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Extracting specific columns from a data frame
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– Rafael_Espericueta
Nov 28 '16 at 18:04
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How to add a downloaded .box file to Vagrant?
...iption for another one case. I've got to install similar Vagrant Ubuntu 18.04 based configurations to multiple Ubuntu machines. Downloaded bionic64 box to one using vagrant up with Vagrantfile where this box was specified, then copied folder .vagrant.d/boxes/ubuntu-VAGRANTSLASH-b
How do I replace text inside a div element?
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John TopleyJohn Topley
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See my work log in jira
...n user.
– MykennaC
Mar 14 '19 at 13:04
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How can one check to see if a remote file exists using PHP?
...TP HEAD method via CURLOPT_NOBODY.
More or less
$ch = curl_init("http://www.example.com/favicon.ico");
curl_setopt($ch, CURLOPT_NOBODY, true);
curl_exec($ch);
$retcode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
// $retcode >= 400 -> not found, $retcode = 200, found.
curl_close($ch);
Anyway...
How to make grep only match if the entire line matches?
... mehmet
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answered Jan 17 '11 at 3:56
user562374user562374
3,53411 gol...
Which is a better way to check if an array has more than one element?
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edited Aug 15 '17 at 9:04
shA.t
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answered Dec ...
What is the difference between substr and substring?
...!
– MyDaftQuestions
Nov 10 '15 at 9:04
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Proper Repository Pattern Design in PHP?
...l better.
– johnny
Aug 25 '14 at 19:04
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How should one go about choosing a default TCP/IP port for a new service?
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Kevin WongKevin Wong
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