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cocktail party algorithm SVD implementation … in one line of code?
In a slide within the introductory lecture on machine learning by Stanford's Andrew Ng at Coursera, he gives the following one line Octave solution to the cocktail party problem given the audio sources are recorded by two spatially separated microphones:
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How to run multiple .BAT files within a .BAT file
I'm trying to get my commit-build.bat to execute other .BAT files as part of our build process.
16 Answers
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Algorithm to detect overlapping periods [duplicate]
...need to detect if my first time period (A) is overlapping with another one(B/C).
In my case, if the start of B is equal to the end of A, they are not overlapping(the inverse too)
I found the following cases:
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Is well formed without a ?
Is it valid to have <input> without it being in a <form> ?
7 Answers
7
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memcpy() vs memmove()
I am trying to understand the difference between memcpy() and memmove() , and I have read the text that memcpy() doesn't take care of the overlapping source and destination whereas memmove() does.
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How to set or change the default Java (JDK) version on OS X?
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First run /usr/libexec/java_home -V which will output something like the following:
Matching Java Virtual Machines (3):
1.8.0_05, x86_64: "Java SE 8" /Library/Java/JavaVirtualMachines/jdk1.8.0_05.jdk/Contents/Home
1.6.0_65-b14-462, x86_64: ...
Using ls to list directories and their total sizes
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Try something like:
du -sh *
short version of:
du --summarize --human-readable *
Explanation:
du: Disk Usage
-s: Display a summary for each specified file. (Equivalent to -d 0)
-h: "Human-readable" output. Use unit suffixes: B...
How to retry after exception?
I have a loop starting with for i in range(0, 100) . Normally it runs correctly, but sometimes it fails due to network conditions. Currently I have it set so that on failure, it will continue in the except clause (continue on to the next number for i ).
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Should I implement __ne__ in terms of __eq__ in Python?
...It seems to make sense that I should override the __ne__ method as well, but does it make sense to implement __ne__ in terms of __eq__ as such?
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What is meant by 'first class object'?
... other things, the aspect of JavaScript where functions are 'first class' objects. What does the 'first class' mean in this context, as opposed to other objects?
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