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Type: Posts; User: yangmz1972
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Can it be achieved?
I have studied VFP before. It has a function filetostr. No matter whether the file is occupied or not, it can read the variable in binary mode and save it in the BLOB field of...
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The above code can read all types of files and save them to the BLOB field of the data table, and write them as files at any time to be opened by the corresponding application. For example: DWG, PDF,...
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I'm a beginner in VB.net I don't understand many things. Please give me some advice.
I use the following code to read a word file into the variable in hexadecimal mode,
'Read files in binary...
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Thank you. I see. It is to execute the save method in the documentbeforesave event
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Thank you. It works.
Unfortunately, word has no documentaftersave event.
Well, I want to use VB immediately after the document is saved Net code saves the document to the BLOB field of the data...
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I use VB.Net calls word2010 in com mode, but how to capture the save () event of word
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This method feels the best
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I'm looking forward to you. Come on!
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Thank you for letting me learn more. This function is really rarely used. I use mscript OCX to calculate, VB Net code is as follows:
dim a as short=4
dim b as short=2
dim v as string="a+b"
dim...
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thank Shaggy Hiker!
If you just calculate the equation after removing the quotation marks, the problem is too simple.
That V is a character variable, not a numerical variable. Now I want to...
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Thank you for your reply, but the link you gave is not related to this question.
I want to be able to calculate formulas with variables
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I used to learn VFP. There is a macro calculation (&) that can calculate formulas with variables, there such a function or other methods in vb.net(vs2012)?
VFP code:
a=4
b=2
v="a+b"
? &v
=6
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After efforts to test, I updated to vs2012, delete the field(data type=datetime timestamp,default value = datetime (' now ', 'a localtime)) , The problem is resolved.But I'm not sure whether vs...
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sorry! I there is primary key,but no AUTO_INCREMENT
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I have a data table, PK, not on the field, I have modified the DataRow in a record, and then use the following code updates to the database, but there is an error
Dim cmdBuilder As...
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Thank you again for Peter Swinkels
I have already solved the problem
code:
Private Sub DataGridView1_CellContentClick(ByVal sender As System.Object, ByVal e As...
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It doesn't work
Visual studio is the development environment launched by Microsoft, and it is the most popular windows platform application development environment.
If you want to use it on...
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Thank you for your reply,
Can you tell me in what event the above code is written so that the data can be written to the table of dataset?
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I am a beginner of vb2010 + SQLite3, now I have a problem, please ask some experts
I add a DataGridView control to the form, set a column as datagridviewcheckboxcolumn type, and a Boolean field in...
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