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I wrote 2 different projects 1 and 2 at different time. Now I want to have project 1 calling project 2. How can I do that? Any hint will be appreciated
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A few more details please?
is one project a component and another an exe maybe?
Paul Watson wrote:
"At the end of the day it is what you produce that counts, not how many doctorates you have on the wall."
George Carlin wrote:
"Don't sweat the petty things, and don't pet the sweaty things."
Jörgen Sigvardsson wrote:
If the physicists find a universal theory describing the laws of universe, I'm sure the a**hole constant will be an integral part of that theory.
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The 2 projects are independent.
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Ok.... and by 'calling' what exactly do you mean?
- Do you want the first app to start the second app? You can simply shell out and start the second app fronm the first.
- Do you want to pass data back and fourth between them? Theer are several ays to do this... remoting, sockets, shared memory, shared files, etc...
Paul Watson wrote:
"At the end of the day it is what you produce that counts, not how many doctorates you have on the wall."
George Carlin wrote:
"Don't sweat the petty things, and don't pet the sweaty things."
Jörgen Sigvardsson wrote:
If the physicists find a universal theory describing the laws of universe, I'm sure the a**hole constant will be an integral part of that theory.
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yeah, i want the first to start the second. How can I do that?
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Check out the help under System.Diagnostics.Process
Here is some code from my head....
Dim myproc As System.Diagnostics.Process
myproc = New System.Diagnostics.Process
myproc.EnableRaisingEvents = False
myproc.Start("notepad.exe")
Paul Watson wrote:
"At the end of the day it is what you produce that counts, not how many doctorates you have on the wall."
George Carlin wrote:
"Don't sweat the petty things, and don't pet the sweaty things."
Jörgen Sigvardsson wrote:
If the physicists find a universal theory describing the laws of universe, I'm sure the a**hole constant will be an integral part of that theory.
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Ok, how would I ping a certain IPAddress or Server Name and also determine if a certain Port is Listening / Open?
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Try looking for examples related to System.Net / System.Net.Sockets Namespaces. I seem to recall that I saw an example of this on DotNetJunkies.com or c-sharpcorner.com; even though the example was in C#, it could be done fairly easily in VB.NET.
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I have a DataSet that gets it's data from a stored procedure. I then use that dataset to populate a datagrid. When the user makes changes to the datagrid or adds new rows, how can I update the database table with the affected rows? Is there a way to tell which rows in a dataset have been changed or added?
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just use the update method of the adapter you used:
Adapter.Update(ds)
Just make sure you have created the commands neccesary for the operations (insert, delete, update)
Nick Seng (the programmer formerly known as Notorious SMC)
God, I pity me! - Phoncible P. Bone
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u have to take care of concurrency also if it is a muti-user system ....
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How can you generate random colors from the system.drawing.color structure?
i.e.
Color.Red
Color.Blue
Color.Green etc.
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Does anyone know of any good free controls for creating pie charts?
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Try the MSChart Control which comes with VB 6.0
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I have an empty table I set up as a Master table template. How can I copy this table and give it a new name using SQL? I have to create a new table each day so I just want to copy this template table I have.
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select * into new_table from old_table where 1 = 0
This will copy the basic structure, but it will not create indexes, PK, constraints, etc.
Kant wrote:
Actually she replied back to me "You shouldn't fix the bug. You should kill it"
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Is there no way to do a SQL command like CREATE TABLE or something to copy this table?
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Something like a "COPY TABLE STRUCTURE"?
No, probably because it's not a good practice to spread your data through several small physical tables. Your physical database design should be decoupled from the logical design.
Kant wrote:
Actually she replied back to me "You shouldn't fix the bug. You should kill it"
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Oh boy... Your DB admin will love that
Just use one table and add a date of entry column. Its soooooo much simpler.
Paul Watson wrote:
"At the end of the day it is what you produce that counts, not how many doctorates you have on the wall."
George Carlin wrote:
"Don't sweat the petty things, and don't pet the sweaty things."
Jörgen Sigvardsson wrote:
If the physicists find a universal theory describing the laws of universe, I'm sure the a**hole constant will be an integral part of that theory.
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Do you know where I can get modules to print bar codes ?
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Look on SourceForge[^]. I saw a barcode thing there recently ("BarCode .NET" or something like that).
"Blessed are the peacemakers, for they shall be called sons of God." - Jesus
"You must be the change you wish to see in the world." - Mahatma Gandhi
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How can i use concurrency control using vb.net.I have used sqlcommand,sqlconnection and sqldatareader(No Dataset) to access data from database in my project.And multiple user can access and modify data ,so how can i use lock and cursor to maintain consistency in database.
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I will be glad to have a VB.NET code snippet to implement Concurency control when data inserted or updated on the database through command/datareader objects of VB.NET.
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I apologize for the brevity of my response -- you can achieve concurrency control using transactions in ADO.NET with the SqlTransaction class (see MSDN[^] for more details).
However, the following two examples might be more specific to the issue you are attempting to resolve:
MSDN Data Concurrency[^]
Data Concurrency Exception Handling[^]
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