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Is there a Java standard “both null or equal” static method?
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With Java 7 you can now directly do a null safe equals:
Objects.equals(x, y)
(The Jakarta Commons library ObjectUtils.equals() has become obsolete with Java 7)
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How to format a UTC date as a `YYYY-MM-DD hh:mm:ss` string using NodeJS?
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Note that by removing the time zone, it now represents a different moment in time in every time zone with a different offset.
– RobG
Jun 7 '16 at 13:01
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Eclipse: have the same file open in two editors?
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This seems to now be in the File-> New View Into File which opens the tab with focus into a new tab in the same group where you can then drag it to another group if you wish.
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Testing web application on Mac/Safari when I don't own a Mac
...tall-macos-sierra-in-virtualbox-on-windows-10/
I'm using this for a while now and it works quite well
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nginx - nginx: [emerg] bind() to [::]:80 failed (98: Address already in use)
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I was taking 404 Not Found, and I used your suggestion, now I did fix my problem. Thanks.
– Bay
Nov 23 '18 at 7:40
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Add alternating row color to SQL Server Reporting services report
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@FistOfFury The only solution I know is to ensure a value is set (usually 0) for missing data.
– Kyle Hale
Dec 2 '13 at 19:27
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How to link C++ program with Boost using CMake
...r the add_executable and find_package lines, so all linked components are known.
– Murphy
Dec 21 '16 at 12:36
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Deep copy of a dict in python
... my_copy = copy.copy(my_dict)
my_deepcopy = copy.deepcopy(my_dict)
Now if you change
my_dict['a'][2] = 7
and do
print("my_copy a[2]: ",my_copy['a'][2],",whereas my_deepcopy a[2]: ", my_deepcopy['a'][2])
you get
>> my_copy a[2]: 7 ,whereas my_deepcopy a[2]: 3
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Hibernate Criteria returns children multiple times with FetchType.EAGER
...rrectly.
You get the same Order instance in any of the results, but since now you are doing a join with the OrderTransaction, it has to return the same amount of results a regular sql join will return
So actually it should apear multiple times. this is explained very well by the author (Gavin King...
Why is it slower to iterate over a small string than a small list?
...kes sense as Python 3 changed comprehensions to have safer scoping.
Well, now improve the benchmark (I'm just removing overhead that isn't iteration). This removes the building of the iterable by pre-assigning it:
>>> python3 -m timeit -s 'iterable = "abc"' '[x for x in iterable...