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How to perform OR condition in django queryset?
...mple.
– Eddwin Paz
Aug 23 '17 at 21:05
Is it better to use this type of query or perform two separate queries?
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Django templates: verbose version of a choice
...edited Sep 13 '13 at 6:09
Bonus_05
8044 bronze badges
answered Jul 9 '09 at 20:13
robrob
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When to use .First and when to use .FirstOrDefault with LINQ?
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First()
Returns first element of a sequence.
It throw an error when There is no element in the result or source is null.
you should use it,If more than one element is expected and you want only first element.
FirstOrDefault()
Returns first element of a sequence, or a defa...
Why not be dependently typed?
I have seen several sources echo the opinion that "Haskell is gradually becoming a dependently-typed language". The implication seems to be that with more and more language extensions, Haskell is drifting in that general direction, but isn't there yet.
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What is the difference between Serializable and Externalizable in Java?
What is the difference between Serializable and Externalizable in Java?
11 Answers
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How to get city name from latitude and longitude coordinates in Google Maps?
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I am getting error which says "Timed out waiting for response from server". I have added Internet permission. Do it need something else?
– Bhaumik Belani
Apr 26 '16 at 17:35
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Bash set +x without it being printed
...on't work; and with a semicolon but without spaces to the braces, a syntax error will be raised.
– sdaau
Feb 28 '14 at 8:28
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Call Go functions from C
...of a Go pointer after the call returns." rule and issues a "panic: runtime error: cgo argument has Go pointer to Go pointer" error at runtime
– kaspersky
Jun 24 '16 at 22:48
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How can I produce an effect similar to the iOS 7 blur view?
...ef img = self.CGImage;
vImage_Buffer inBuffer, outBuffer;
vImage_Error error;
void *pixelBuffer;
CGDataProviderRef inProvider = CGImageGetDataProvider(img);
CFDataRef inBitmapData = CGDataProviderCopyData(inProvider);
inBuffer.width = CGImageGetWidth(img);
inBuffer.h...
Generic type parameter naming convention for Java (with multiple chars)?
In some interfaces I wrote I'd like to name generic type parameters with more than one character to make the code more readable.
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