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Removing a list of characters in string
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If you're using python2 and your inputs are strings (not unicodes), the absolutely best method is str.translate:
>>> chars_to_remove = ['.', '!', '?']
>>> subj = 'A.B!C?'
>>> subj.translate(None, ''.join(chars_to_remove))...
How to check that a string is a palindrome using regular expressions?
...d about finite state machines. A finite state machine is composed of nodes and edges. Each edge is annotated with a letter from a finite alphabet. One or more nodes are special "accepting" nodes and one node is the "start" node. As each letter is read from a given word we traverse the given edge in ...
Split a string at uppercase letters
...d:
>>> import re
>>> re.findall('[A-Z][^A-Z]*', 'TheLongAndWindingRoad')
['The', 'Long', 'And', 'Winding', 'Road']
>>> re.findall('[A-Z][^A-Z]*', 'ABC')
['A', 'B', 'C']
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PHP random string generator
I'm trying to create a randomized string in PHP, and I get absolutely no output with this:
59 Answers
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Is arr.__len__() the preferred way to get the length of an array in Python?
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The same works for tuples:
my_tuple = (1,2,3,4,5)
len(my_tuple)
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And strings, which are really just arrays of characters:
my_string = 'hello world'
len(my_string)
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It was intentionally done this way so that lists, tuples and other container types or iterables didn't all need to expl...
How do I convert CamelCase into human-readable names in Java?
...e(test) + "]");
}
It uses zero-length matching regex with lookbehind and lookforward to find where to insert spaces. Basically there are 3 patterns, and I use String.format to put them together to make it more readable.
The three patterns are:
UC behind me, UC followed by LC in front of me
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Property getters and setters
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Setters and Getters apply to computed properties; such properties do not have storage in the instance - the value from the getter is meant to be computed from other instance properties. In your case, there is no x to be assigned.
E...
Static variables in member functions
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Since class A is a non-template class and A::foo() is a non-template function. There will be only one copy of static int i inside the program.
Any instance of A object will affect the same i and lifetime of i will remain through out the program. To add an exampl...
How to debug Visual Studio extensions
I'm just writing a VSIX extension for Visual Studio 2010 and can't figure out how to debug it.
4 Answers
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Linq Query keeps throwing “Unable to create a constant value of type System.Object…”, Why?
... Can you please explain the difference between "t.CustID == custIdToQuery" and "t.CustID.Equals(custIdToQuery)". thanks in advance
– Neel
Jan 4 '11 at 10:20
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