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2. Convert alphabet letters to number in Python - Stack Overflow

   stackoverflow.com/questions/4528982

   While this code may solve the question, including an explanation of how and why this solves the problem would really help to improve the quality of your post, and probably result in more up-votes.

3. Regular expression for letters, numbers and - Stack Overflow

   stackoverflow.com/questions/3028642

   I'm having trouble checking in PHP if a value is is any of the following combinations letters (upper or lowercase) numbers (0-9) underscore (_) dash (-) point (.) no spaces! or other characters a...

4. How to convert letters to numbers with Javascript?

   stackoverflow.com/questions/22624379

   How could I convert a letter to its corresponding number in JavaScript? For example: a = 0 b = 1 c = 2 d = 3 I found this question on converting numbers to letters beyond the 26 character alphabet, but it is asking for the opposite. Is there a way to do this without a huge array?

5. Convert letter to number in JavaScript - Stack Overflow

   stackoverflow.com/questions/27877197

   count = count + letterPosition; return count; You would need to +1 to the letterPosition as the first array will be 0 so "a"=0, not "a"=1. As array index starts at 0, it will give 0 for a. var letterPosition = alphabet.indexOf(letter)+1; is better.

6. excel - Converting column letter to number - Stack Overflow

   stackoverflow.com/questions/19877693

   Here is a function I wrote that will convert a column letter into a number. If the input is not a column on the worksheet, it will return -1 (unless AllowOverflow is set to TRUE). Function ColLetter2Num(ColumnLetter As String, Optional AllowOverflow As Boolean) As Double 'Converts a column letter to a number (ex: C to 3, A to 1, etc).

7. Generate a random letter in Python - Stack Overflow

   stackoverflow.com/questions/2823316

   Yes, though if you're choosing just one letter that doesn't make a difference Furthermore, you may want 5 unique letters - the OP didn't specify, and both random.choice and random.randint return a single value.

8. Function to convert column number to letter? - Stack Overflow

   stackoverflow.com/questions/12796973

   This function returns the column letter for a given column number. Dim vArr. vArr = Split(Cells(1, lngCol).Address(True, False), "$") Col_Letter = vArr(0) testing code for column 100. MsgBox Col_Letter(100) That is quite correct, but I thought it more readable to use several lines.

9. c - Determine if char is a num or letter - Stack Overflow

   stackoverflow.com/questions/8611815

   15. <ctype.h> includes a range of functions for determining if a char represents a letter or a number, such as isalpha, isdigit and isalnum. The reason why int a = (int)theChar won't do what you want is because a will simply hold the integer value that represents a specific character. For example the ASCII number for '9' is 57, and for 'a' it's 97.

10. javascript - Regular Expression: Allow letters, numbers, and...

    stackoverflow.com/questions/576196

    You can optionally have some spaces or underscores up front, then you need one letter or number, and then an arbitrary number of numbers, letters, spaces or underscores after that. Something that contains only spaces and underscores will fail the [A-Z0-9] portion.

11. javascript - Regex for password must contain at least eight...

    stackoverflow.com/questions/19605150

    I want a regular expression to check that: contains at least eight characters, including at least one number and includes both lower and uppercase letters and include at least one special characte...