s.isdigit() s.isnumeric() s.isdecimal() I always get as output either all True or all False for each value of s (which is a string). What's the difference between the three? Can you provide an …

123 Only 1 and 3 are matched by the regex \d; 2 is not. Generally for a sequence of digit numbers without other characters in between, only the odd order digits are matches, and the even order …

Sep 23, 2016 · This solution solves many more "digit of a number" problems than the one using integer division and modulus. Try to find the leading (left-most) digit of the following numbers …

May 2, 2013 · For the sake of learning, is there a shorter way to do: if string.isdigit() == False : I tried: if !string.isdigit() : and if !(string.isdigit()) : which both didn't work.

Feb 3, 2018 · Say I have a multi-digit integer in C. I want to break it up into single-digit integers. 123 would turn into 1, 2, and 3. How can I do this, especially if I don't know how many digits …

How do I format a Javascript Date object as a string? (Preferable format: 10-Aug-2010)

Dec 16, 2019 · Is there an easy way to figure out if a varchar is a number? Examples: abc123 --> no number 123 --> yes, its a number

If I want to find the sum of the digits of a number, i.e.: Input: 932 Output: 14, which is (9 + 3 + 2) What is the fastest way of doing this? I instinctively did: sum (int (digit) for digit in str (...

How do I display a leading zero for all numbers with less than two digits? 1 → 01 10 → 10 100 → 100

Nov 23, 2018 · I am trying to write a regular expresion that checks if a string starts with a number of digits (at least one), and then immediately ends with a single letter or a digit.