . . . . 5 -7 5. 4 Shared modes available for ... . . . . . . . 5 -7 5. 5 Attribute constants and values. . . . . . . 5- 9 5. 6 Classes for managing lists . . . . . . . . .5- 14 5 .7 String comparison routines . ....

Ngày tải lên: 12/08/2014, 09:21

... doing cross- platform development, not one package using $IFDEFs. • In general, use $IFDEF MSWINDOWS to test for any Windows platform including WIN32. Reserve the use of $IFDEF WIN32 for distinguishing ... change. 2 Rename your form files (.dfm) to cross-platform form files (.xfm). For example, rename unit1.dfm to unit1.xfm. Or add an $IFDEF compiler directive. An .xfm form file wo...

Ngày tải lên: 12/08/2014, 09:21

... settings must be coordinated. For more information about using DisplayFormat, EditFormat, and EditMask, see “Controlling and masking user input” on page 25- 15. Setting field component properties ... automatically added to the form’s or data module’s type declaration. 6 Place code that calculates values for the field in the OnCalcFields event handler for the dataset. For more inf...

Ngày tải lên: 12/08/2014, 09:21

... resource management supplied by Microsoft Transaction Server (MTS) (for versions of Windows prior to Windows 2000) or COM+ (for Windows 2000 and later). These objects are designed to work in a ... later. For now, consider the port number a numeric code for the service. If you are implementing a standard service for use in cross-platform applications, Linux socket objects pr...

Ngày tải lên: 12/08/2014, 09:21

... <OBJECT> and <PARAM> as follows: <OBJECT CLASSID="clsid:6980CB99-f75D-84cf-B 254 -55 CA55A69 452 "> <PARAM NAME="LPKPath" VALUE="ctrllic.lpk"> </OBJECT> The ... using a wizard. For that information, refer to your Microsoft Developer’s Network (MSDN) documentation or search the Microsoft Web site for ActiveX information. 45...

Ngày tải lên: 12/08/2014, 09:21

... through 23 :59 :59 .9999999 and can hold from 8 characters (hh:mm:ss) to 16 char- acters (hh:mm:ss:nnnnnnn), where n represents fractional seconds. For ex- ample, 13: 45: 25. 5 literally means that it is 1: 45: 25 ... support for customers using SQL Server 2000 and 20 05. In his seven years as an IT professional, he has worked in many areas of information technology, including Windows...

Ngày tải lên: 31/03/2014, 21:22

... GJ 7 1 50 C AOO SJ 7 1 50 P AOO AE 1 1 52 .5 C AOO ME 1 1 52 .5 P AOO AK 1 1 55 C AOO MK 1 1 55 P AOO BK 2 1 55 C AOO NK 2 1 55 P AOO DK 4 1 55 C AOO PK 4 1 55 P AOO GK 7 1 55 C AOO SK 7 1 55 P AOO ... DN 4 1 70 C AOO PN 4 1 70 P AOO GN 7 1 70 C AOO SN 7 1 70 P AOO AO 1 1 75 C AOO MO 1 1 75 P AOO BO 2 1 75 C AOO NO 2 1 75 P AOO DO 4 1 75 C AOO PO 4 1...

Ngày tải lên: 09/08/2014, 16:20

... of short calls)] – net credit In this case, the upside breakeven is $ 75 . 75 : 60 + {[(60 – 50 ) × 2] ÷ (3 – 2)} – 4. 25 = $ 75 . 75 . The downside breakeven is simply computed by adding the lower strike ... credit of $ 850 : (8 .50 × 100) = $ 850 . The two long calls also cost $ 850 : (2 × 4. 25) × 100 = $ 850 . Therefore, this trade can be placed at even. While the call ratio backspread...

Ngày tải lên: 09/08/2014, 16:20