Cannot Perform This Operation On A Closed Dataset
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Dynamic DBTreeView controls are based on Virtual TreeView control. They are using clone dataset for internal data manipulation when dynamically building tree nodes and a binary search list for detecting existing nodes. They reflect all changes of...
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Yes Freeware Source:21 December, 2002 Date added:- Author:
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MY DEFINITIONS
Domain is a closed set of planar points which
satisfy a logical algebraic condition.
Primitive (atom) is a simplest domain.
Following primitives have been defined in
TDomainsEval class:
closed Ellipse with...
Yes Freeware Source:24 July, 1998 Date added:- Author:
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a VCL that allows you to perform table filter operation, by selecting columns names, operators and assigning values in a filter dialog box.
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Yes Freeware Source:30 October, 1998 Date added:- Author:
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a component that allows you to perform table filter operation by selecting columns name, operators and assigning values in a filter dialog box.
No Freeware Source:01 August, 2000 Date added:- Author:
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this program allows you to shutdown remote Windows NT computer. You must have administrative privileges on remote computer to perform this operation.
Yes Freeware Source:29 February, 2000 Date added:- Author:
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the component inherited from TListBox.
Use it to fill ListBox by data from dataset and to stored any data of dataset for each Item. You can to set a check boxes for each item of ListBox and to save check data in dataset.
this component...
Yes Freeware Source:07 August, 2009 Date added:- Author:
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TIDGUpdateSQL - the component inherited from TDataSetUpdateObject.
Using this component you can use both stored procedures and queries for updating read-only datasets. You can define relation between fields of dataset and returning values of...
Yes Freeware Source:08 February, 2000 Date added:- Author:
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Delphi/400
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the component inherited from TComboBox.
Use it to fill ComboBox by data from dataset and to stored any data of dataset for each Item. this component allows:
- to fill ComboBox from dataset( TTable, TQuery, TStoredProc )
-to keep data from...
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Yes Freeware Source:10 May, 2000 Date added:- Author:
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C++ Builder:
C1
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D1
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Database Export pack contains several components for export database data to other formats:
1. TKDatasetToText and TKDatabaseToText components for export and import one dataset and whole database to/from ASCII text files;
2. TKDatasetToHTML...
Yes Freeware Source:07 February, 2000 Date added:- Author:
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Delphi/400
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TIDGDBListView - the component inherited from TCustomListView.
Use component for filling ListView by data from dataset( TTable, TQuery, TStoredProc ). You can keep any information from record of dataset for each ListItem using FieldsList...
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Yes Freeware Source:20 March, 2003 Date added:- Author:
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Delphi/400
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this is an Edit connected to a dataset, it has many properties for the "code" field and the "description" field. So , you'll enter the description from keyboard and a new window appears together the edit filtering from the dataset those...
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No Freeware Source:28 October, 2002 Date added:- Author:
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C1
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Delphi:
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Delphi/400
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this component is a component that sync datasets. You can use it for syncing between a main dataset and a briefcase dataset. Perfect when you want to make an application that can work stand-alone or in a network. It uses two user definable fields...
Yes Freeware Source:19 May, 1999 Date added:- Author:
Shareware License:18.00 USD Price:
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C++ Builder:
C1
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Delphi:
D1
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D2005
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Delphi/400
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Kylix:
K1
K3
How often you want to open your application customized as you have closed it last time.
Very often.
this set of two components will work for you to save values of all properties you have
selected on closing your application and later to...
Yes Freeware Source:19 May, 1999 Date added:- Author:
Shareware License:18.00 USD Price:
-
C++ Builder:
C1
C3
C4
C5
C6
C2006
C2007
C2009
C2010
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Delphi:
D1
D2
D3
D4
D5
D6
D7
D8
D2005
D2006
D2007
D2009
D2010
DPHP
DPRISM
Delphi/400
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Kylix:
K1
K3
How often you want to open your application customized as you have closed it last time.
