datatable

What is the safest way to use select with DataTables when filtering on dates in VB.NET?

This will work in US regional settings table.Select("[Date] = "#04/16/1984#" This should work in german regional settgins but it thorws dateformat excpetion table.Select("[Date] = "#16.04.1984#" To me it seems that datatable does not understand current regional settings. Is there a way to pass date in a certian format, so it will w...

Problem with DataTable.Select method

I have my strings in a String array, my Data in a datatable. What I have to do is, select a single row using datatable.select(string) method and delete it from the datatable. this is what I am doing, and its working fine many times but its returning an error if I change the array frequently. I have checked the datarows in the datatable...

DataTable to XML and ViceVersa in C# .Net

I am having a Problem with reading a xml file onto a DataTable. Initially I am writing a Datatable to a XML file and saving it. Now when I want to read the xml file back to the datatable, its not happening. The following is the code for writing and reading private void saveAsToolStripMenuItem_Click(object sender, EventArgs e) ...

Richfaces + Spring DataTable DataScroler problem

I try to use Richfaces DataTable with DataTableModel to have server side paging and sorting. My tebaleModel is a spring bean with scope "request" and " proxyMode = ScopedProxyMode.TARGET_CLASS". On the page is a keepAlive tag for tebaleModel bean. When I click next the bean is initialized but it should be restored. Can anybody help....

DataTable to XML and ViceVersa in C# .Net

I am having problems to write DataTable to XML document and read back the same XML document to the DataTable. The Following is the Code, please help. Thanks in advance. //TO READ A FILE if (openFileDialog1.ShowDialog() == DialogResult.OK) { myDT_For_DGV.ReadXml(@openFileDialog1.FileName); ...

jQuery show/hide column on big table performance

Hi, I have html table with about 30 columns and somewhere between 10 to 500 ish rows. I would like to show/hide a set of columns o a button click. I have tried 2 approaches iterate through table's thead th and do .show() or .hide() on the TH and TD. iterate through table's thead th and change class to show/hide the TH and TD. the...

Querying a database or a datatable for duplicate records in one column

On MS access, how to get the "ID" of the records having duplicate content on the "myData" column ? something like : ---------------------- ------------------------ ID | myData | | ID | myData | ---------------------- ------------------------ ...

Passing DataTable over COM into R

Hello, I am trying to pass data from SQL, to C#, then to an R server for data analysis then back to my web application; however, the COM interface that I am using does not allow complex data types to be passed between C# and R (no data tables). I have gotten it to work in the past by using the following code: int count = dataTable....

DataTable + entering row at specific row in c#

I have a Data table and I want to enter a row at the beginning and end of the table how can I achieve this: c# code: Guid tempGuid1 = new Guid(); dt1.Rows[0]["ID"] = tempGuid1; dt1.Rows[0]["Name"] = "Select a WishList"; Guid tempGuid = new Guid(); dt1.Rows.Add(tempGuid, "Create a new WishList"); Ok after I fill the table i w...

Data Table + delete a row in c# using loop

I have a data table and I want to delete a row here is my code it's throwing me an exception foreach (DataRow row in dt1.Rows) { if ((row["Name"] == "Select a Lookbook") || (row["Name"] == "Create a new Lookbook")) { ...

DataTable collapses data during Merge

Hi, I got mad about this DataTable and merging behavior. Today I experienced this: I have a datatable with 4 keys and 3 additional data columns. Now I need to merge a second table with again 4 keys (same as first datatable – name and type identical) but 6 data columns not hold to the first datatable. The result after merge should contain...

alphabetical filter in jquery datatable

I am using jquery datatable(http://datatables.net) for my asp.net mvc (C#) application. I need to add the alphabetical list above the table and need to filter only the list in table. For ex.: I am listing the list of users with Name, Email and Phone in my table. I need to use the alphabetical filter to filter by Name (i.e.) When i cli...

show datatable alert

dear all... i have a problem, after i'm click button show this alert: DataTables warning: Unable to re-initialise DataTable. Please use the API to make any configuration changes required. what the meaning of this alert??what must i do?i want after click button data grid can show data... ...

trouble of making datatable,after initialize <tbody> still empty

hi all.. i have a problem,,i try to make a table using datatable...i've been download from datatable.net.. but the data grid not show...just the table head (thead)... where is my fault?? <table cellpadding="0" cellspacing="0" border="0" class="display" id="datalist"> <thead> <tr> <th>Line </th> ...

<h:inputText inside <t:datatable not set

hi all. i am new to JSF. i have a problem with tag my .jsp page is like this: <h:form id="form1"> <t:inputHidden id="primaryKey" value="#{EditConfigurationBean.primaryKey}" forceId="true" /> <t:inputHidden id="beanName" value="#{EditConfigurationBean.beanName}" f...

JQuery DataTable Cell from a row click

Hello all I am trying to implement a function on jquery datatable, that returns the 1st and the 4th column of a clicked row i am following this example, which allows me to manipulate a clicked row http://datatables.net/examples/api/select_single_row.html thinking that i can change this handler to do the read cell value procedures and...

how to keep the rows ordering of datatable unchanged?

I have the following datatable with the ordering of DataClassIndex column before editting: DataclassIndex 0 1 2 3 4 When I start modifying some other cells in this datatable, the ordering of DataClassIndex column changes to something like this DataclassIndex 3 4 2 1 0 How can I modify a datatable content without altering the original...

C# datatable, dictionary, datagridview

I have a project where I want to: 1) grab data from a sql server database, 2) pull the data into a c# program, 3) keep the data persistent - (store in a dictionary?) 4)view the data using a datagridview, 5) update the data, which would update the datagridview, the dictionary, and the database What would be the most efficient wa...

binding a datagridview datasource to a datatable

hi - i binded a datatable to a datagridview datasource. Now the problem is the columns in my datagridview cannot be customized. Does anyone know how to do this? It seems that the columns are dynamically created from the datasource. I need to custom to the font, color column names, etc... any thoughts? ...

How to convert Linq query to a DataTable, DataSet or DataView?

Is there an easy way to do this or do I just need to go through each record and insert it into whatever data structure I go with? I need it in this format in order to pass it to a third party software called Aspose. ...