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Python: How to get stdout after running os.system? [duplicate]
... many terse 'answers' which at best don't work (seems because they are not tested - like Eduard F's response above mine which is missing the switch) or worse, are so terse that they don't help much at all (e.g., 'try subprocess instead of os.system' ... yeah, OK, now what ??). In contrast, I have p...
How do you do Impersonation in .NET?
...s. Type 9 only provides impersonation on outbound network credentials. I tested types 2, 3 & 8 from a WinForms app, and they do properly update the current principal. One would assume types 4 and 5 do also, for service or batch applications. See the link I referenced in the post.
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Is there an alternative to string.Replace that is case-insensitive?
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While unit testing this I ran into the case where it would never return when oldValue == newValue == "".
– Ishmael
Mar 28 '13 at 19:10
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Python-equivalent of short-form “if” in C++ [duplicate]
...tened to:
a = b is True and "123" or "456"
... or if you simply want to test the truthfulness of b's value in general...
a = b and "123" or "456"
? : can literally be swapped out for and or
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Xcode 'Build and Archive' menu item disabled
I have been using the new 'Build and Archive' feature of the latest Xcode 3.2.3. I like it.
10 Answers
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How to get Time from DateTime format in SQL?
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@rahularyansharma: you can test yourself based on this stackoverflow.com/questions/133081/…
– gbn
Oct 10 '11 at 9:05
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How can you diff two pipelines in Bash?
...examples, the diffs won't actually start until both streams have finished. Test this with e.g.:
comm -23 <(seq 100 | sort) <(seq 10 20 && sleep 5 && seq 20 30 | sort)
If this is an issue, you could try sd (stream diff), which doesn't require sorting (like comm does) nor pro...
Check if object exists in JavaScript
...good example was fine: jsbin.com/ibeho3/2. (Sadly JSBin redirects to the latest, and people have been editing that to within an inch of its life.)
– T.J. Crowder
Aug 27 '17 at 10:13
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Validating IPv4 addresses with regexp
....1.255.1
127.1
192.168.1.256
-1.2.3.4
1.1.1.1.
3...3
Try online with unit tests: https://www.debuggex.com/r/-EDZOqxTxhiTncN6/1
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Search and replace a line in a file in Python
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The shortest way would probably be to use the fileinput module. For example, the following adds line numbers to a file, in-place:
import fileinput
for line in fileinput.input("test.txt", inplace=True):
print('{} {}'.format(file...