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Returning multiple objects in an R function [duplicate]
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@warship it is just a dummy example to explain how to return an object. The way I build the object doesn't matter here. We could also have myFunction computing the age and the height from other parameters.
– RockScience
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foreach vs someList.ForEach(){}
...t 4.5 - the implementation changed and they both throw):
someList.ForEach(x => { if(x.RemoveMe) someList.Remove(x); });
whereas foreach uses an enumerator, so this is not valid:
foreach(var item in someList)
if(item.RemoveMe) someList.Remove(item);
tl;dr: Do NOT copypaste this code in...
How to send FormData objects with Ajax-requests in jQuery? [duplicate]
The XMLHttpRequest Level 2 standard (still a working draft) defines the FormData interface. This interface enables appending File objects to XHR-requests (Ajax-requests).
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How to get distinct values from an array of objects in JavaScript?
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URL query parameters to dict python
...ry:
>>> from urllib import parse
>>> url = "http://www.example.org/default.html?ct=32&op=92&item=98"
>>> parse.urlsplit(url)
SplitResult(scheme='http', netloc='www.example.org', path='/default.html', query='ct=32&op=92&item=98', fragment='')
>>> p...
How to set NODE_ENV to production/development in OS X
For use in express.js environments. Any suggestions?
14 Answers
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Encoding URL query parameters in Java
...ring encoding) can help too. It follows the HTML form encoding application/x-www-form-urlencoded.
URLEncoder.encode(query, "UTF-8");
On the other hand, Percent-encoding (also known as URL encoding) encodes space with %20. Colon is a reserved character, so : will still remain a colon, after enco...
How to filter SQL results in a has-many-through relation
...d here.
I named the queries after their author in this thread, with an index where there are two.
I ran all queries a couple of times to populate the cache, then I picked the best of 5 with EXPLAIN ANALYZE.
Relevant indexes (should be the optimum - as long as we lack fore-knowledge which clubs will ...
event.returnValue is deprecated. Please use the standard event.preventDefault() instead
... Chromium and corresponding patch.
This has already been recognised and fixed in jQuery 1.11 (see here and here).
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How can I check if a program exists from a Bash script?
How would I validate that a program exists, in a way that will either return an error and exit, or continue with the script?
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