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Bulk insert with SQLAlchemy ORM
... of various techniques that can be used for bulk inserts:
ORMs are basically not intended for high-performance bulk inserts -
this is the whole reason SQLAlchemy offers the Core in addition to the
ORM as a first-class component.
For the use case of fast bulk inserts, the SQL generation ...
What is an example of the simplest possible Socket.io example?
...
Here is my submission!
if you put this code into a file called hello.js and run it using node hello.js it should print out the message hello, it has been sent through 2 sockets.
The code shows how to handle the variables for a hello message bounced from the client to the server v...
How can I mock dependencies for unit testing in RequireJS?
... 'log');
yourModule.foo();
expect(console.log).toHasBeenCalledWith('hurp');
})
});
});
})();
So I'm using this approach in production for a while and its really robust.
share
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In a storyboard, how do I make a custom cell for use with multiple controllers?
...oller is loading up, it runs through each of the prototype cell's nibs and calls -[UITableView registerNib:forCellReuseIdentifier:].
The table view asks the controller for the cells.
You probably call -[UITableView dequeueReusableCellWithIdentifier:]
When you request a cell with a given reuse identi...
What is the difference between Serializable and Externalizable in Java?
...hich means my synchronized sub-class can easily add locking around the the call to writeExternal(). So yeah, Externalizable is still very much relevant, certainly for large or complex objects.
– Haravikk
Jun 28 '14 at 15:32
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Possible to do a MySQL foreign key to one of two possible tables?
...
What you're describing is called Polymorphic Associations. That is, the "foreign key" column contains an id value that must exist in one of a set of target tables. Typically the target tables are related in some way, such as being instances of some ...
How to Reload ReCaptcha using JavaScript?
... opt_widget_id is optional and is the id returned from the render call, although, if missing, it will refer to the first created recaptcha widget (if you have only one widget this will suffice).
– frzsombor
Jul 20 at 13:16
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How do I trigger the success callback on a model.save()?
... is correctly posted to the server which handles the save, but the success callback is not fired. Do I need to send something back from the server ?
...
How to disable / enable dialog negative positive buttons?
... }
});
AlertDialog dialog = builder.create();
dialog.show();
// After calling show method, you need to check your condition and enable/disable the dialog buttons
if (your_condition_true) {
// BUTTON1 is the positive button
dialog.getButton(AlertDialog.BUTTON1).setEnabled(false);
}
Fo...
Any way to modify Jasmine spies based on arguments?
I have a function I'd like to test which calls an external API method twice, using different parameters. I'd like to mock this external API out with a Jasmine spy, and return different things based on the parameters. Is there any way to do this in Jasmine? The best I can come up with is a hack using...