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Split delimited strings in a column and insert as new rows [duplicate]

... 70 Here is another way of doing it.. df <- read.table(textConnection("1|a,b,c\n2|a,c\n3|b,d\n4|...
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How do I calculate the date in JavaScript three months prior to today?

... works for January. Run this snippet: var d = new Date("January 14, 2012"); console.log(d.toLocaleDateString()); d.setMonth(d.getMonth() - 3); console.log(d.toLocaleDateString()); There are some caveats... A month is a curious thing. How do you define 1 month? 30 days? Most peo...
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Convert Python dict into a dataframe

...taFrame(d.items()) # or list(d.items()) in python 3 Out[11]: 0 1 0 2012-07-02 392 1 2012-07-06 392 2 2012-06-29 391 3 2012-06-28 391 ... In [12]: pd.DataFrame(d.items(), columns=['Date', 'DateValue']) Out[12]: Date DateValue 0 2012-07-02 392 1 2012...
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How to get label of select option with jQuery?

... answered Feb 1 '10 at 9:46 Sergey KuznetsovSergey Kuznetsov 7,85133 gold badges2020 silver badges1919 bronze badges ...
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Visually managing MongoDB documents and collections [closed]

... (Core version is free for personal and non-commercial use). Last commit: 2017-Jul-24 Robo 3T – acquired by Studio 3T. A shell-centric cross-platform open source MongoDB management tool. Shell-related features only, e.g. multiple shells and results, autocomplete. No export/ import or other feature...
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Video auto play is not working in Safari and Chrome desktop browser

... | edited Sep 20 '18 at 9:10 answered Aug 1 '13 at 12:53 ...
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jQuery Set Cursor Position in Text Area

... $("#set-textarea").click(function() { setCaretToPos($("#the-textarea")[0], 10) }); $("#set-input").click(function() { setCaretToPos($("#the-input")[0], 10); }); <textarea id="the-textarea" cols="40" rows="4">Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tem...
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How do I remove all specific characters at the end of a string in PHP?

... | edited May 30 '15 at 5:17 Mike Kormendy 2,96311 gold badge2020 silver badges2020 bronze badges ...
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What do the crossed style properties in Google Chrome devtools mean?

... | edited Sep 9 '15 at 20:07 answered Jun 15 '10 at 16:31 ...
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SSH to Vagrant box in Windows?

...igured in Connection > SSH > Auth > Private key file use host 127.0.0.1 use port 2222 instead of 22 you can set the default username (vagrant) under Connection > SSH > Auth > Private key for authentication ...