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SQL - Query to get server's IP address
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SELECT
CONNECTIONPROPERTY('net_transport') AS net_transport,
CONNECTIONPROPERTY('protocol_type') AS protocol_type,
CONNECTIONPROPERTY('auth_scheme') AS auth_scheme,
CONNECTIONPROPERTY('local_net_address') AS loc...
How to express a NOT IN query with ActiveRecord/Rails?
...rums, lambda { |forums| { :conditions => ['forum_id not in (?)', forums.select(&:id).join(',')] }
# in your controller
Topic.not_in_forums(@forums)
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How to get a group of toggle buttons to act like radio buttons in WPF?
...ike toggle buttons, but also as radio buttons where only one button can be selected / pressed down at a current time. It also need to have a state where none of the buttons are selected / pressed down.
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sqlalchemy: how to join several tables by one query?
...sn't do a join at all" - that's a little misleading. It will have sql like select x from a, b ,c which is a cross join. The filters then make it an inner join.
– Aidan Kane
Sep 12 '16 at 13:04
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中文网（自研/维护）拓展 · App Inventor 2 中文网
...riginal call and the row ID of the new or updated row are provided.
AfterSelect(tag,rowCount,rows)
This event fires after an asynchronous Select call. The tag specified in the original call, the number of returned rows, and the result rows are provided.
AfterUpdate(tag,rowCount)
This event f...
Disable dragging an image from an HTML page
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But this lead to the weird selection effect in FF atleast. Better still return false;
– Bhumi Singhal
Feb 22 '13 at 10:24
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Execute stored procedure with an Output parameter?
...s to right-click on the procedure in Sql Server Management Studio(SSMS),
select execute stored procedure...
and add values for the input parameters as prompted.
SSMS will then generate the code to run the proc in a new query window, and execute it for you. You can study the generated code to se...
Changing variable names in Vim
...this will bring you to the scope begin.
Press V - will turn on Visual Line selection.
Press % - will jump to the opposite } thus will select the whole scope.
Press :s/ - start of the substitute command.
<C-R>/ - will insert pattern that match variable name (that name you were on before pressin...
Postgres NOT in array
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SELECT COUNT(*) FROM "messages" WHERE NOT (3 = ANY (recipient_ids))
You can always negate WHERE (condition) with WHERE NOT (condition)
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How to change port number for apache in WAMP
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Click on the WAMP server icon and from the menu under Config Files select
httpd.conf. A long text file will open up in notepad. In this file scroll
down to the line that reads Port 80 and change this to read Port 8080,
Save the file and close notepad. Once again click on the wamp server i...