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Is it good style to explicitly return in Ruby?
...did - and it failed. Fortunately at least it showed up in some functional tests.
– Tim Holt
Nov 30 '12 at 20:01
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Counting inversions in an array
...on in C++11, including a general iterator-based solution and sample random testbed using sequences from 5-25 elements. Enjoy!.
– WhozCraig
Apr 20 '14 at 20:15
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How should I read a file line-by-line in Python?
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f = open('test.txt','r')
for line in f.xreadlines():
print line
f.close()
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Best way to select random rows PostgreSQL
... 0.01;
EXPLAIN select * from table order by random() limit 1000;
A quick test on a large table1 shows, that the ORDER BY first sorts the complete table and then picks the first 1000 items. Sorting a large table not only reads that table but also involves reading and writing temporary files. The wh...
What is the most efficient way to deep clone an object in JavaScript?
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Checkout this benchmark: http://jsben.ch/#/bWfk9
In my previous tests where speed was a main concern I found
JSON.parse(JSON.stringify(obj))
to be the slowest way to deep clone an object (it is slower than jQuery.extend with deep flag set true by 10-20%).
jQuery.extend is pretty fast...
Entity Attribute Value Database vs. strict Relational Model Ecommerce
...NoSQL databases.
I've never practiced NoSQL in a production context (just tested MongoDB and was impressed) but the whole point of NoSQL is being able to save items with varying attributes in the same "document".
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What is “X-Content-Type-Options=nosniff”?
I am doing some penetration testing on my localhost with OWASP ZAP, and it keeps reporting this message:
5 Answers
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Is there an equivalent of CSS max-width that works in HTML emails?
...for font-size to fill in for the times height isn't respected (I'd want to test it on all trs and then on all tds to see exactly where it's needed). @EdL if you're able to get a lighter solution working as well as this that'd be awesome - please post it here and in that linked gist
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Quickest way to convert a base 10 number to any base in .NET?
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I perf tested all of the solutions on this page, and this is the fastest, about twice as fast as the short solution at the end.
– Justin R.
Oct 3 '14 at 18:36
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What's the difference between HEAD, working tree and index, in Git?
...nt after each step, but save the commit until I've gotten back to working, tested code.
Notes:
the workspace is the directory tree of (source) files that you see and edit.
The index is a single, large, binary file in <baseOfRepo>/.git/index, which lists all files in the current branch...