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Flattening a shallow list in Python [duplicate]
...e_test_assert(iter_lst)
test_str = 'flatten(%r)' % iter_lst
result_by_method = {}
for method in METHODS:
setup_str = 'from test import %s_flatten as flatten' % method
t = Timer(test_str, setup_str)
per_pass = test_count * t.timeit(number=test_count) / test_count
...
Is there a method that works like start fragment for result?
...ping Fragments in a single Activity, well the Activity is still accessible by both Fragments, and all your message passing can simply go through the Activity.
Just remember that you always have communication between a Fragment and its Activity. Starting for and finishing with a result is the mecha...
What is a Proxy in Doctrine 2?
...n't use proxy objects at all. They can be treated as internal objects used by Doctrine.
Why the lazy loading can't be implemented in the Entitiy itself?
Technically it could be but take a look at some random proxy object's class. It's full of dirty code, ugh. It's nice to have a clean code in ...
Current time in microseconds in java
...a need to migrate them… to get the current time in microseconds as asked by this Question.
– Basil Bourque
Apr 26 '19 at 8:56
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Can (domain name) subdomains have an underscore “_” in it?
...ibed as the "preferred name syntax" in Section 3.5 of RFC 1034 as modified by RFC 1123. Briefly, it is a string consisting of ASCII letters, digits, and the hyphen with the further restriction that the hyphen cannot appear at the beginning or end of the string. Like all DNS labels, its total length...
Markdown and image alignment
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Clean it up & standardize by strippnig the unnecessary div and adding a closing slash to the img tag, respectively, i.e. `<img style="float:right" src="whatever.jpg" />
– ma11hew28
Nov 14 '10 at 14:54
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Perl flags -pe, -pi, -p, -w, -d, -i, -t?
...ine switches are all detailed in perlrun. (available from the command line by calling perldoc perlrun)
Going into the options briefly, one-by-one:
-p: Places a printing loop around your command so that it acts on each
line of standard input. Used mostly so Perl can beat the
pants off awk ...
What is the (function() { } )() construct in JavaScript?
...})();
// foo is unreachable here (it’s undefined)
Correction suggested by Guffa:
The function is executed right after it's created, not after it is parsed. The entire script block is parsed before any code in it is executed. Also, parsing code doesn't automatically mean that it's executed, i...
Any reason to prefer getClass() over instanceof when generating .equals()?
...at your overriding implementations fully maintain the contract established by the Object class.
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How do you usually Tag log entries? (android)
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As mentioned by Ralph Mueller, this technique does not work if you use Proguard (as most Android projects do) to obfuscate the class names.
– John Patterson
Apr 28 '14 at 22:55
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