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sqlite3-ruby install error on Ubuntu
...te-3.7.2/
./configure
make
make install
gem install rails sqlite3-ruby
from : http://cuasan.wordpress.com/2010/10/13/rails-3-on-debian-with-sqlite-3/
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Difference between freeze and seal
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Object.seal
It prevents adding and/or removing properties from the sealed object; using delete will return false
It makes every existing property non-configurable: they cannot be converted from 'data descriptors' to 'accessor descriptors' (and vice versa), and no attribute of access...
Regex - how to match everything except a particular pattern
...s that it converted /(ac|bd)/ into /(a[^c]?|b[^d]?|[^ab])/. The conversion from a DFA back to a regular expression is not trivial. It is easier if you can use the regular expression unchanged and change the semantics in code, like suggested before.
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How to deserialize a JObject to .NET object
...use the Newtonsoft JSON library .
For example, I would create a JObject from a .NET object, in this case an instance of Exception (might or might not be a subclass)
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deleting rows in numpy array
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The simplest way to delete rows and columns from arrays is the numpy.delete method.
Suppose I have the following array x:
x = array([[1,2,3],
[4,5,6],
[7,8,9]])
To delete the first row, do this:
x = numpy.delete(x, (0), axis=0)
To delete the thir...
How do I call an Angular.js filter with multiple arguments?
As from the documentation , we can call a filter such as date like this:
6 Answers
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Java: Literal percent sign in printf statement
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You can use StringEscapeUtils from Apache Commons Logging utility or escape manually using code for each character.
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How to get browser width using JavaScript code?
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From W3schools and its cross browser back to the dark ages of IE!
<!DOCTYPE html>
<html>
<body>
<p id="demo"></p>
<script>
var w = window.innerWidth
|| document.documentElement.clientWid...
text-overflow:ellipsis in Firefox 4? (and FF5)
... 2011...hopefully.
You can sign up for the mailing list following the bug from the link in the original poster's question.
Or you can click here; whichever is easiest.
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Openstreetmap: embedding map in webpage (like Google Maps)
...let here, but you can download the files so you can serve and include them from your own host.
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