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Add a common Legend for combined ggplots
...gh a lot of forum posts, but everything I try seem to be commands that are now updated and named something else.
9 Answers...
How can I set the default timezone in node.js?
...e I see something like process.env.TZ = 'Europe/Amsterdam' I think "nice, now where can I find a list of all valid values that I can set?" and I don't find it, every single time.
– Rafael Eyng
Aug 31 '17 at 13:36
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How to add ID property to Html.BeginForm() in asp.net mvc?
...o validate my form using jquery but it doesn't have an ID property as of now how to add it to the form in asp.net mvc? I am using this...
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How to use chrome web inspector to view hover code
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Now you can see both the pseudo-class style rules and force them on elements.
To see the rules like :hover in the Styles pane click the small dotted box button in the top right.
To force an element into :hover state, rig...
List comprehension: Returning two (or more) items for each item
... @khachik I think this would be faster but I will time both methods now, tuples are generated very fast in python though.
– jamylak
Aug 8 '12 at 16:41
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Control the size of points in an R scatterplot?
...mis-apply that rule then not only is your symbol size not changed, but you now have multiple parameters affecting text size (cex.axis, cex.lab, cex.main, and cex.sub--all do the same job as 'cex', only piece-wise). Code like that is difficult to maintain and extend.
– doug
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When should I use double instead of decimal?
..., try reading the oft-quoted article What Every Computer Scientist Should Know About Floating-Point Arithmetic.
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Is SQL or even TSQL Turing Complete?
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Strictly speaking, SQL is now a turing complete language because the latest SQL standard includes the "Persistent Stored Modules" (PSMs). In short, a PSM is the standard version of the PL/SQL language in Oracle (and other similar procedural extensions...
How to read XML using XPath in Java
...ith this code:
expr.evaluate(doc, XPathConstants.STRING);
If you don't know how many URLs are in a given node, then you should rather do something like this:
XPathExpression expr = xpath.compile("/howto/topic[@name='PowerBuilder']/url");
NodeList nl = (NodeList) expr.evaluate(doc, XPathConstants...
C++ Double Address Operator? (&&)
...meter of a function. And it only takes a r-value expression. If you don't know what an r-value is, the simple explanation is that it doesn't have a memory address. E.g. the number 6, and character 'v' are both r-values. int a, a is an l-value, however (a+2) is an r-value. For example:
void foo(int&...