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XDocument or XmlDocument
I am now learning XmlDocument but I've just ran into XDocument and when I try to search the difference or benefits of them I can't find something useful, could you please tell me why you would use one over another ?
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Delete all Duplicate Rows except for One in MySQL? [duplicate]
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Editor warning: This solution is computationally inefficient and may bring down your connection for a large table.
NB - You need to do this first on a test copy of your table!
When I did it, I found that unless I also included AND n1...
convert '1' to '0001' in JavaScript [duplicate]
How can I convert convert '1' to '0001' in JavaScript without using any 3rd party libraries. I have done this in php using spritf: $time = sprintf('%04.0f',$time_arr[$i]);
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Process all arguments except the first one (in a bash script)
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Use this:
echo "${@:2}"
The following syntax:
echo "${*:2}"
would work as well, but is not recommended, because as @Gordon already explained, that using *, it runs all of the arguments together as a single argument with spaces, while @ preserves the breaks...
Closing Database Connections in Java
I am getting a little confused, I was reading the below from http://en.wikipedia.org/wiki/Java_Database_Connectivity
6 An...
Difference between static memory allocation and dynamic memory allocation
...al variables, file scope variables, and variables qualified with static defined inside functions.
Automatic memory allocation occurs for (non-static) variables defined inside functions, and is usually stored on the stack (though the C standard doesn't mandate that a stack is used). You do not have ...
Can you get DB username, pw, database name in Rails?
I'm writing a rake task that does some DB work outside of Rails/ActiveRecord.
5 Answers
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Optimum way to compare strings in JavaScript? [duplicate]
I am trying to optimize a function which does binary search of strings in JavaScript.
3 Answers
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Read an Excel file directly from a R script
How can I read an Excel file directly into R? Or should I first export the data to a text- or CSV file and import that file into R?
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