by: David MacQuigg |
last post by:
I'm concerned that with all the focus on obj$func binding, &closures,
and other not-so-pretty details of Prothon, that we are missing what
is really good - the simplification of classes. There are...
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by: Luc |
last post by:
I am using Visual Studio 2003 and am getting lousy performance after using
a datatable select and then trying to assign a value to a column of the row
that was found:
DataTable dt = new...
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by: ad |
last post by:
I find there are some tag like <%= %> and <%# > in my .aspx file.
What is the diffreence between <%= %> and <%# %>
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by: Geoff Jones |
last post by:
Hi
Is it possible to change the type of data a column holds in DataTable at
runtime? For example, suppose that the table column originally holds
Strings, can we, at runtime, change it to...
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by: Gene Hubert |
last post by:
I'm using DataTable.ImportRow to move data from one datatable to
another...
Dim dt, dtTarget As DataTable
Dim dr As DataRow
dt = DirectCast(Me.DataSource, DataTable)
dtTarget = dt.Clone...
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by: Antuane |
last post by:
are there any events which get fired when the value of a datarow (column)
changes???
I'd like to fire some code of mine, when a particular column value of a
particular row is changed.
Can this...
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by: Aaron Smith |
last post by:
Dim dv As DataView = New DataView(FacilitiesDS1.Facilities, "", "ID
ASC", DataViewRowState.CurrentRows)
Dim iPos As Integer = dv.Find(dr.Item("ID"))
Me.BindingContext(FacilitiesDS1,...
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by: =?Utf-8?B?UGV0ZXI=?= |
last post by:
I want to create a new column in a datatable from two existing columns. I
have no problem to create the new column using the datatable.columns.add
method. The problem is the value of the new...
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by: xiao |
last post by:
It always dumped when I tried to run it... But it compiles OK. What I
want to do is to do a test:
Read information from a .dat file and then write it to another file.
The original DAT file is...
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by: isladogs |
last post by:
The next Access Europe User Group meeting will be on Wednesday 3 Apr 2024 starting at 18:00 UK time (6PM UTC+1) and finishing by 19:30 (7.30PM).
In this session, we are pleased to welcome former...
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by: ryjfgjl |
last post by:
In our work, we often need to import Excel data into databases (such as MySQL, SQL Server, Oracle) for data analysis and processing. Usually, we use database tools like Navicat or the Excel import...
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by: aa123db |
last post by:
Variable and constants
Use var or let for variables and const fror constants.
Var foo ='bar';
Let foo ='bar';const baz ='bar';
Functions
function $name$ ($parameters$) {
}
...
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by: ryjfgjl |
last post by:
If we have dozens or hundreds of excel to import into the database, if we use the excel import function provided by database editors such as navicat, it will be extremely tedious and time-consuming...
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by: ryjfgjl |
last post by:
In our work, we often receive Excel tables with data in the same format. If we want to analyze these data, it can be difficult to analyze them because the data is spread across multiple Excel files...
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by: BarryA |
last post by:
What are the essential steps and strategies outlined in the Data Structures and Algorithms (DSA) roadmap for aspiring data scientists? How can individuals effectively utilize this roadmap to progress...
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by: nemocccc |
last post by:
hello, everyone, I want to develop a software for my android phone for daily needs, any suggestions?
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by: Sonnysonu |
last post by:
This is the data of csv file
1 2 3
1 2 3
1 2 3
1 2 3
2 3
2 3
3
the lengths should be different i have to store the data by column-wise with in the specific length.
suppose the i have to...
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by: Hystou |
last post by:
There are some requirements for setting up RAID:
1. The motherboard and BIOS support RAID configuration.
2. The motherboard has 2 or more available SATA protocol SSD/HDD slots (including MSATA, M.2...
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