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Cannot drop database because it is currently in use
...tabase and then, to drop it:
Try
SP_WHO to see who connected
and KILL if needed
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Changing the maximum length of a varchar column?
...olumn <<new_datatype>> [NULL | NOT NULL]
But remember to specify NOT NULL explicitly if desired.
ALTER TABLE YourTable ALTER COLUMN YourColumn VARCHAR (500) NOT NULL;
If you leave it unspecified as below...
ALTER TABLE YourTable ALTER COLUMN YourColumn VARCHAR (500);
Then the co...
Does the C++ standard mandate poor performance for iostreams, or am I just dealing with a poor imple
...code (full compiler optimizations), and switching from iostreams to OS-specific I/O APIs and custom buffer management does give an order of magnitude improvement.
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CSS background-image - What is the correct usage?
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The path can either be full or relative (of course if the image is from another domain it must be full).
You don't need to use quotes in the URI; the syntax can either be:
background-image: url(image.jpg);
Or
background-image: url("image.jpg");
However, from W3:
So...
How to create unit tests easily in eclipse [closed]
... plug-in to create tests easily:
highlight the method
press Ctrl+Alt+Shift+U
it will create the unit test for it.
The plug-in is available here. Hope this helps.
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Compiling simple Hello World program on OS X via command line
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@mathepic: and the +1. It is not required in C++. If main reaches the end of the function without hitting a return then it implicitly returns 0.
– Martin York
Nov 1 '10 at 22:43
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PostgreSQL query to list all table names?
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If you want list of database
SELECT datname FROM pg_database WHERE datistemplate = false;
If you want list of tables from current pg installation of all databases
SELECT table_schema,table_name FROM information_schema.tab...
Toggle Checkboxes on/off
...14 '10 at 10:56
Frédéric HamidiFrédéric Hamidi
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How can I import a database with MySQL from terminal?
...l
See also:
4.5.1.5. Executing SQL Statements from a Text File
Note: If you are on windows then you will have to cd (change directory) to your MySQL/bin directory inside the CMD before executing the command.
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Convert a timedelta to days, hours and minutes
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If you have a datetime.timedelta value td, td.days already gives you the "days" you want. timedelta values keep fraction-of-day as seconds (not directly hours or minutes) so you'll indeed have to perform "nauseatingly simple ...