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Node.js Mongoose.js string to ObjectId function
...a string, mongo tells me it is still just a string. The _id of the object, for instance, is displayed as objectId("blah") .
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CASCADE DELETE just once
... aren't set up with the ON DELETE CASCADE rule. Is there any way I can perform a delete and tell Postgresql to cascade it just this once? Something equivalent to
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Throw an error in a MySQL trigger
If I have a trigger before the update on a table, how can I throw an error that prevents the update on that table?
7 An...
How do you determine what SQL Tables have an identity column programmatically
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Another potential way to do this for SQL Server, which has less reliance on the system tables (which are subject to change, version to version) is to use the
INFORMATION_SCHEMA views:
select COLUMN_NAME, TABLE_NAME
from INFORMATION_SCHEMA.COLUMNS
where COLU...
How do I select an element in jQuery by using a variable for the ID?
For example, the following selects a division with id="2":
6 Answers
6
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Can you pass parameters to an AngularJS controller on creation?
I have a controller responsible for communicating with an API to update properties of a user, name, email, etc. Each user has an 'id' which is passed from the server when the profile page is viewed.
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Django in / not in query
I'm trying to figure out how to write a 'not in' style query in django.
For example, the query structure I'm thinking of would look like this.
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How can you represent inheritance in a database?
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| 3 | 2010-08-20 14:00:00 | PROPERTY | NULL | Oxford Street |
| 4 | 2010-08-20 15:00:00 | MOTOR | 03-C-02020 | NULL |
+------+---------------------+----------+----------------+------------------+
\------ COMMON FIELDS -------/ \----- SUBT...
SQLAlchemy IN clause
...conn.execute(s, id_list=tuple(id_list)).fetchall()
Hope everything works for you.
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Custom method names in ASP.NET Web API
...d Delete, however what if I want to add extra methods into these services? For instance, my UsersService should have a method called Authenticate where they pass in a username and password, however it doesn't work.
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