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ImportError: No Module Named bs4 (BeautifulSoup)
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Activate the virtualenv, and then install BeautifulSoup4:
$ pip install BeautifulSoup4
When you installed bs4 with easy_install, you installed it system-wide. So your system python can import it, but not your virtualenv python.
If you do not need bs4 to be installed in...
XSD: What is the difference between xs:integer and xs:int?
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The difference is the following:
xs:int is a signed 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
Fo...
SQL Query Where Field DOES NOT Contain $x
...OM y);
-- predefined list
SELECT a FROM x WHERE x.b NOT IN (1, 2, 3, 6);
If you are searching a string, go for the LIKE operator (but this will be slow):
-- Finds all rows where a does not contain "text"
SELECT * FROM x WHERE x.a NOT LIKE '%text%';
If you restrict it so that the string you are ...
String concatenation does not work in SQLite
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field1 || field2 returns null if one of the fields is null. One might want to do ifnull(field1,'')||ifnull(field2,''). That will give you a response if one or both fields are null. Then you get to figure out what you want to do if both were null.
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PDOException “could not find driver”
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From CLI, you can verify your installation by: php -i | grep pdo_mysql
– krisanalfa
May 23 '18 at 7:56
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document.getElementById vs jQuery $()
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Take care if your identifier is not fixed. $('#'+id)[0] is not equal to document.getElementById(id) because id may contain characters which are treated special in jQuery!
– Jakob
Feb 28 '12 at 12:...
How to sort an array of associative arrays by value of a given key in PHP?
... It shouldn't require any change to work with numeric keys. If you're hitting a bug or weird behaviour related to numeric keys, post it as a new question.
– Josh Davis
Jan 5 '12 at 0:22
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What is the purpose of backbone.js?
...way. i.e. it does not set data- attributes back onto the DOM elements. (So if your HTML had data- attributes when the page loaded, and they are changed, the DOM and the in-memory representation would be OOS - but you should be working with the in-mem data anyway)
– JoeBrockhaus...
curl : (1) Protocol https not supported or disabled in libcurl
...ndows SSL-enabled cURL curl.haxx.se/latest.cgi?curl=win64-ssl-sspi instead if none of the other provided answers works for windows.
– ganesh
Jan 8 '15 at 16:54
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Extract substring using regexp in plain bash
...perl :
$ echo "US/Central - 10:26 PM (CST)" |
perl -lne 'print $& if /\-\s+\K\d{2}:\d{2}/'
and last one using awk :
$ echo "US/Central - 10:26 PM (CST)" |
awk '{for (i=0; i<=NF; i++){if ($i == "-"){print $(i+1);exit}}}'
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