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How to round an average to 2 decimal places in PostgreSQL?
...
-------
3.14
(1 row)
(In the above, note that float8 is just a shorthand alias for double precision. You can see that PostgreSQL is expanding it in the output).
You must cast the value to be rounded to numeric to use the two-argument form of round. Just append ::numeric for the shorthand cast...
What to do with “Unexpected indent” in python?
... uses spacing at the start of the line to determine when code blocks start and end. Errors you can get are:
Unexpected indent. This line of code has more spaces at the start than the one before, but the one before is not the start of a subblock (e.g. if/while/for statement). All lines of code in a ...
Cannot resolve the collation conflict between “SQL_Latin1_General_CP1_CI_AS” and “Latin1_General_CI_
...l
WHERE
object_id = OBJECT_ID('YourTableName')
Collations are needed and used when ordering and comparing strings. It's generally a good idea to have a single, unique collation used throughout your database - don't use different collations within a single table or database - you're only asking...
java.net.ConnectException: Connection refused
...t, internet connectivity - being on the same router is must for local IP's and more)
– Vinay Bhargav
Aug 11 '15 at 4:10
1
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How to debug PDO database queries?
...could just echo the final SQL query string, try it myself on the database, and tweak it until I fixed the error, then put that back into the code.
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What is trunk, branch and tag in Subversion? [duplicate]
What is a trunk, branch and tag in Subversion and what are the best practices to use them?
9 Answers
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Database design for a survey [closed]
...estions. For example: text fields for comments, multiple choice questions, and possibly questions that could contain more than one answer (i.e. check all that apply).
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Origin is not allowed by Access-Control-Allow-Origin
...rticle on this issue a while back, Cross Domain AJAX.
The easiest way to handle this if you have control of the responding server is to add a response header for:
Access-Control-Allow-Origin: *
This will allow cross-domain Ajax. In PHP, you'll want to modify the response like so:
<?php heade...
How to use System.Net.HttpClient to post a complex type?
...ct that contains the correct properties, serializing it using this method, and passing it that way, but I get a 500 Internal Server Error. It never hits the web api controller method.
– indot_brad
Apr 24 '12 at 20:14
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How to get week number in Python?
...ndar() is an instance-method returning a tuple containing year, weeknumber and weekday in respective order for the given date instance.
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