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How can I check if character in a string is a letter? (Python)
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You can use str.isalpha().
For example:
s = 'a123b'
for char in s:
print(char, char.isalpha())
Output:
a True
1 False
2 False
3 False
b True
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Rails: where does the infamous “current_user” come from?
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answered Oct 4 '12 at 3:48
Erik PetersonErik Peterson
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Determine if ActiveRecord Object is New
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edited Apr 11 '17 at 13:59
ndnenkov
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What does gcc's ffast-math actually do?
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edited Aug 31 '18 at 13:29
Rakete1111
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Prevent wrapping of span or div
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Eric
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answered Mar 25 '09 at 1:26
Ron DeVeraRon DeVera
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How to get VM arguments from inside of Java application?
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edited Jul 11 '13 at 14:19
Askin Geeks
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Grepping a huge file (80GB) any way to speed it up?
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153
Here are a few options:
1) Prefix your grep command with LC_ALL=C to use the C locale instead o...
Scala downwards or decreasing for loop?
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230
scala> 10 to 1 by -1
res1: scala.collection.immutable.Range = Range(10, 9, 8, 7, 6, 5, 4, 3,...
Setting focus on an HTML input box on page load
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36
This line:
<input type="password" name="PasswordInput"/>
should have an id attribute, ...
Master-master vs master-slave database architecture?
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3
Where you need a single, updating, "truth" (as in financial systems) you need Master/Slave or indeed just Master. Where you can patch up the...