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Understanding Python's “is” operator
... you'll see that x and y have different identifiers:
>>> id(x)
4401064560
>>> id(y)
4401098192
but if you were to assign y to x then both point to the same object:
>>> x = y
>>> id(x)
4401064560
>>> id(y)
4401064560
>>> x is y
True
and is s...
New Array from Index Range Swift
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answered Jun 4 '14 at 10:01
Cezary WojcikCezary Wojcik
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Replace a value if null or undefined in JavaScript
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GumboGumbo
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...
How can I hash a password in Java?
...s https://github.com/wg/scrypt
// cf. http://www.unlimitednovelty.com/2012/03/dont-use-bcrypt.html
private static String hash(String password, byte[] salt) throws Exception {
if (password == null || password.length() == 0)
throw new IllegalArgumentException("Empty passwor...
Does “display:none” prevent an image from loading?
...
Even today (oct 2017), the most common browser Chrome will download all 'img' element sources, even if they're hidden. It won't download hidden background images.
– TKoL
Oct 23 '17 at 15:04
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Mockito: Stubbing Methods That Return Type With Bounded Wild-Cards
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answered Oct 5 '11 at 1:01
millhousemillhouse
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Stash only one file out of multiple files that have changed with Git?
...evinarpe
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answered Jul 31 '13 at 11:59
konrad.kruczynskikonrad.kruczynski
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Connection timeout for SQL server
...imeout
– user55474
Nov 29 '10 at 22:01
@user55474 probably; depends (very rarely) on how it's being called.
...
Convert list of dictionaries to a pandas DataFrame
...me.from_dict(d) as :
In [8]: d = [{'points': 50, 'time': '5:00', 'year': 2010},
...: {'points': 25, 'time': '6:00', 'month': "february"},
...: {'points':90, 'time': '9:00', 'month': 'january'},
...: {'points_h1':20, 'month': 'june'}]
In [12]: pd.DataFrame.from_dict(d)
Out[12]:
m...
How to ignore files/directories in TFS for avoiding them to go to central source repository?
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For VS2015 and VS2017
Works with TFS (on-prem) or VSO (Visual Studio Online - the Azure-hosted offering)
The NuGet documentation provides instructions on how to accomplish this and I just followed them successfully for Visual Studio...