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How to find the length of a string in R
How to find the length of a string (number of characters in a string) without splitting it in R? I know how to find the length of a list but not of a string.
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How to use a servlet filter in Java to change an incoming servlet request url?
...letRequest#getRequestURI() to grab the path.
Use straightforward java.lang.String methods like substring(), split(), concat() and so on to extract the part of interest and compose the new path.
Use either ServletRequest#getRequestDispatcher() and then RequestDispatcher#forward() to forward the reque...
How do I iterate through the alphabet?
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You can use string.ascii_lowercase which is simply a convenience string of lowercase letters,
>>> from string import ascii_lowercase
>>> for c in ascii_lowercase:
... # append to your url
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Regular expression for a string that does not start with a sequence
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@Gumbo - should that not end .* instead of .+? A string that is tbd_ also starts with that... therefore by definition doesn't need to be followed by any other characters? Otherwise, good example. It does require a regex engine that supports lookaround though.
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YouTube Video Embedded via iframe Ignoring z-index?
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@Dan, see my edit... you might already have a query string in your youtube embed code. (like ?rel=0 to not show relevant videos). If that's the case use &wmode=transparent (or opaque - I've heard opaque uses less system resources, so I use that mainly, unless I have a re...
PHP: How to handle
...bly not accessing it correctly. You can output it directly or cast it as a string. (in this example, the casting is superfluous, as echo automatically does it anyway)
$content = simplexml_load_string(
'<content><![CDATA[Hello, world!]]></content>'
);
echo (string) $content;
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postgresql - replace all instances of a string within text field
In postgresql, how do I replace all instances of a string within a database column?
4 Answers
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new Date() works differently in Chrome and Firefox
I want to convert date string to Date by javascript, use this code:
5 Answers
5
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Converting an integer to a hexadecimal string in Ruby
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sorry about that copy paste mistake of course to_s on string doesn't take arguments but on Fixnum it does :)
– Jean
Sep 17 '08 at 15:46
3
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Split string using a newline delimiter with Python
I need to delimit the string which has new line in it. How would I achieve it? Please refer below code.
5 Answers
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