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What is causing ERROR: there is no unique constraint matching given keys for referenced table?
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203
It's because the name column on the bar table does not have the UNIQUE constraint.
So imagine y...
How to do date/time comparison
...ticle?
– eatonphil
Jan 4 '14 at 17:53
12
Try godoc.org/time#Time.Equal or godoc.org/time#Time.Aft...
In Ruby how do I generate a long string of repeated text?
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310
str = "0" * 999999
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Plotting with seaborn using the matplotlib object-oriented interface
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230
It depends a bit on which seaborn function you are using.
The plotting functions in seaborn ar...
Eclipse error: indirectly referenced from required .class files?
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answered Apr 5 '11 at 5:39
Arne DeutschArne Deutsch
13.7k44 gold badges4646 silver badges7272 bronze badges
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Append text to input field
...nter - hashADH
2,87611 gold badge2222 silver badges4343 bronze badges
answered May 8 '09 at 20:50
Ayman HouriehAyman Hourieh
107k1...
How do you remove a Cookie in a Java Servlet
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139
The MaxAge of -1 signals that you want the cookie to persist for the duration of the session. Y...
Check if key exists and iterate the JSON array using Python
...e": "2012-05-01", "created_time": "2012-05-01", "to": {"data": [{"id": "1543", "name": "Honey Pinter"}]}, "type": "status", "id": "id_7"}"""
def getTargetIds(jsonData):
data = json.loads(jsonData)
if 'to' not in data:
raise ValueError("No target in given data")
if 'data' not in ...
Add leading zeroes to number in Java? [duplicate]
...feel like it should be in the library somewhere (like Integer.toString(x,"%3d") or something)
5 Answers
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ActiveRecord OR query
How do you do an OR query in Rails 3 ActiveRecord. All the examples I find just have AND queries.
14 Answers
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