Aug 24, 2008 · In C, what is the difference between using ++i and i++, and which should be used in the incrementation block of a for loop?

May 27, 2013 · In some code i've seen a for loop with a --i as third parameters for(int i=array.length; i<0; --i) Maybe someone can explain me the difference with i-- ? i guess it's …

The way for loop is processed is as follows 1 First, initialization is performed (i=0) 2 the check is performed (i < n) 3 the code in the loop is executed. 4 the value is incremented 5 Repeat steps …

Even though the performance difference is negligible, and optimized out in many cases - please take note that it's still good practice to use ++i instead of i++. There's absolutely no reason not …

Nov 18, 2009 · Is this a general rule of thumb, or is it PHP specific.

Aug 24, 2013 · More importantly, the words “before” and “after” in this answer do not reflect the reality of pre- and post-increment in C (and probably not in C++ either). i++ evaluates to the …

Jan 4, 2017 · I found out a curious thing today and was wondering if somebody could shed some light into what the difference is here? import numpy as np A = np.arange(12).reshape(4,3) for …

Jul 7, 2016 · In javascript I have seen i++ used in many cases, and I understand that it adds one to the preceding value:

Nov 12, 2009 · I need a regex which will allow only A-Z, a-z, 0-9, the _ character, and dot (.) in the input. I tried: [A-Za-z0-9_.] But, it did not work. How can I fix it?

Jul 5, 2014 · Taken directly from ruby docs. The end delimiter for a regexp can be followed by one or more single-letter options which control how the pattern can match. /pat/i - Ignore case …