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Update all values of a column to lowercase
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@Rippo I get this error when I try this query HINT: No function matches the given name and argument types. You might need to add explicit type casts.
– Luna Lovegood
Oct 11 '19 at 7:16
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LINQ Single vs First
...( c=> c.ID == 5 ).First();
This code above introduces a possible logic error ( difficult to trace ). It will return more than one record ( assuming you have the customer record in multiple languages ) but it will always return only the first one... which may work sometimes... but not others. It'...
How to convert ‘false’ to 0 and ‘true’ to 1 in Python
...n 0, and the other half 1. The variant using encode will raise an encoding error if the input is not ASCII (thus increasing the undefined-ness of the behaviour).
Seriously, I believe the most readable, and faster, solution is to use an if:
def to_bool(s):
return 1 if s == 'true' else 0
See...
Why does volatile exist?
...expects. Just like the "most vexing parse" is not the sign of the compiler error, neither is the case here.
– iheanyi
Jul 17 '18 at 23:54
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Open terminal here in Mac OS finder [closed]
...mand "cd \"" & frontWinPath & "\""
end tell
on error error_message
beep
display dialog error_message buttons ¬
{"OK"} default button 1
end try
end tell
end main
Similar scripts can also get you the complete path to ...
Defining private module functions in python
...ent call last):
File "<stdin>", line 1, in <module>
AttributeError: 'Foo' object has no attribute '__bar'
>>> myFoo.PrintBar() # the class itself of course can access it
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>>> dir(Foo) # yet can see it
['PrintBar', '_Foo__bar', '__class__', '__delattr__', '__dict...
NSLog the method name with Objective-C in iPhone
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tl;dr
NSLog( @"ERROR %@ METHOD %s:%d ", @"DescriptionGoesHere", __func__, __LINE__ );
Details
Apple has a Technical Q&A page: QA1669 - How can I add context information - such as the current method or line number - to my logging stat...
Entity Framework: There is already an open DataReader associated with this Command
I am using Entity Framework and occasionally i will get this error.
17 Answers
17
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How to pull a random record using Django's ORM?
...the count changes in between, it might be possible to get an out of bounds error.
– Nelo Mitranim
Sep 12 '15 at 9:37
2
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PHP namespaces and “use”
...ith $circle = new Circle(); It includes the Circle.php but I am getting an error: Fatal error: Class 'Shape' not found in .../Circle.php on line 6. It appears to load Circle.php but not load Shape.php Circle is defined as: class Circle extends Shape implements ShapeInterface
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