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Random number generator only generating one random number

... @Florin - there is no difference re "stack based" between the two. Static fields are just as much "external state", and will absolutely be shared between callers. With instances, there is a good chance that different threads have different instances (a common pattern)...
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What's the fastest way to delete a large folder in Windows?

...r /s/q foldername This is nearly three times faster than a single rmdir, based on time tests with a Windows XP encrypted disk, deleting ~30GB/1,000,000 files/15,000 folders: rmdir takes ~2.5 hours, del+rmdir takes ~53 minutes. More info at Super User. This is a regular task for me, so I usually ...
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Flattening a shallow list in Python [duplicate]

...Lott: You inspired me to write a timeit app. I figured it would also vary based on the number of partitions (number of iterators within the container list) -- your comment didn't mention how many partitions there were of the thirty items. This plot is flattening a thousand items in every run, with ...
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In C/C++ what's the simplest way to reverse the order of bits in a byte?

...y be more cache efficient than the large one. On my Core2 a cache line is 64 bytes wide, the full table would span multiple lines, whereas the smaller table easily fits one a single line. – deft_code Oct 1 '11 at 14:20 ...
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Create an empty list in python with certain size

...ect. So unless you simply want 10 copies of the same object, use the range based variant as it creates 10 new objects. I found this distinction very important. – Mandeep Sandhu Apr 23 '18 at 18:29 ...
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How to get client's IP address using JavaScript?

... ts=1575967108.245 visit_scheme=https uag=Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36 Hypothesis-Via colo=SJC http=http/1.1 loc=US tls=TLSv1.3 sni=plaintext warp=off Limitations: Returns plain text DB-IP Try it: http://api.d...
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Cannot change version of project facet Dynamic Web Module to 3.0?

... I also had to do this. I was using a Spring web project with a Java-based configuration, so updating a web.xml wasn't possible for me. – bcody Apr 6 '14 at 13:12 ...
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How to check if a given directory exists in Ruby

... write a script which automatically checks out or updates a Subversion URL based on whether a specified directory exists or not. ...
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How does a hash table work?

...m? OK, so suppose we use another algorithm that outputs a different number based on the book name. Then later on, if I were to find that book, how would I know which algorithm to use? I'd use first algorithm, second algorithm and so on until I find the book whose title is the one I'm looking for? ...
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How do you change the server header returned by nginx?

...olution doesn't require any special software extension, and works with the base nginx. – Kris Dec 5 '17 at 23:54 add a comment  |  ...