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How to estimate how much memory a Pandas' DataFrame will need?

I have been wondering... If I am reading, say, a 400MB csv file into a pandas dataframe (using read_csv or read_table), is there any way to guesstimate how much memory this will need? Just trying to get a better feel of data frames and memory... ...
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Setting individual axis limits with facet_wrap and scales = “free” in ggplot2

...meters. I train the model with 85% of the data, test on the remaining 15%, and repeat this 5 times, collecting actual/predicted values each time. After calculating the residuals, my data.frame looks like this: ...
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Sending HTTP POST Request In Java

...ost = new HttpPost("http://www.a-domain.com/foo/"); // Request parameters and other properties. List<NameValuePair> params = new ArrayList<NameValuePair>(2); params.add(new BasicNameValuePair("param-1", "12345")); params.add(new BasicNameValuePair("param-2", "Hello!")); httppost.setEnti...
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Tracing XML request/responses with JAX-WS

...ublished with JAX-WS reference implementation (the one included in JDK 1.5 and better) ? Being able to do that via code is what I need to do. Just having it logged to a file by clever logging configurations would be nice but enough. ...
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Vertical (rotated) label in Android

I need 2 ways of showing vertical label in Android: 10 Answers 10 ...
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Set custom attribute using JavaScript

...ynaTree (https://code.google.com/p/dynatree) but I am having some problems and hoping someone can help.. 3 Answers ...
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Install go with brew, and running the gotour

... paste the export lines in .bash_profile, not in .bashrc, restart your mac and IntelliJ will find GOPATH (just tested, reboot needed) – firepol Jun 4 '15 at 4:53 ...
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Comparison of Lucene Analyzers

...ifferent analyzers within Lucene? I am getting a maxClauseCount exception and I understand that I can avoid this by using a KeywordAnalyzer but I don't want to change from the StandardAnalyzer without understanding the issues surrounding analyzers. Thanks very much. ...
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psycopg2: insert multiple rows with one query

...", x) for x in tup) cur.execute("INSERT INTO table VALUES " + args_str) and 2 minutes when using this method: cur.executemany("INSERT INTO table VALUES(%s,%s,%s,%s,%s,%s,%s,%s,%s)", tup) share | ...
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Remove Application Insight from application on Visual Studio 2013

...pplication insight to a project which creates a ApplicationInsights.config and not sure what other files were added to the project. ...