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Difference between reduce and foldLeft/fold in functional programming (particularly Scala and Scala
...functionality of reduce.
But you cannot parallelize a foldLeft, so its runtime is always O(N) (even if you feed in a commutative monoid). This is because it's assumed the operation is not a commutative monoid and so the cumulated value will be computed by a series of sequential aggregations.
fol...
TortoiseSVN icons not showing up under Windows 7
... If repair install does not work, just follow this cycle as many times as required: 1) Uninstall 2) Reboot 3) Install 4) Reboot
– Álvaro González
May 29 '10 at 8:46
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Smallest data URI image possible for a transparent image
I'm using a transparent 1x1 image with a background image, to be able to use sprites and still provide alternative text for some icons.
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How to read from a file or STDIN in Bash?
The following Perl script ( my.pl ) can read from either the file on the command line args or from STDIN:
15 Answers
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How bad is shadowing names defined in outer scopes?
...short functions, good naming and a decent unittest coverage, but well, sometimes you have to maintain less than perfect code and being warned about such possible issues might help.
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powershell - extract file name and extension
I need to extract file name and extension from e.g. my.file.xlsx. I don't know the name of file or extension and there may be more dots in the name, so I need to search the string from the right and when I find first dot (or last from the left), extract the part on the right side and the part on the...
*.h or *.hpp for your class definitions
...ot defined in header files, their definitions will not be resolved at link time from other compilation units. If your project is a C++ only project that makes heavy use of templates, this convention will be useful.
Certain template libraries that adhere to this convention provide headers with .hpp e...
How do I get a platform-dependent new line character?
How do I get a platform-dependent newline in Java? I can’t use "\n" everywhere.
9 Answers
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C library function to perform sort
Is there any library function available in C standard library to do sort?
7 Answers
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How to insert an element after another element in JavaScript without using a library?
...by the browser before it can be used and requires an additional check each time it's executed. The solution offered by karim79 will do all this internally, saving those steps. The difference will be trivial at best, but his solution is the better one.
– James Long
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