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Vertically align an image inside a div with responsive height

... /* remove the gap between inline(-block) elements */ } .container:before { /* create a full-height inline block pseudo=element */ content: ' '; display: inline-block; vertical-align: middle; /* vertical alignment of the inline element */ height: 100%; } #element { dis...
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How do I make a matrix from a list of vectors in R?

... do.call() is great for this purpose, I wish it were better "documented" in the introductory materials. – andrewj Aug 28 '09 at 14:23 ...
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How to prevent gcc optimizing some statements in C?

...problem, but it is unnecessary. A safer alternative is to make it illegal for the compiler to optimize out the store by using the volatile type qualifier. // Assuming pageptr is unsigned char * already... unsigned char *pageptr = ...; ((unsigned char volatile *)pageptr)[0] = pageptr[0]; The vola...
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How to collapse all methods in Xcode?

... awesome buddy. what i was looking for. Thanks – Abdul Yasin Mar 23 '18 at 11:52 ...
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How to include a child object's child object in Entity Framework 5

... As GraemeMiller said, strongly typed classes are better for maintainability than using strings – Ryan Amies Oct 24 '12 at 14:08 ...
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Two statements next to curly brace in an equation

...tion gives an output identycal to the cases environment of amsmath, except for a slightly smaller curly brace, which sometimes can be an advantage. – mmj Jan 27 '16 at 10:44 a...
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How to sort with a lambda?

... Yes it should be <, for standard ascending order. I edited the answer to make it clear it was a descending sort but apparently my edit was unhelpful and got wiped! – pancake Jun 29 '14 at 22:15 ...
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Sorting related items in a Django template

... You need to specify the ordering in the attendee model, like this. For example (assuming your model class is named Attendee): class Attendee(models.Model): class Meta: ordering = ['last_name'] See the manual for further reference. EDIT. Another solution is to add a property t...
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How to copy text to clipboard/pasteboard with Swift

I'm looking for a clean example of how to copy text to iOS clipboard that can then be used/pasted in other apps. 4 Answers ...
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Latex Remove Spaces Between Items in List

What is the best way to format a list as to remove the spaces between list items. 4 Answers ...