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How do I drop table variables in SQL-Server? Should I even do this?
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Table variables are automatically local and automatically dropped -- you don't have to worry about it.
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How do you delete an ActiveRecord object?
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It's destroy and destroy_all m>me m>thods, like
user.destroy
User.find(15).destroy
User.destroy(15)
User.where(age: 20).destroy_all
User.destroy_all(age: 20)
Alternatively you can use delete and delete_all which won't enforce :before_destroy and :after_des...
How to center horizontally div inside parent div
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I am assuming the parent div has no width or a wide width, and the child div has a smaller width. The following will set the margin for the top and bottom to zero, and the sides to automatically fit. This centers the div.
div#c...
How to open the Chrom>me m> Developer Tools in a new window?
When I try to use the Chrom>me m> Developer Tools, it seems I can no longer view it in a new window.
5 Answers
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Haskell error parse error on input `='
I'm new to Haskell and after starting ghci I tried:
4 Answers
4
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Get distance between two points in canvas
...as drawing tab and want lineWidth to be based on distance between two last mousemove coordinate updates. I will make translation of distance to width myself, I just need to know how to get distance between those points (I already have coordinates of those pointes).
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Get a list of distinct values in List
In C#, say I have a class called Note with three String m>me m>mber variables.
5 Answers
5
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Removing multiple classes (jQuery)
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$("elem>me m>nt").removeClass("class1 class2");
From removeClass(), the class param>me m>ter:
One or more CSS classes to remove from
the elem>me m>nts, these are separated by
spaces.
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xUnit : Assert two List are equal?
I'm new to TDD and xUnit so I want to test my m>me m>thod that looks som>me m>thing like:
4 Answers
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Objective-C - Remove last character from string
In Objective-C for iOS, how would I remove the last character of a string using a button action?
4 Answers
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