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What are the differences between Deferred, Promise and Future in JavaScript?
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edited Oct 4 '18 at 17:42
Alexis Wilke
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Eclipse compilation error: The hierarchy of the type 'Class name' is inconsistent
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edited May 12 '14 at 12:37
answered Dec 15 '11 at 12:32
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Remove rows with duplicate indices (Pandas DataFrame and TimeSeries)
...subset='index', keep='first').set_index('index')
1000 loops, best of 3: 1.54 ms per loop
>>> %timeit df3.groupby(df3.index).first()
1000 loops, best of 3: 580 µs per loop
>>> %timeit df3[~df3.index.duplicated(keep='first')]
1000 loops, best of 3: 307 µs per loop
Note that you ...
What is The Rule of Three?
...r class X calls the destructors for X's direct [...] members
[n3126.pdf 12.4 §6]
Managing resources
So when should we declare those special member functions explicitly?
When our class manages a resource, that is,
when an object of the class is responsible for that resource.
That usually means the ...
Recursively list all files in a directory including files in symlink directories
...1:59
wxs
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answered Sep 19 '08 at 20:23
Michael RidleyMi...
how to access iFrame parent page using jquery?
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496
To find in the parent of the iFrame use:
$('#parentPrice', window.parent.document).html();
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Modify table: How to change 'Allow Nulls' attribute from not null to allow null
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-- replace NVARCHAR(42) with the actual type of your column
ALTER TABLE your_table
ALTER COLUMN your_column NVARCHAR(42) NULL
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Unmount the directory which is mounted by sshfs in Mac [closed]
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answered Apr 7 '14 at 19:11
palswimpalswim
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Mockito How to mock and assert a thrown exception?
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74
BDD Style Solution (Updated to Java 8)
Mockito alone is not the best solution for handling exce...
Check if a JavaScript string is a URL
...+[a-z]{2,}|'+ // domain name
'((\\d{1,3}\\.){3}\\d{1,3}))'+ // OR ip (v4) address
'(\\:\\d+)?(\\/[-a-z\\d%_.~+]*)*'+ // port and path
'(\\?[;&a-z\\d%_.~+=-]*)?'+ // query string
'(\\#[-a-z\\d_]*)?$','i'); // fragment locator
return !!pattern.test(str);
}
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