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How to reset a single table in rails?
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In case anyone tried this and got an error, I did ActiveRecord::Base.connection.execute("DELETE from 'yourtablename'") and it worked because it would give me an error that said sqlite_sequence where name = 'yourtablename' is not a valid table name or something like that.
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Deserializing JSON data to C# using JSON.NET
I'm relatively new to working with C# and JSON data and am seeking guidance. I'm using C# 3.0, with .NET3.5SP1, and JSON.NET 3.5r6.
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Make a link use POST instead of GET
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You create a form with hidden inputs that hold the values to be posted, set the action of the form to the destination url, and the form method to post. Then, when your link is clicked, trigger a JS function that submits the form.
See here, for an e...
Declaring and initializing variables within Java switches
... switch statements (which I try to do rarely - cases should be very short, ideally) I usually prefer to introduce a new scope:
case 1: {
int value = 1;
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break;
}
case 2: {
int value = 2;
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break;
}
I believe this is clearer.
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Rake just one migration
...and on what Ryan says, if the table has been dropped from the database outside of Rails, rake db:migrate:up VERSION=my_version may do nothing, because the schema_migrations table still says it is has been run. In the same situation rake db:migrate:redo VERSION=my_version may fail because it cannot d...
How to export all data from table to an insertable sql format?
... another (which might or might not have similar design).
If you dont have identity column in table B_table:
INSERT INTO A_db.dbo.A_table
SELECT * FROM B_db.dbo.B_table
If you have identity column in table B_table, you have to specify columns to insert. Basically you select all except identity co...
Do while loop in SQL Server 2008
...uted
BREAK;
END
GO
ResultSet:
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But try to avoid loops at database level.
Reference.
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How do you connect to multiple MySQL databases on a single webpage?
...ect_db('database2', $dbh2);
Then to query database 1 pass the first link identifier:
mysql_query('select * from tablename', $dbh1);
and for database 2 pass the second:
mysql_query('select * from tablename', $dbh2);
If you do not pass a link identifier then the last connection created is used...
What is the HTML tabindex attribute?
...…, "The tabindex attribute, if specified, must have a value that is a valid integer".
– Mark Amery
Mar 26 '17 at 20:46
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RESTful Authentication via Spring
...edentials (user/pass combo) with each request is not desirable. Per REST guidelines (and internal business requirements), the server must remain stateless. The API will be consumed by another server in a mashup-style approach.
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