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Find running median from a stream of integers

Solution I have read: We can use a max heap on left side to represent elements that are less than the effective median, and a min heap on right side to represent elements that are greater than the effective median. ...
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Why is there no multiple inheritance in Java, but implementing multiple interfaces is allowed?

...to do C++ and ran into that exact same issue quite a few times. I recently read about Scala having "traits" that to me seem like something in between the "C++" way and the "Java" way of doing things. – Niels Basjes Jul 29 '10 at 21:04 ...
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When is a function too long? [closed]

...design deficiencies. Whenever I encounter code that is an absolute joy to read, it's elegance is immediately apparent. And guess what: the functions are often very short in length. share | improve...
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How to overcome root domain CNAME restrictions?

...ates domain names without subdomain in front of them are not valid. If you read the RFC carefully, however, you'll find that this is not exactly what it says. In fact, RFC 1912 states: Don't go overboard with CNAMEs. Use them when renaming hosts, but plan to get rid of them (and inform your user...
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What is the standard Python docstring format? [closed]

...uide contains an excellent Python style guide. It includes conventions for readable docstring syntax that offers better guidance than PEP-257. For example: def square_root(n): """Calculate the square root of a number. Args: n: the number to get the square root of. Returns: ...
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How to get the seconds since epoch from the time + date output of gmtime()?

...cause a search engine told you this is how to get the Unix timestamp, stop reading this answer. Scroll down one. If you want to reverse time.gmtime(), you want calendar.timegm(). >>> calendar.timegm(time.gmtime()) 1293581619.0 You can turn your string into a time tuple with time.strptim...
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Do browsers parse javascript on every page load?

...ng in version 41, Chrome parses async and deferred scripts on a separate thread as soon as the download has begun. This means that parsing can complete just milliseconds after the download has finished, and results in pages loading as much as 10% faster. Code caching Normally, the V8 engine ...
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What exactly do “u” and “r” string flags do, and what are raw string literals?

...first if you wish, but of course this would cause those characters to be unreadable. It is not recommended to use the str type if you want to correctly handle unicode characters. share | improve thi...
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Get the closest number out of an array

...prev - goal) ? curr : prev); }); However, some might find that hard to read, depending on their coding style. Therefore I propose a new way of solving the problem: var findClosest = function (x, arr) { var indexArr = arr.map(function(k) { return Math.abs(k - x) }) var min = Math.min.a...
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Is the practice of returning a C++ reference variable evil?

... Container::data()'s implementation should read return m_data; – Xeaz Feb 21 '17 at 7:31 ...