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How to get everything after a certain character?
...ything after a certain value. The string always starts off with a set of numbers and then an underscore. I'd like to get the rest of the string after the underscore. So for example if I have the following strings and what I'd like returned:
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Read an Excel file directly from a R script
...R wiki. Short answer: read.xls from the gdata package works most of the tim>me m> (although you need to have Perl installed on your system -- usually already true on MacOS and Linux, but takes an extra step on Windows, i.e. see http://strawberryperl.com/). There are various caveats, and alternatives, li...
Why would $_FILES be empty when uploading files to PHP?
...ed in manually.
Make sure you do not have two input file fields with the sam>me m> nam>me m> attribute. If you need to support multiple, put square brackets at the end of the nam>me m>:
<input type="file" nam>me m>="files[]">
<input type="file" nam>me m>="files[]">
Make sure your tmp and upload directories ha...
What does send() do in Ruby?
Can som>me m>one please tell m>me m> what
6 Answers
6
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How do you discover model attributes in Rails?
I am finding it difficult to easily see what attributes/properties exist on all of my model classes since they are not explicitly defined in my class files.
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Converting datetim>me m>.date to UTC tim>me m>stamp in Python
I am dealing with dates in Python and I need to convert them to UTC tim>me m>stamps to be used
inside Javascript. The following code does not work:
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Cannot truncate table because it is being referenced by a FOREIGN KEY constraint?
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A "DELETE FROM" does not reset auto-increm>me m>nting columns. A truncate does. They are not functionally equivalent.
– robross0606
Aug 25 '15 at 13:55
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What does it m>me m>an by buffer?
...owl. You take one piece regularly. To prevent the bowl from running out, som>me m>one might refill the bowl before it gets empty, so that when you want to take another piece, there's candy in the bowl.
The bowl acts as a buffer between you and the candy bag.
If you're watching a movie online, the web ...
How to load program reading stdin and taking param>me m>ters in gdb?
Question cribbed from here .
Unfortunately I don't understand the solution and am not sure what to do beyond compiling with the -g option and running the command M-x gdb.
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Xml Nam>me m>space breaking my xpath! [duplicate]
I have the following XML:
5 Answers
5
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