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Python pandas Filtering out nan from a data selection of a column of strings

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What does the constant 0.0039215689 represent?

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How can I check the size of a collection within a Django template?

... See https://docs.djangoproject.com/en/stable/ref/templates/builtins/#if : just use, to reproduce their example: {% if athlete_list %} Number of athletes: {{ athlete_list|length }} {% else %} No athletes. {% endif %} ...
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How to set limits for axes in ggplot2 R plots?

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Static implicit operator

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Submitting a multidimensional array via POST with php

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What is the purpose of a plus symbol before a variable?

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Finding # occurrences of a character in a string in Ruby

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XSD: What is the difference between xs:integer and xs:int?

...32-bit integer. xs:integer is an integer unbounded value. See for details https://web.archive.org/web/20151117073716/http://www.w3schools.com/schema/schema_dtypes_numeric.asp For example, XJC (Java) generates Integer for xs:int and BigInteger for xs:integer. The bottom line: use xs:int if you wan...
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Can you configure log4net in code instead of using a config file?

...ne(pathToUncompressTo, fileName) let nugetDownloadUri = Uri (sprintf "https://www.nuget.org/api/v2/package/%s/%s" packageId packageVersion) webClient.DownloadFile (nugetDownloadUri, fileToDownload) ZipFile.ExtractToDirectory(fileToDownload, pathToUncompressTo) let packageId = "log4net...