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Can I add a UNIQUE constraint to a PostgreSQL table, after it's already created?
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edited Aug 2 '17 at 10:42
a_horse_with_no_name
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How to percent-encode URL parameters in Python?
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407
Python 2
From the docs:
urllib.quote(string[, safe])
Replace special characters in strin...
Unresolved external symbol on static class members
...ou can just use the inline specifier (see https://stackoverflow.com/a/11711082/55721)
If using older versions of the C++ standard, you must add the definitions to match your declarations of X and Y
unsigned char test::X;
unsigned char test::Y;
somewhere. You might want to also initialize a static...
What is digest authentication?
... sent. If they match then access is granted, otherwise it can send back a 401 Unauthorized (no login or failed login) or a 403 Forbidden (access denied).
Digest authentication is standardized in RFC2617. There's a nice overview of it on Wikipedia:
You can think of it like this:
Client makes req...
List tables in a PostgreSQL schema
...n use regular-expression notations such as character classes, for example [0-9] to match any digit. All regular expression special characters work as specified in Section 9.7.3, except for . which is taken as a separator as mentioned above, * which is translated to the regular-expression notation .*...
.NET Process.Start default directory?
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answered Sep 22 '08 at 13:46
Dror HelperDror Helper
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Mercurial .hgignore for Visual Studio 2010 projects
Not to be confused with Mercurial .hgignore for Visual Studio 2008 projects
2 Answers
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Target elements with multiple classes, within one rule
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Vian EsterhuizenVian Esterhuizen
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Using CSS for a fade-in effect on page load
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+50
Method 1:
If you are looking for a self-invoking transition then you should use CSS 3 Animations. They aren't supported either, but ...
Visual Studio Immediate window: how to see more than the first 100 items
I am trying to see the properties of an object with over 300 properties in the Immediate Window of Visual Studio 2005. Only the first 100 items are displayed, followed by this caption:
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