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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 .*...
Group by & count function in sqlalchemy
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170
The documentation on counting says that for group_by queries it is better to use func.count():
...
Class method decorator with self arguments?
...e:
def check_authorization(f):
def wrapper(*args):
print args[0].url
return f(*args)
return wrapper
class Client(object):
def __init__(self, url):
self.url = url
@check_authorization
def get(self):
print 'get'
>>> Client('http://www.go...
lock(new object()) — Cargo cult or some crazy “language special case”?
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edited Aug 20 '12 at 13:43
sehe
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What does git push -u mean?
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answered Apr 6 '11 at 4:06
Rafe KettlerRafe Kettler
66.2k1717 gold badges143143 silver badges145145 bronze badges
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How do I decode a base64 encoded string?
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660
Simple:
byte[] data = Convert.FromBase64String(encodedString);
string decodedString = Encoding....
How to break out from a ruby block?
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750
Use the keyword next. If you do not want to continue to the next item, use break.
When next is...
How to Diff between local uncommitted changes and origin
... version.
– Chaitanya
Jul 17 '13 at 0:37
@Chaitanya Good I could help. Actually I find the different styles Git uses a...
How to negate the whole regex?
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102
Use negative lookaround: (?!pattern)
Positive lookarounds can be used to assert that a pattern...
What's the difference between jQuery's replaceWith() and html()?
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answered Apr 8 '09 at 17:12
Paolo BergantinoPaolo Bergantino
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