adding rows with optional values to tables

... AutoIncrementSeed and AutoIncrementStep properties are both set to -1 to ensure that when the DataSet is ultimately resolved to the data source, the values not conflict with values within the data source ... ds .Tables[ CHILDTABLENAME] .Rows. Add(new object[] {null, (int)parentRow[PARENTID_FIELD], Guid.NewGuid().ToString(), Guid.NewGuid().ToString( )}); } } Discussion The example adds a single row to ... random number of rows from one to five to the child table The auto-increment primary key of the parent table is used as the foreign key value when constructing the records added to the child table...

Ngày tải lên: 21/01/2014, 11:20

... “similar” to the patient with the missing GCS score In order to impute a particular GCS score, this method sorts patients both with observed values and those with missing values for this score into ... then tested on the same set of data used to build it However, it is not ideal to test the model with the same data used to build it, and to allow comparison with the data mining methods presented ... with missing GCS scores will then have their missing values replaced with observed values selected at random, with replacement, from patients in the same subset i.e patients who are similar with...

Ngày tải lên: 28/03/2014, 23:20

... the analyst associates with the answers of the expert i, to a certain set of questions related to an objective variable; xi is the ranking of a factor/process with regard to its relatively influential ... current analysis is to determine the order of importance of the factors/processes provided by the model and to compare them with the experts’ experiences Therefore, the total BOD load to the coastal ... million tonnes Together with the sediment load, the Jeneberang carries nutrients and freshwater towards the sea, resulting in a higher nutrient level and lower salinity near the shore, compared to...

Ngày tải lên: 06/11/2012, 10:35

... schema to the copy table DataTable dtCopy = dt.Clone( ); if(rowRadioButton.Checked) { // Use ImportRow method to import the first three rows for (int i = 0; i < 3; i++) { dtCopy.ImportRow(dt .Rows[ i]); ... dtCopy.ImportRow(categoryView[i].Row); } } // Bind the default view of the copy table to the grid dataGrid.DataSource = dtCopy.DefaultView; Discussion Rows can be copied between tables using the ImportRow( ) methods of the DataTable ... (selectRadioButton.Checked) { // Copy using result of Select( ) method foreach(DataRow row in dt.Select(ORDERID_FIELD + "

Ngày tải lên: 28/10/2013, 18:15

... object to the System.DBNull.Value using an equality operator If the stored procedure accepts optional parameters—parameters for which a default value is specified—you can set these parameters to ... the Parameter object to System.DBNull.Value To test for a null value, the IsDBNull( ) method returns a Boolean value that indicates whether an object expression evaluates to System.DBNull This ... a null parameter value into a stored procedure is not very different than passing any other parameter value Construct the parameter using either the Parameter constructor or the Add( ) method...

Ngày tải lên: 14/12/2013, 18:16

... good enough to pass printer data The technician may also need to configure the BIOS for the printer to function correctly Some computers will require the parallel port to be set to EPP To accomplish ... but unable to print a test page using either method in the lab, check the communication cable The cable may be in sufficient condition to allow the computer to know it is connected to a printer, ... often What name was given to the printer? Step The final step is to print a test page Click Yes to print a test page and then...

Ngày tải lên: 18/01/2014, 05:20

... both parent and child tables is set to a new GUID using the NewGuid( ) method of the Guid structure when the tables are defined This causes a new GUID value to be assigned to the primary key when ... cols.Add(FIELD4_FIELD, typeof(String)).MaxLength = 50; // Add the tables to the DataSet and create the relationship ds = new DataSet( ); ds .Tables. Add(parentTable); ds .Tables. Add(childTable); ds.Relations.Add(new ... The Action property is set to one of the DataRowAction values detailed in Table 4-2 Table 4-2 DataRowAction enumeration Value Description Add The row has been added to the table Change The row...

Ngày tải lên: 21/01/2014, 11:20

... form, click on the button with the caption How -To 6.7 You will see the SQL string specified in the "Technique" section displayed in a label If you click the Execute button, the new table is generated ... Button Name btnExecute Text Execute Name dgResults DataGrid Add the code in Listing 6.16 to the Load event of the form (Double-click on the form to bring up the code.) Listing 6.16 frmHowTo6_7.vb: ... bring up the code.) Listing 6.16 frmHowTo6_7.vb: Storing the SQL Statement in the lblSQLString Label to Display and Use Later Private Sub frmHowTo6_7_Load(ByVal sender As System.Object, _ ByVal...

Ngày tải lên: 21/01/2014, 12:20

... in daN stroke in mm Pressure rise factor takes displacement but not external factors into account Subject to alterations · 19980 · 2007 · ˽ pressure rise factor charge pressure in bar nominal stroke ... pressure rise factor charge pressure in bar nominal stroke spring force in daN stroke in mm Pressure rise factor takes displacement but not external factors into account Subject to alterations ... equivalent to “0” ) Version for composite connection without valve, without pressure ( In the Ford standard “P” is equivalent to “1” ) WDX order number code e.g.: WDX 357201 Spring type without...

Ngày tải lên: 22/01/2014, 02:20

... with a many -to- many relationship, update the rows in the following order: Deleted junction rows Deleted child rows Deleted parent rows Updated parent rows Inserted parent rows Updated child rows ... rowParent in ds .Tables[ PARENTTABLENAME] .Rows) { if(rowParent.RowState != DataRowState.Deleted) { foreach(DataRow rowChild in ds .Tables[ CHILDTABLENAME] .Rows) { if(rowChild.RowState != DataRowState.Deleted ... child rows Inserted junction rows Pass DataViewRowState.Deleted into the Select( ) method of the DataTable object to get the subset of deleted rows from a table Similarly, pass DataViewRowState.Added...

