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Read input from console in Ruby?
I want to write a simple A+B program in ruby, but I have no idea how to work with the console.
5 Answers
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use initial width for element not working in IE
... plugin the table has no width defined and in my CSS there is a width for tables inside that container were my plugin gets inserted.
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pandas read_csv and filter columns with usecols
I have a csv file which isn't coming in correctly with pandas.read_csv when I filter the columns with usecols and use multiple indexes.
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Maximum single-sell profit
...e best option is to buy on that day and then sell it back on the same day for no profit. Otherwise, split the array into two halves. If we think about what the optimal answer might be, it must be in one of three places:
The correct buy/sell pair occurs completely within the first half.
The corre...
django-debug-toolbar not showing up
... What is DEBUG set to? It won't load unless it's True.
If it's still not working, try adding '127.0.0.1' to INTERNAL_IPS as well.
UPDATE
This is a last-ditch-effort move, you shouldn't have to do this, but it will clearly show if there's merely some configuration issue or whether there's some lar...
How do I comment on the Windows command line?
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The command you're looking for is rem, short for "remark".
There is also a shorthand version :: that some people use, and this sort of looks like # if you squint a bit and look at it sideways. I originally preferred that variant since I'm a bash-aholic ...
What does new self(); mean in PHP?
...do the same as :
self::$_instance = new MyClass();
Edit : a couple more informations, after the comments.
If you have two classes that extend each other, you have two situations :
getInstance is defined in the child class
getInstance is defined in the parent class
The first situation wo...
@Html.BeginForm Displaying “System.Web.Mvc.Html.MvcForm” on Page
I have a razor view that I added a delete button to inside of an 'if' statement and when the view is rendered in the browser it is displaying "System.Web.Mvc.Html.MvcForm" next to the delete button.
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How can I stage and commit all files, including newly added files, using a single command?
...all files, including new files, with a message with:
git coa "A bunch of horrible changes"
Explanation (from git add documentation):
-A, --all, --no-ignore-removal
Update the index not only where the working tree has a file matching but also where the index already has an
entry. Thi...
ERROR 2002 (HY000): Can't connect to local MySQL server through socket '/tmp/mysql.sock'
...ew install mysql , but when I tried mysql -u root I got the following error:
27 Answers
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