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How do I convert a PDF document to a preview image in PHP? [closed]
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How can I consume a WSDL (SOAP) web service in Python?
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How do I ALTER a PostgreSQL table and make a column unique?
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edited May 23 '17 at 12:02
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answered Jan 22 '09 at 15:22
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spring boot default H2 jdbc connection (and H2 console)
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Django URL Redirect
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182
You can try the Class Based View called RedirectView
from django.views.generic.base import Re...
How to find the lowest common ancestor of two nodes in any binary tree?
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Latex Remove Spaces Between Items in List
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It's easier with the enumitem package:
\documentclass{article}
\usepackage{enumitem}
\begin{d...
In Postgresql, force unique on combination of two columns
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CREATE TABLE someTable (
id serial primary key,
col1 int NOT NULL,
col2 int NOT NULL,
unique (col1, col2)
)
autoincrement is not postgresql. You want a serial.
If col1 and col2 make a unique and can't be null then they make a good primary key:
CREATE TABLE someTab...
How to do a regular expression replace in MySQL?
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