Ngày tải lên: 26/01/2014, 10:20

... bottom of the autoradiograph (20 pM) was incubated without (–) (lane 1) and with 10 pM Hfq-His6 (+) (lanes 2–7) and increasing amounts of the competitor RNA indicated at the top of the autoradiograph; ... transfered to room temperature Hfq was eluted with Buffer B plus m urea and dialyzed at °C into Buffer A with 0.5 mm dithiothreitol Purified Hfq was stored at °C in the same buffer containing 0.1% Triton ... and BamHI was inserted into pUC18 vector that had been digested with the same enzymes The Hfq containing DNA fragment was excised with the same enzymes and ligated into the corresponding sites...

Ngày tải lên: 19/02/2014, 16:20

... Design with an Introduction to CPLDs & FPGAs Students and working professionals will find Digital Circuit Analysis and Design with an Introduction to CPLDs and FPGAs, to be a concise and easy -to- learn ... Operators C-12 Logical Operators C-12 Bitwise Operators C-12 Unary Reduction Operators C-13 Other Operators C-13 Operator ... Digital Circuit Design with an Introduction to CPLDs and FPGAs Steven T Karris Editor Orchard Publications www.orchardpublications.com Digital Circuit Design with an Introduction to CPLDs and FPGAs...

Ngày tải lên: 19/02/2014, 17:19

... spans to As we parse incrementally, we are guaranteed to have found this edge, and can use it to construct the copied conjunct over spans to and therefore the whole co-ordinated NP from spans to To ... coordinator, the copy model copies the most likely first conjunct sentences Slower reading times are known to be correlated with processing difficulty, and faster reading times (as is the case with ... The Between and Within models require a cache of recently used rules This raises two dilemmas First, in the Within model, keeping track of full contextual history is incompatible with chart parsing...

Ngày tải lên: 20/02/2014, 12:20

... the total training data Use Model-Refinement approach to adjust centroids TESTING Apply each of the L classifiers to the test example Assign the test example the class with the largest votes To ... ⎞ ⎟ ⎟ ⎠ (2) For example, the single-topic documents involved with “sport” or “education” can meet with the presumption; while the hybrid documents involved with “sport” as well as “education” ... conflicts with the assumption of centroid classifier to some degree 3.2 Why Model-Refinement can reduce this bias? In order to decrease this kind of bias, we employ the Model-Refinement to adjust...

Ngày tải lên: 20/02/2014, 12:20

Ngày tải lên: 05/03/2014, 16:20

... pandemic a decision needs to be made as to whether the severity of infection at the individual patient level is sufficient to offer antivirals to all of those with symptoms or even to attempt delaying ... clinicians to treat those who are most ill Being able to deliver antiviral agents to people who need them most in a timely manner since, to be effective, they have to be given within 48 hours of symptoms ... people, those with pre-existing chronic conditions, and healthcare workers with direct patient contact This may need to be modified in a pandemic to reflect those most at risk with the pandemic...

Ngày tải lên: 05/03/2014, 22:21

... similarly develops to a stage of maturity, reproduces its kind, withers and dies; but incident to these general activities he notes numerous others that seem to have no relation to the activity ... briefly to the consideration of the sacrifices that the father makes As is the case with mother so with the father, the initial sacrifice in the division of a portion of his body is too small to be ... commensurate with the increase of the legs So the boy outgrows his clothes; his coat sleeves are drawn up half way to his elbows and his trousers half way to his knees The muscles scarcely keep pace with...

Ngày tải lên: 06/03/2014, 13:20

... problems associated with hedonic pricing In order to get good results, one must take into account all explanatory variables of housing prices But the inclusion of too many explanatory variables will ... emission factors for road traffic in which a set of emission factors were proposed to be used for the 1985 Corinair emission inventory (Zierock et al (1989)) It presents a.0 emission factors for ... truclts The total number of trucks is given by T = -.( - X ) (1) Y Total costs per km corresponding with traffic flow q are given by the sum of four components : total private user costs (C), total...

Ngày tải lên: 07/03/2014, 11:20

... well today and may be best understood in light of the Golden Rule: “Do unto others as you would have them unto to you,” and even more to the Platinum Rule of “Do unto others as they want you to ... eagle, he would revert to his buffalo values and tactics and turn back into a buffalo and crash to the ground I described this book to my staff and committed myself to continue to work on the transformation, ... can employ men and hire hands to work for you But you must win their hearts to have them work with you.” Florio To love means to commit oneself without guarantee, to give oneself completely in...

Ngày tải lên: 07/03/2014, 19:20

... seems to be best, and tagging the texts to work with lemmas turned out to be efficient for French, although it has not been shown to be superior to disambiguated inflected forms Moreover, due to their ... text belonging to the baseline level, it is easy to compute the numerator, since exp(0) = The value of the denominator is the same for each j Heilman et al (2008) drew attention to the fact that ... words and the speed with which they are recognised We therefore opted to model the lexical difficulty for reading as the global probability of a text T (with N tokens) occurring: Up to now, using these...

Ngày tải lên: 08/03/2014, 21:20