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The differences between .build, .create, and .create! and when should they be used?
... edited May 23 '17 at 10:31
Community♦
111 silver badge
answered Dec 31 '08 at 18:26
zenaznzenazn
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d3 axis labeling
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Axis labels aren't built-in to D3's axis component, but you can add labels yourself simply by adding an SVG text element. A good example of this is my recreation of Gapminder’s animated bubble chart, The Wealth & Health of Nations. The x-axis label looks like ...
How does grep run so fast?
... it finds a match does it go and look for the bounding newlines
(Certain command line options like
-n disable this optimization.)
This answer is a subset of the information taken from here.
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Difference between no-cache and must-revalidate
...hereas no-cache implies :
must-revalidate plus the fact the response becomes stale right away.
If a response is cacheable for 10 seconds, then must-revalidate kicks in after 10 seconds, whereas no-cache implies must-revalidate after 0 seconds.
At least, that's my interpretation.
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How to Vertical align elements in a div?
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css-tricks.com/centering-css-complete-guide <-- some good options presented here, have found myself resorting to the table/table-cell solution most of the time though
– shaunhusain
Feb 21 '16 at...
Why can't I assign a *Struct to an *Interface?
..., and I'm confused about pointers and interfaces. Why doesn't this Go code compile?
4 Answers
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MIN/MAX vs ORDER BY and LIMIT
... edited May 23 '17 at 12:02
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answered Jan 9 '09 at 1:51
Sean McSomethingSean ...
.NET JIT potential error?
... Just Visual Studio, copy/paste from the debugger's Disassembly window and comments added by hand.
– Hans Passant
May 23 '13 at 16:19
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Multiple columns index when using the declarative ORM extension of sqlalchemy
According to the documentation and the comments in the sqlalchemy.Column class, we should use the class sqlalchemy.schema.Index to specify an index that contains multiple columns.
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jQuery document.ready vs self calling anonymous function
...JS code will run as soon as the parser reads it, but your confusion may be coming in whether there is a "$" in front of the SIAF or not. If so, and this site is using jQuery, then this is the shortened form of the jQuery document.ready helper function, which will schedule the given function to execu...