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How do I filter query objects by date range in Django?
...n think of is as suggested in my original response, which is to supply the extra 'padding' for comparison against a datetime model field when you're filtering against a date instance. This can be done via the datetime.combine method as above, but I've found that it can be a bit simpler to merely ac...
How to lose margin/padding in UITextView?
...l cases dynamically changing heights, Apple does a bizarre thing: they add extra space at the bottom.
No, really! This would have to be one of the most infuriating things in iOS.
If you encounter the problem, here is a "quick fix" which usually helps:
...
textContainerInset = UIEdgeInsets.ze...
Manually raising (throwing) an exception in Python
...older versions of Python (2.4 and lower), you may still see people raising strings:
raise 'message' # really really wrong. don't do this.
In all modern versions, this will actually raise a TypeError, because you're not raising a BaseException type. If you're not checking for the right exception a...
Traverse a list in reverse order in Python
...d the loop index, and don't want to traverse the entire list twice, or use extra memory, I'd write a generator.
def reverse_enum(L):
for index in reversed(xrange(len(L))):
yield index, L[index]
L = ['foo', 'bar', 'bas']
for index, item in reverse_enum(L):
print index, item
...
How can I get `find` to ignore .svn directories?
... set in an integer) is faster than comparing the filename (equivalent to a string comparison, which is O(n)), putting -type d before -name .svn is theoretically more efficient. However, it is usually insignificant except if you have a very very big directory tree.
– Siu Ching P...
PostgreSQL: How to change PostgreSQL user password?
...ere's a difference, and in a DML query you have to use ' when dealing with strings, but is there a special reason to use both of them here?
– Boyan
Mar 23 '16 at 11:17
8
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MSTest copy file to test run folder
...stFile1.xml")]
public void ConstructorTest()
{
string file = "testFile1.xml";
Assert.IsTrue(File.Exists(file), "deployment failed: " + file +
" did not get deployed");
}
}
}
...
How to sort in-place using the merge sort algorithm?
...rrays only actually contain single words per element, e.g., a pointer to a string or structure) to trade off some space for time and have a separate temporary array that you sort back and forth between.
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How to check whether a given string is valid JSON in Java
How do I validate a JSON string in Java? Or could I parse it using regular expressions?
19 Answers
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Why would finding a type's initializer throw a NullReferenceException?
...45014f e81cab2758 call mscorlib_ni!System.Console.WriteLine(System.String, System.Object) (000007fe`e56cac70)
000007fe`8d450154 90 nop
000007fe`8d450155 4883c440 add rsp,40h
000007fe`8d450159 5b pop rbx
000007fe`8d45015a c3 ret
(My disa...