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How do I wrap text in a pre tag?
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white-space:pre-line; (and all browser compatible flavors) seems more adequate in some cases (without tabs for instance) as it takes away the space at the beginning of the line (if there are some)
– MediaVince
Nov...
How do I get a substring of a string in Python?
...o Worl'
>>> x[-2:]
'd!'
>>> x[2:-2]
'llo Worl'
Python calls this concept "slicing" and it works on more than just strings. Take a look here for a comprehensive introduction.
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Calculate relative time in C#
...her languages, you will hate yourself for doing logic like this. Just so y'all know...
– Nik Reiman
May 23 '12 at 14:31
73
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How to parse XML to R data frame
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Data in XML format are rarely organized in a way that would allow the xmlToDataFrame function to work. You're better off extracting everything in lists and then binding the lists together in a data frame:
require(XML)
data <- xmlParse("http://forecast.weather.gov/MapClick.php?lat=...
Node.js quick file server (static files over HTTP)
Is there Node.js ready-to-use tool (installed with npm ), that would help me expose folder content as file server over HTTP.
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What is the !! (not not) operator in JavaScript?
... Partial Obscurity:
val.enabled = (userId != 0) ? true : false;
// And finally, much easier to understand:
val.enabled = (userId != 0);
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Convert timestamp to date in MySQL query
... up as 2018-Nov-6. You may be looking for '%Y-%m-%d' as you'd format it in PHP (date('Y-m-d',$row->user_created_at)) - this (both variants, SQL and PHP) shows up as 2018-11-06
– Chris S.
Nov 7 '18 at 9:19
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Parsing query strings on Android
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import org.eclipse.jetty.util.*;
URL url = new URL("www.example.com/index.php?foo=bar&bla=blub");
MultiMap<String> params = new MultiMap<String>();
UrlEncoded.decodeTo(url.getQuery(), params, "UTF-8");
assert params.getString("foo").equals("bar");
assert params.getString("bla").equ...
String.Join method that ignores empty strings?
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I had some luck with this instead: Array.FindAll(myArray, Function(s) Not String.IsNullOrEmpty(s)) Can you either change your answer or explain the Where statement?
– Doug
May 2 '13 at 13:44
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Regular expression to match any character being repeated more than 10 times
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PHP's preg_replace example:
$str = "motttherbb fffaaattther";
$str = preg_replace("/([a-z])\\1/", "", $str);
echo $str;
Here [a-z] hits the character, () then allows it to be used with \\1 backreference which tries to matc...