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Mimicking sets in JavaScript?

... @mkirk - yes the item you are indexing in the set must have a string representation that can be the index key (e.g. it either is a string or has a toString() method that uniquely describes the item). – jfriend00 Nov ...
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Learning Python from Ruby; Differences and Similarities

...object collections together and b) when you need to iterate using multiple indexes. For example, to find all the palindromes in a string (assuming you have a function p() that returns true for palindromes), all you need is a single list comprehension: s = 'string-with-palindromes-like-abbalabba' l ...
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What is Autoloading; How do you use spl_autoload, __autoload and spl_autoload_register?

...oad() function. To demonstrate this behaviour, just create a file called index.php : <?php spl_autoload_register(); var_dump(new Main\Application); Then create a folder named Main located right next to the index.php file. Finally, creates a file called Application.php located into Main and p...
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When should I use C++14 automatic return type deduction?

...ize_t... I> decltype(auto) apply_impl(F&& f, Tuple&& t, index_sequence<I...>) { return forward<F>(f)(get<I>(forward<Tuple>(t))...); } template <typename F, typename Tuple> decltype(auto) apply(F&& f, Tuple&& t) { using Indices...
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Android studio: new project vs new module

... I would have thought these things would be left to the Module. If these questions are just so the appropriate support libs are added to the 'Project' then I understand, but I also see these same things when creating a new module. Quite confusing. – Scott Naef ...
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Set Additional Data to highcharts series

.../ restructure the data as an array as Highcharts expects it // array index 0 is the x value, index 1 is the y value in the chart data: chartData.map(row => [row.timestamp, row.value]) }] }) This approach will work for all chart types. ...
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ASP.NET_SessionId + OWIN Cookies do not send to browser

...rks and both cookies are correctly sent to browser... public ActionResult Index() { HttpContext.GetOwinContext() .Response.Cookies.Append("OwinCookie", "SomeValue"); HttpContext.Response.Cookies["ASPCookie"].Value = "SomeValue"; return View(); } But this does not and OwinCook...
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How to add a custom right-click menu to a webpage?

... document.body.scrollTop); } else { return null; } } .show { z-index: 1000; position: absolute; background-color: #C0C0C0; border: 1px solid blue; padding: 2px; display: block; margin: 0; list-style-type: none; list-style: none; } .hide { display: none; } .show li { ...
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How can I plot with 2 different y-axes?

...norm(100), rnorm(100, 10, 2)) , y = c(rnorm(100), rlnorm(100, 9, 2)) , index = rep(1:2, each = 100) ) require(ggplot2) ggplot(dat, aes(x,y)) + geom_point() + facet_wrap(~ index, scales = "free_y") share | ...
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When to use static vs instantiated classes

...turn $this->httpResponseFactory->build(); } } And then, in the index/main page, we'd do (this is the object wiring step, or the time to create the graph of instances to be used by the program): $httpResponseFactory = new HttpResponseFactory; $httpClient = new HttpClient($httpRe...