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How to add a vertical Separator?

... Works perfectly well in both horizontal and vertical Menu between MenuItems as well. Always nicely stretches to match the height/width of the menu. – natiiix Aug 6 at 18:05 ...
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@Media min-width & max-width

...ult CSS for the older browsers, as older browsers including i.e. 5.5, 6, 7 and 8. Can't read @media. When I use @media I use it like this: <style type="text/css"> /* default styles here for older browsers. I tend to go for a 600px - 960px width max but using percentages */ ...
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What does %~d0 mean in a Windows batch file?

...h to the bat-file itself, %1 is the first argument after, %2 is the second and so on. Since the arguments are often file paths, there is some additional syntax to extract parts of the path. ~d is drive, ~p is the path (without drive), ~n is the file name. They can be combined so ~dp is drive+path. ...
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Add unique constraint to combination of two columns

I have a table and, somehow, the same person got into my Person table twice. Right now, the primary key is just an autonumber but there are two other fields that exist that I want to force to be unique. ...
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How do I adjust the anchor point of a CALayer, when Auto Layout is being used?

...at in layoutSubviews the runtime comes dashing through all the constraints and setting the frames of all the views accordingly. In other words, the constraints are not magic; they are just a to-do list. layoutSubviews is where the to-do list gets done. And it does it by setting frames. I can't hel...
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How to add calendar events in Android?

I'm just getting up to speed on Android, and today in a project meeting someone said that Android has no native calendar app so users just use whatever calendar app they like. ...
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Python - Create a list with initial capacity

...i]= message return result Results. (evaluate each function 144 times and average the duration) simple append 0.0102 pre-allocate 0.0098 Conclusion. It barely matters. Premature optimization is the root of all evil. ...
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Checkboxes in web pages – how to make them bigger?

The standard checkboxes rendered in most browsers are quite small and don’t increase in size even when a larger font is used. What is the best, browser-independent way to display larger checkboxes? ...
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Guards vs. if-then-else vs. cases in Haskell

... From a technical standpoint, all three versions are equivalent. That being said, my rule of thumb for styles is that if you can read it as if it was English (read | as "when", | otherwise as "otherwise" and = as "is" or "be"), you're probably ...
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How to add leading zeros?

...s of 10 width 8 too. anim <- 25499:25504 x <- 10 ^ (0:5) paste (and it's variant paste0) are often the first string manipulation functions that you come across. They aren't really designed for manipulating numbers, but they can be used for that. In the simple case where we always have t...