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What is mattr_accessor in a Rails module?
... couldn't really find this in Rails documentation but it seems like 'mattr_accessor' is the Module corollary for 'attr_accessor' (getter & setter) in a normal Ruby class .
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Maximum number of records in a MySQL database table
...tables or partitioning and put old data in old tables by year such as users_2011_jan, users_2011_feb or use numbers for the month. Then change your programming to work with this model. Maybe make a new table with less information to summarize the data in less columns and then only refer to the bigge...
What is the official “preferred” way to install pip and virtualenv systemwide?
...here/how do you install setuptools-0.8? Looks like you are just grabbing ez_setup.py for a "lightweight version" of getting pip. I'd do the same but fear that it will break in the near future and I'll get stuck here again (like I always do)
– Steven Lu
Jul 13 '...
How do you create a random string that's suitable for a session ID in PostgreSQL?
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I found another solution that uses ORDER BY random(). Which is faster?
– ma11hew28
Feb 10 '14 at 15:17
1
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Refused to display in a frame because it set 'X-Frame-Options' to 'SAMEORIGIN'
...e in OWIN 3.0 middleware. Refer to this link if you are receiving a "access_denied" error message. blogs.msdn.com/b/webdev/archive/2014/07/02/…
– Ali Hmer
Aug 24 '14 at 15:34
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Slicing of a NumPy 2d array, or how do I extract an mxm submatrix from an nxn array (n>m)?
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There is a helpful function for doing the first example I gave, numpy.ix_. You can do the same thing as my first example with x[numpy.ix_([0,2],[1,3])]. This can save you from having to enter in all of those extra brackets.
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Is there a way to make a DIV unselectable?
...alse;" ondragstart="return false;">your text</div>
jQuery:
var _preventDefault = function(evt) { evt.preventDefault(); };
$("div").bind("dragstart", _preventDefault).bind("selectstart", _preventDefault);
Rich
s...
UnicodeDecodeError: 'utf8' codec can't decode byte 0xa5 in position 0: invalid start byte
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I switched this simply by defining a different codec package in the read_csv() command:
encoding = 'unicode_escape'
Eg:
import pandas as pd
data = pd.read_csv(filename, encoding= 'unicode_escape')
share
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How to structure a express.js application?
...js
|~models
| |-monkey.js
| |-zoo.js
|~views
| |~zoos
| |-new.jade
| |-_form.jade
|~test
| |~controllers
| |-zoo.js
| |~models
| |-zoo.js
|-index.js
I use Exports to return what's relevant. For instance, in the models I do:
module.exports = mongoose.model('PhoneNumber', PhoneNumberSchem...
Shell script to delete directories older than n days
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@OrGal you are absolutely correct. In order to prevent this, just use: find /path/to/base/dir/*.
– zloynemec
Jul 5 '15 at 8:28
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