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What is the difference between a generative and a discriminative algorithm?
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A generative algorithm models how the data was generated in order to categorize a signal. It asks the question: based on my generation assumptions, which category is most likely to generate this signal?
A discriminative algorithm does not care about how the data was generated, it si...
git ignore all files of a certain type, except those in a specific subfolder
...somedir subdirectory from the question. I needed to use !spec/**/*.json in order to make sure the more_mocks.json was committed as well.
– Leith
Dec 1 '18 at 2:32
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Why use a prime number in hashCode?
...now something about the set of input values and the set's regularities, in order to write a function that's designed to strip them of those regularities, so the values in the set don't collide in the same hash buckets. Multiplying/Dividing/Moduloing by a prime number achieves that affect, because i...
C++ new int[0] — will it allocate memory?
...w[i] you need a bit more memory than that which you are trying to alloc in order to store the size of the array (which is later used by delete[] when deallocating)
– pqnet
Oct 20 '17 at 15:51
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How to count the frequency of the elements in an unordered list?
I need to find the frequency of elements in an unordered list
33 Answers
33
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PHP Replace last occurrence of a String in a String?
...ip from the end any characters that exist in the search string in whatever order (and always append the replacement), e.g. "Hello word" -> "Hello John", "Hello lord" -> "Hello John", "Hello motor" -> "Hello motJohn", "Hello worldy" -> "Hello worldyJohn".
– Jake
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How to get the start time of a long-running Linux process?
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@bobbyrne01: change the order, e.g. pid,etime,cmd works for me on Debian Wheezy.
– exic
Jan 14 '14 at 8:50
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onMeasure custom view explanation
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Highly active question. Earn 10 reputation in order to answer this question. The reputation requirement helps protect this question from spam and non-answer activity.
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How to delete a row by reference in data.table?
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the approach that i have taken in order to make memory use be similar to in-place deletion is to subset a column at a time and delete. not as fast as a proper C memmove solution, but memory use is all i care about here. something like this:
DT = data.table(c...
Convert hex string to int in Python
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>>> print int("10", 0)
10
(You must specify 0 as the base in order to invoke this prefix-guessing behavior; omitting the second parameter means to assume base-10.)
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