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sed error: “invalid reference \1 on `s' command's RHS”
I run several substitution commands as the core of a colorize script for maven .
One of the sed commands uses a regular expression which works find in the shell as discussed here . The current (not working) implementation can be found here .
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Jackson how to transform JsonNode to ArrayNode without casting?
I am changing my JSON library from org.json to Jackson and I want to migrate the following code:
4 Answers
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SQL Group By with an Order By
I have a table of tags and want to get the highest count tags from the list.
6 Answers
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UITableView, Separator color where to set?
...e separator color, but the only way I could find to do this was to add the method to one of the delegate callbacks, is there a better place I should put this?
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How to compare times in Python?
I see that date comparisons can be done and there's also datetime.timedelta() , but I'm struggling to find out how to check if the current time ( datetime.datetime.now() ) is earlier, later or the same than a specified time (e.g. 8am) regardless of the date.
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Is it possible to adjust x,y position for titleLabel of UIButton?
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//make the buttons content appear in the top-left
[button setContentHorizontalAlignment:UIControlContentHorizontalAlignmentLeft];
[button setContentVerticalAlignment:UIControlContentVerticalAlignmentTop];
//move text 10 pixels...
What is the difference between gsub and sub methods for Ruby Strings
I have been perusing the documentation for String today, and I saw the :sub method, which I'd never noticed before. I've been using :gsub and it appears that they are essentially the same. Can anyone explain the difference to me? Thanks!
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Spring 3 MVC accessing HttpRequest from controller
I would like to handle request and session attributes myself rather then leave it to spring @SessionAttributes , for login of cookies handling for example.
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how to hide a vertical scroll bar when not needed
...re is a visible vertical scroll bar how I only want this displayed when I am typing in the text field and it goes beyond the container. I have tried overflow: auto; but does not work.
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Update a column value, replacing part of a string
I have a table with the following columns in a MySQL database
6 Answers
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