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How to jump back to NERDTree from file in tab?
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?? Coalesce for empty string?
Something I find myself doing more and more is checking a string for empty (as in "" or null) and a conditional operator.
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Java EE 6 @javax.annotation.ManagedBean vs. @javax.inject.Named vs. @javax.faces.ManagedBean
I feel there is a little mess in the Java EE 6 spec. There are several sets of annotations.
3 Answers
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Find an element in DOM based on an attribute value
Can you please tell me if there is any DOM API which search for an element with given attribute name and attribute value:
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How to unload a package without restarting R
I'd like to unload a package without having to restart R (mostly because restarting R as I try out different, conflicting packages is getting frustrating, but conceivably this could be used in a program to use one function and then another--although namespace referencing is probably a better idea fo...
MySQL “between” clause not inclusive?
If I run a query with a between clause, it seems to exclude the ending value.
For example:
10 Answers
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how to return index of a sorted list? [duplicate]
I need to sort a list and then return a list with the index of the sorted items in the list. For example, if the list I want to sort is [2,3,1,4,5] , I need [2,0,1,3,4] to be returned.
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How do you create a static class in C++?
How do you create a static class in C++? I should be able to do something like:
13 Answers
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How to echo with different colors in the Windows command line
I know that the color bf command sets the colors of the whole command line window but I wanted to to print one single line in a different color.
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How to concatenate multiple lines of output to one line?
If I run the command cat file | grep pattern , I get many lines of output. How do you concatenate all lines into one line, effectively replacing each "\n" with "\" " (end with " followed by space)?
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