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Declaring pointers; asterisk on the left or right of the space between the type and name? [duplicate
...t the first time you type two->doSomething() you will instantly see the error you made in any modern IDE so this really isn't a big deal.
– Andreas
Oct 20 '17 at 6:25
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Is it bad practice to use Reflection in Unit testing? [duplicate]
...to understand and maintain, is also more fragile. There are a whole set of errors which in the normal case would be detected by the compiler, but with Reflection they crop up as runtime exceptions only.
Update: as @tackline noted, this concerns only using Reflection within one's own test code, not ...
Check if item is in an array / list
... This works with Python2. With Python 3.7, you will get this error: TypeError: object of type 'filter' has no len()
– Jun711
Sep 20 '19 at 19:59
add a comment
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Difference between Service, Async Task & Thread?
...sk interrupting the UI responsiveness and throw Application Not Responding errors. A service wrt Android is essentially an 'invisible' and 'miniature' Activity, NOT necessarily a 'background' worker.
– CCJ
Mar 28 '13 at 20:30
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In-place edits with sed on OS X
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When I try that on mac, I get an error that says "sed: -i may not be used with stdin".
– Christopher Bradshaw
Aug 12 at 23:38
add a c...
function declaration isn't a prototype
...ly call testlib with one or more arguments, the compiler will diagnose the error.
(C++ has slightly different rules. C++ doesn't have old-style function declarations, and empty parentheses specifically mean that a function takes no arguments. C++ supports the (void) syntax for consistency with C. B...
Immediate Child selector in LESS
...amp;:hover is essential over :hover otherwise it would result in syntactic error. However, there is no such syntactic requirement for using '&' here. Otherwise all nestings would require '&' as they are essentially referring to parent.
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Right way to reverse pandas.DataFrame?
...index):
print(idx, data.Even[idx], data.Odd[idx])
You are getting an error because reversed first calls data.__len__() which returns 6. Then it tries to call data[j - 1] for j in range(6, 0, -1), and the first call would be data[5]; but in pandas dataframe data[5] means column 5, and there is ...
Aligning text and image on UIButton with imageEdgeInsets and titleEdgeInsets
...ured out how to get the correct positioning without resorting to trial and error.
The general idea is here at this question, but that was if you wanted both text and image centered. We don't want the image and text to be centered individually, we want the image and the text to be centered together...
Referring to a file relative to executing script
... with $BASH_SOURCE in cases where it will work for you, as you get a handy error condition when it fails to expand properly.
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