... Typed DataSet Problem When a column in a database has a null value, you want the value in the DataSet to be a string indicating that no value is available. Solution Use annotations in the ... the default or annotated schema file is used. In either case, data is loaded into the DataSet. A row is added to the Categories table with a Description value of null. The data in the table is ... Description values are replaced with the string "- no description available -". The annotations are marked in bold in Example 2-25 . Example 2-25. File: TypedDataSets\CategoriesDS_AnnotatedNull.xsd...
Ngày tải lên: 14/12/2013, 18:16
... of lblSQLString. Then the string is used in a data adapter that was created to fill the dtResults data table. Last, the data table is set as the data source for dgResults. Listing 6.7 frmHowTo6_3.vb: ... placing your use of wild cards and allowing for ranges of values, you can make your applications and the querying of data more versatile than ever! Label Text To TextBox Name txtFromDate ... MyBase.Load GenerateData() End Sub 3. In the class module for the form, add the code in Listing 6.7 to create the GenerateData routine. After creating the SQL statement, this routine assigns...
Ngày tải lên: 14/12/2013, 20:16
Báo cáo toán học: "COMPOSITION SUM IDENTITIES RELATED TO THE DISTRIBUTION OF COORDINATE VALUES IN A DISCRETE SIMPLEX" pptx
Ngày tải lên: 07/08/2014, 06:20
Tài liệu Determining the Length of Columns in a SQL Server Table doc
Ngày tải lên: 24/12/2013, 05:15
Calculations in a Pivot Table
... Labels area, Years and Date are in the Row Labels area, and Units is in the Values area. If you calculate a running total with Date as the base field: ã The subtotals for Years are automatically ... each sales manager. In your pivot table, Sales Manager is in the Row Labels area, Category is in the Column Labels area, and Units is in the Values area (see the table at the left in Figure 3-18). ... workbook. Workaround A pivot table won’t calculate a unique count. You could add a column to the source data, and then add that field to the pivot table. For example, add a column in the source data, with...
Ngày tải lên: 09/10/2013, 12:20
Tài liệu Count Ulrich of Lindburg A Tale of the Reformation in Germany pptx
Ngày tải lên: 21/02/2014, 14:20
Tiểu luận phương pháp nghiên cứu khoa học: Service personal values and customer loyalty A study of banking services in a transitio nal economy
Ngày tải lên: 05/06/2014, 12:45
báo cáo hóa học:" Single column locking plate fixation is inadequate in two column acetabular fractures. A biomechanical analysis" doc
Ngày tải lên: 20/06/2014, 04:20
Báo cáo hóa học: " EXISTENCE OF ZEROS FOR OPERATORS TAKING THEIR VALUES IN THE DUAL OF A BANACH SPACE" potx
Ngày tải lên: 23/06/2014, 00:20
Báo cáo khoa hoc:" A sampling method for estimating the accuracy of predicted breeding values in genetic evaluation" potx
Ngày tải lên: 09/08/2014, 18:21
Báo cáo y học: "Baseline cerebral oximetry values in cardiac and vascular surgery patients: a prospective observational study" doc
Ngày tải lên: 10/08/2014, 09:22
Báo cáo y học: " Unique features of HLA-mediated HIV evolution in a Mexican cohort: a comparative study" ppt
Ngày tải lên: 12/08/2014, 23:21
Multithreaded Programming in a Microsoft Win32* Environment
... the main program is busy doing something, the other threads can handle the user inputs and perform the tasks. For example, if a user wants to cancel bringing in a large amount of data from a web ... threads to handle individual tasks. For instance, if a thread performing activity A spends a significant amount of time waiting for an I/O operation to complete, another thread can be created ... pressing a button or constantly interacting with the program, are independent activities. The performance of an application can be improved by creating a separate thread for performing each of...
Ngày tải lên: 12/09/2012, 14:40
Báo cáo y học: "Emergency intraosseous access in a helicopter emergency medical service: a retrospective study"
... critically ill patients in emergency situations. As part of their HEMS training programme, intraosseous training was given using man- ual needles, Bone Injection Guns, and EZ-IOđ on both manikins and ... Heltne 1,2,3 Abstract Background: Intraosseous access (IO) is a method for providing vascular access in out-of-hospital resuscitation of critically ill and injured patients when traditional intravenous access ... Newer intraosseous techniques may enable faster and more reliable vascular access, and this can lower the threshold for intraosseous access on both adult and paediatric patients in critical situations....
Ngày tải lên: 25/10/2012, 10:02
Báo cáo y học: "Management of chest pain: exploring the views and experiences of chiropractors and medical practitioners in a focus group interview"
... objective was to gain insight into the care and management of patients with muscu- loskeletal chest pain as experienced by both those with chiropractic training, medical training or combined train- ing. Methods Data ... competencies, and standards for referrals and sharing of clinical informa- tion that may improve current and future cross-discipli- nary coordination of care for chest pain patients. Clinical and health ... hospi- talization in patients with chest pain. JAMA 1997, 278:1670-1676. 41. Bing ML, Abel RL, Sabharwal K, McCauley C, Zaldivar K: Imple- menting a clinical pathway for the treatment of Medicare patients...
Ngày tải lên: 25/10/2012, 10:06
Báo cáo y học: "Users' guides to the medical literature: how to use an article about mortality in a humanitarian emergency"
... births and deaths, rather than simply summary counts. Inaccura- cies in collecting reports of births and deaths may bias assessment of mortality rates. Interpretations of births or deaths may be inaccurate ... studies in conflict settings as diverse as Angola [27], Afghanistan [28], and Burma (Myanmar) [29]. If a study omits children in addressing population mortality, findings may exclude a large por- tion ... Uppsala Conflict Database Program (a database that contains information on armed conflicts of the world since 1989) [5], and the Database on the Human Impact of Complex Emergencies (CE-DAT) [6]. Using...
Ngày tải lên: 25/10/2012, 10:31
Báo cáo y học: "Strict glycaemic control in patients hospitalised in a mixed medical and surgical intensive care unit: a randomised clinical trial"
... Alvaro Mauricio Quintero 3 , Luis Gabriel González 3 , Nora Elena Saldarriaga 4 , Marisol Bedoya 1 , Juan Manuel Toro 5 , Jorge Byron Velásquez 4 , Juan Carlos Valencia 4 , Clara Maria Arango 5 , ... glycaemic control in patients hospitalised in a mixed medical and surgical intensive care unit: a randomised clinical trial Gisela Del Carmen De La Rosa 1 , Jorge Hernando Donado 2 , Alvaro ... Arango 5 , Pablo Henrique Aleman 1 , Esdras Martin Vasquez 4 , Juan Carlos Chavarriaga 4 , Andrés Yepes 4 , William Pulido 4 , Carlos Alberto Cadavid 1 and Grupo de Investigacion en Cuidado intensivo:...
Ngày tải lên: 25/10/2012, 10:35