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c# datatable insert column at position 0
does anyone know the best way to insert a column in a datatable at position 0?
3 Answers
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Android: Vertical ViewPager [closed]
...Transformer to give the illusion of a vertical ViewPager. To achieve scrolling with a vertical instead of a horizontal drag you will have to override ViewPager's default touch events and swap the coordinates of MotionEvents prior to handling them, e.g.:
/**
* Uses a combination of a PageTransforme...
How to get the index of an element in an IEnumerable?
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The whole point of getting things out as IEnumerable is so you can lazily iterate over the contents. As such, there isn't really a concept of an index. What you are doing really doesn't make a lot of sense for an IEnumerable. If you need...
How do I link to part of a page? (hash?)
How do you link (with <a> ) so that the browser goes to certain subheading on the target page as opposed to the top?
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How to determine the first and last iteration in a foreach loop?
The question is simple. I have a foreach loop in my code:
20 Answers
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How to disable / enable dialog negative positive buttons?
.... I can get a charListener for the text field but I am not sure how I am going to set the positivebutton to disable or enable from that listener? What is the reference for the positive and negative buttons?
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.append(), prepend(), .after() and .before()
I am pretty proficient with coding, but now and then I come across code that seems to do basically the same thing. My main question here is, why would you use .append() rather then .after() or vice verses?
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Automatically expanding an R factor into a collection of 1/0 indicator variables for every factor le
I have an R data frame containing a factor that I want to "expand" so that for each factor level, there is an associated column in a new data frame, which contains a 1/0 indicator. E.g., suppose I have:
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Android ListView Divider
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Folks, here's why you should use 1px instead of 1dp or 1dip: if you specify 1dp or 1dip, Android will scale that down. On a 120dpi device, that becomes something like 0.75px translated, which rounds to 0. On some devices, that translates to 2-3 pixels, and it us...
How to show method parameter tooltip in C#?
...Space will do what you want.
You might want to check out a poster of key bindings.
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