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Return two and more values from a method
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more freedom, more responsibility. Experienced rubyist would take advantage of it and write some beautiful codes. while ruby rookies can make things worse.
– fengd
Nov 5 '13 at 17:07
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How much faster is C++ than C#?
...ong time, and also today still is in many cases. This is mainly due to the more advanced JIT optimizations being complicated to implement, and the really cool ones are only arriving just now.
So C++ is faster, in many cases. But this is only part of the answer. The cases where C++ is actually faste...
REST HTTP status codes for failed validation or invalid duplicate
...ave been argued that it was inappropriate for semantic errors. But not any more; since June 2014 the relevant standard RFC 7231, which supersedes the previous RFC2616, gives the use of 400 (Bad Request) more broadly as
the server cannot or
will not process the request due to something that ...
How do I expand the output display to see more columns of a pandas DataFrame?
...o a console.
The default is 1,000,000 rows. So, if a DataFrame has more
1,000,000 rows there will be no null check performed on the
columns and thus the representation will take much less time to
display in an interactive session. A value of None means always
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Why does Lua have no “continue” statement?
...al continue one day. The goto replacement doesn't look very nice and needs more lines. Also, wouldn't that create trouble if you had more than one loop doing this in one function, both with ::continue::? Making up a name per loop doesn't sound like a decent thing to do.
– E. T....
Tags for Emacs: Relationship between etags, ebrowse, cscope, GNU Global and exuberant ctags
...question as I've recently read here, so I'll try explain the difference in more detail:
Point 1:
etags and ctags both generate an index (a.k.a. tag/TAGS) file of language objects found in source files that allows these items to be quickly and easily located by a text editor or other utility. A tag...
Is PowerShell ready to replace my Cygwin shell on Windows? [closed]
.... It looks powerful from what I've seen so far, and I'll be able to write more useful scripts with it at work.
– Andy White
Feb 23 '09 at 0:20
55
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What does 'var that = this;' mean in JavaScript?
...ecially if the functions are longer than a couple of lines. I always use a more descriptive alias. In my examples above, I'd probably use clickedEl.
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How do you 'redo' changes after 'undo' with Emacs?
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When to use UICollectionView instead of UITableView?
... the listing details of each item, people use UITableView because it shows more info on each item.
Apple Docs:
UICollectionView Class Reference
The UICollectionView class manages an ordered collection of data items and presents them using customizable layouts. Collection views provide the same...