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How to check a string for specific characters?
...e above...
s.find('$')==-1 # not found
s.find('$')!=-1 # found
And so on for other characters.
... or
pattern = re.compile(r'\d\$,')
if pattern.findall(s):
print('Found')
else
print('Not found')
... or
chars = set('0123456789$,')
if any((c in chars) for c in s):
print('Found')
els...
Why is a “GRANT USAGE” created the first time I grant a user privileges?
...night (using MySQL) when I noticed this. After granting a user a privilege for the first time, another grant is created that looks like
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Is there a “vim runtime log”?
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:messages shows all warnings, errors, and informational messages that appeared (possibly briefly) in the vim statusline.
:echo errmsg prints the most recent error message.
g< is another feature few people know about. From :help g<:
The g< command can be ...
How do I update a formula with Homebrew?
How do I update a formula?
6 Answers
6
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How to detect modifier key states in WPF?
...henever I need to access whether the Control, Shift, Alt buttons are down? For instance inside MouseDown event of a TreeView .
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How do I setup a SSL certificate for an express.js server?
Before, in an older version of express, I could do this:
3 Answers
3
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What is the correct format to use for Date/Time in an XML file
What format do I use for Date/Time when writing to an XML file using .NET? Do I simply use DateTime.ToString() , or do I have to use a specific format?
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Django admin: How to display a field that is marked as editable=False' in the model?
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Use Readonly Fields. Like so (for django >= 1.2):
class MyModelAdmin(admin.ModelAdmin):
readonly_fields=('first',)
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JSP : JSTL's tag
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Agreed, cool. Thanks for teaching and helping. I didn't know that either. Cheers!
– B-Money
Feb 7 '12 at 17:43
20
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Func with out parameter
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See this example for using ref parameter with in and out parameters.
– SliverNinja - MSFT
Jun 4 '14 at 18:21
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