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Calling dynamic function with dynamic number of parameters [duplicate]

I’m looking for a trick about this. I know how to call a dynamic, arbitrary function in JavaScript, passing specific parameters, something like this: ...
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Accept function as parameter in PHP

... to find some documentation to link to first, and didn't know what it was called exactly. Ah well, now I'll know for when I need to do this as well. Thanks. – Rob Apr 23 '10 at 17:01 ...
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How to verify if a file exists in a batch file?

... Reminder: IF, EXIST, ELSE, REM, DEL, etc. all work in lowercase as well! – Terra Ashley Jul 19 '16 at 23:57 1 ...
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Auto-center map with multiple markers in Google Maps API v3

... @MultiformeIngegno Calling it right after fitBounds worked for me in a brief test; let me know if you're still having trouble. – metadept Mar 30 '13 at 15:35 ...
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How can I check if a Perl array contains a particular value?

...For the record, this code still does iterate through the array. The map{} call simply makes that iteration very easy to type. – Kenny Wyland Mar 3 '12 at 23:09 3 ...
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Max length UITextField

... that can be entered into a UITextField using swift? , I saw that if I use all 10 characters, I can't erase the character too. ...
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How to take the first N items from a generator or list in Python? [duplicate]

...imple syntax: array[start:stop:step] You can omit any parameter. These are all valid: array[start:], array[:stop], array[::step] Slicing a generator import itertools top5 = itertools.islice(my_list, 5) # grab the first five elements You can't slice a generator directly in Python. itertools.i...
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How to write the Fibonacci Sequence?

I had originally coded the program wrongly. Instead of returning the Fibonacci numbers between a range (ie. startNumber 1, endNumber 20 should = only those numbers between 1 & 20), I have written for the program to display all Fibonacci numbers between a range (ie. startNumber 1, endNumber 20 displa...
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How to rename with prefix/suffix?

...available and you have to rename more than one file, shell scripting can really be short and simple for this. For example, to rename all *.jpg to prefix_*.jpg in the current directory: for filename in *.jpg; do mv "$filename" "prefix_$filename"; done; ...
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Convert a String In C++ To Upper Case

...orm extremely badly with g++ 5.2 -O3, and Boost 1.58 (like 30x worse than calling glibc's toupper in a loop.) There's a dynamic_cast of the locale that doesn't get hoisted out of the per-char loop. See my answer. On the plus side, this may be properly UTF-8 aware, but the slowdown doesn't come fr...