Very often.
this set of two components will work for you to save values of all properties you have
selected on closing your application and later to...
Yes Freeware Source:27 October, 1999 Date added:- Author:
Shareware License:18.00 USD Price:
-
C++ Builder:
C1
C3
C4
C5
C6
C2006
C2007
C2009
C2010
-
Delphi:
D1
D2
D3
D4
D5
D6
D7
D8
D2005
D2006
D2007
D2009
D2010
DPHP
DPRISM
Delphi/400
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Kylix:
K1
K3
How often you want to open your application customized as you have closed it last time.
Very often.
this set of two components will work for you to save values of all properties you have
selected on closing your application and later to...
Files:
No Freeware Source:01 August, 2010 Date added:- Author:
Freeware License:
-
C++ Builder:
C1
C3
C4
C5
C6
C2006
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C2010
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Delphi:
D1
D2
D3
D4
D5
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D7
D8
D2005
D2006
D2007
D2009
D2010
DPHP
DPRISM
Delphi/400
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Kylix:
K1
K3
There are many more things possible with Delphi than one can make up from the poor help files. There is not much conceptual help which is just what can be so helpful! I always try to not use any 3rd party component, so I can publish my stuff how I...
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Yes Freeware Source:05 August, 2006 Date added:- Author:
Freeware License:
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C++ Builder:
C1
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C2010
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Delphi:
D1
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DPHP
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Delphi/400
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Kylix:
K1
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this is an easy-way to export a dataset to an OpenOffice SpreedSheet.
Files:
Yes Freeware Source:03 March, 2003 Date added:- Author:
Shareware License:34.00 USD Price:
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C++ Builder:
C1
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Delphi/400
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Kylix:
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this VCL package contains two components: ThlDipSwitch, a single dipper switch control, and ThlDipSwitchPanel, a configurable bank of switches.
ThlDipSwitch may for example be used to control on/off, open/ closed or muted/unmutes states. It also...
No Freeware Source:01 November, 2002 Date added:- Author:
Shareware License:99.00 USD Price:
Add/Remove Plus! 2002 Mobile Kit helps IT personnel, consultants, technicians, VAR's, and MIS/IT managers to perform easy uninstallations on any number of PCs, keep only authorized and useful software, perform software audits to check for software...
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No Freeware Source:16 February, 2005 Date added:- Author:
Shareware License:37.00 USD Price:
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C++ Builder:
C1
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Delphi:
D1
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Delphi/400
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Kylix:
K1
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Allows end users to visually construct complex filter criteria by combining
simple filter conditions for individual items (fields in the linked dataset)
using logical operators.
The TmxDBFilterPanel automatically processes the specified...
Forum: Cannot Perform This Operation On A Closed Dataset - REPEATING FUNCTIONS (2001-01-04 00:46:34)The OnIdle event is not hardware dependent. It is called when the program has idle time. The OnIdle event is in TApplication and is a warpper...
- QREPORT & TQUERY QUESTION (D5) (2001-01-08 19:12:35)though in your question you said that the dataset property of the quickreport is configured but i bet that you have not because that is the only...
- HOW SETTING AND GETTING PLAYBACK RATE CAN BE PERFORM ON WAVE FILES? (2001-01-08 18:35:36)This link describes some API routines dealing Wave files.
At the end of the article is the E-Mail address of the author.
Perhaps he will be...
- IS OPERATOR OVERLOADING POSSIBLE IN DELPHI? (2001-01-11 12:27:48)operator overloading is where you overload a + > = - operator, etc so that when you use the operator for a given class, then it would perform your...
- DB COMBO PBS (2001-05-03 18:50:23)Thanks, but all of the properties (ListSource, DataSet and the corresponding LookUp fields) have been correctly set (I think), in fact some of the...
- WINDOWS 95/98 NETWORK LOGON API CALL????? (2001-01-15 18:51:15)This isn't the answer to your question, just another way to do that : when user has logged, you display the licence, and if the user click on "I...
