zero
Size of zero pixels in CSS with or without ‘px’ suffix? [duplicate]
They are identical. Use width: 0, because it is shorter and more readable. Especially when you have, for example: padding: 0px 0px 9px 8px vs padding: 0 0 9px 8px See the specs: The format of a length value (denoted by <length> in this specification) is a <number> (with or without a decimal point) immediately … Read more
How to replace nulls with zeros in postgresql crosstabs
You can use coalesce: select account_number, coalesce(Attr1, 0) as Attr1, coalesce(Attr2, 0) as Attr2, etc
Removing Trailing Zeros in Python [duplicate]
Updated Generalized to maintain precision and handle unseen values: import decimal import random def format_number(num): try: dec = decimal.Decimal(num) except: return ‘bad’ tup = dec.as_tuple() delta = len(tup.digits) + tup.exponent digits=””.join(str(d) for d in tup.digits) if delta <= 0: zeros = abs(tup.exponent) – len(tup.digits) val=”0.” + (‘0’*zeros) + digits else: val = digits[:delta] + (‘0’*tup.exponent) … Read more
Oracle, adding leading zeros to string (not number)
You can use the LPAD function for that, passing in the string, the length you want it to be, and the character to pad it with. For 10 digits with leading zeroes this would be: LPAD(’12H89′, 10, ‘0’) The return value is the padded string. See: http://www.techonthenet.com/oracle/functions/lpad.php
How set 0 with MAX function when it is NULL?
Well, as there is no date like 2014, you would expect null, because the maximum of nothing is actually not anyting. But do this: COALESCE(MAX(number),0) Which means: get the first non-null thing from the next list, so if your max is null, it’ll give you 0