- HOW TO SAVE A BLOBFIELD IN DATABASE FROM THE OLE OBJECT (2002-02-20 13:19:59)To Mystika :
thank you very much.
- TRICHTEXT AUTOSCROLL PROBLEM (2001-01-20 09:28:47)You might try something like this after each new message arrives.
Richedit.Perform(WM_VSCROLL, SB_BOTTOM,0);
Richedit.Perform(WM_VSCROLL,...
- HOW CAN I FIND THAT NOTEPAD IS CLOSED OR NOT ? (2001-01-22 00:49:40)I'm happy for you, but I hope you're aware that you are actually doing a mistake which can be source of bug :)
- DELPHI COMPONENT (2001-01-21 06:55:08)Hey!
All i can suggest you is a piece of code (really confusing one) but I think that will do the job. Well... here it is... a long one but...
News: Cannot Perform This Operation On A Closed Dataset Etv Library v3.4 released - 29 June, 2001 Etv Software released Etv Library 3.4, the complete db component pack for rapid development of professional db applications in Borland Delphi. Storage library version1.5 - 04 August, 2000 Storage library - elegant way for working with application settings. Hierarchical structure of then data; operation with ini files, Registry,... Etv Library v3.2 - 27 December, 1999 Etv Software released Etv library 3.2, the full db component pack for rapid development of professional db applications.
Now available... Etv Library v3.2 released - 18 December, 1999 Etv Software released Etv library 3.2, the full db component pack for rapid development of professional db applications.
Available versions... Storage library 2.54 released - 17 February, 2002 Storage library - elegant way for working with application settings. C++Builder6 support now! Components for data showing in the... Articles: Cannot Perform This Operation On A Closed Dataset Using the Client Dataset in File-Based Architecture - 06 July, 2009 - mibA client dataset can be used as a fully functional file-based dataset in a single-tier application as well as the client part of a multi-tiered application. A file-based application is the simplest form of database application, and it does not... Demystifying the Client Dataset - 03 July, 2009 - EnaThe TClient Dataset component available in Delphi encapsulates a lot more features than one would expect from a dataset component. TClient DataSet is a specialized component that holds data in-memory and can be used effectively in different... Delphi and the DOM - 26 June, 2009 - EnaWelcome to the second part of a four-part series on Delphi and the DOM. In the first article, we discussed Delphi and XML. Now that you have some idea of the core elements of XML documents, we can talk about how to manipulate them in... Tips: Cannot Perform This Operation On A Closed Dataset To use TClientDataset as memory dataset - 03 April, 2003 - Mike Shkolnik As you know starting from Delphi 3, Borland included TClientDataset
component as a database-independent engine.
Generally this component is used for multi-tier environments when you
transfer from server application to... to print the TTreeView and TListView - 22 April, 2004 - Mike Shkolnik Standard TTreeView and TListView allow to print the contents to any
canvas (bitmap or printer etc). All what you need is to send the
WM_PRINT message.
The code below demonstrate how you may print to bitmap file:
... to select a recipient from addressbook - 17 July, 2001 - Mike Shkolnik Q:
How can I select a recipient from addressbook?
A:
Today I want to post a tip about copying of recipients from
default addressbook. For example, user must select a list of recipients
and you'll process... to change a font for TListView - 03 December, 2003 - Mike Shkolnik Today I want to show how to use the API calls and change a font for
ListView header without any extended programming and custom drawing.
For example, you have the ListView1 instance and want to set a bold font
for... Determine if three 3D Points are collinear to each other - 28 March, 2004 - Arash Partow Function Collinear(x1,y1,z1,x2,y2,z2,x3,y3,z3:Double):Boolean;
Var Dx1,Dx2 : Double;
Dy1,Dy2 : Double;
Dz1,Dz2 : Double;
Cx,Cy,Cz : Double;
//Var AB,AC,BC:Double;
Begin
{find... |
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