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Can I use __init__.py to define global variables?
...once. When it is imported the second time, the module is already cached in sys.modules.
– Ferdinand Beyer
Jul 3 '14 at 8:38
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Replacing Pandas or Numpy Nan with a None to use with MysqlDB
... out an error saying nan is not in the field list. I need to find a way to convert the 'nan' into a NoneType.
7 Answers
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Downloading a Google font and setting up an offline site that uses it
...u downloaded (.ttf should be extracted)
Go to "http://ttf2woff.com/" and convert any .ttf extracted from zip to .woff
Edit desiredfontname.css and replace any url within it [between 'url(' and ')'] with the corresponding converted .woff file you got on ttf2woff.com; path you write should be acco...
FFmpeg on Android
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do u know, how can i convert 3gp to audio, using JNI implementation
– Mr.G
Dec 4 '13 at 5:41
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Difference between Covariance & Contra-variance
...nk about the logical reasons that underly these relationships. Why can we convert IEnumerable<Tiger> to IEnumerable<Animal> safely? Because there is no way to input a giraffe into IEnumerable<Animal>. Why can we convert an IComparable<Animal> to IComparable<Tiger>? ...
How to get a complete list of object's methods and attributes?
...:
# code borrowed from the rlcompleter module
# tested under Python 2.6 ( sys.version = '2.6.5 (r265:79063, Apr 16 2010, 13:09:56) \n[GCC 4.4.3]' )
# or: from rlcompleter import get_class_members
def get_class_members(klass):
ret = dir(klass)
if hasattr(klass,'__bases__'):
for base...
Deserialize json object into dynamic object using Json.net
...est]
public void DynamicDeserialization()
{
dynamic jsonResponse = JsonConvert.DeserializeObject("{\"message\":\"Hi\"}");
jsonResponse.Works = true;
Console.WriteLine(jsonResponse.message); // Hi
Console.WriteLine(jsonResponse.Works); // True
Console.WriteLine(JsonConvert.Seriali...
How can I access my localhost from my Android device?
...ated to:
ip a
If you still prefer to use ifconfig as part of your daily sys admin routine, you can easily install it as part of the net-tools package.
apt-get install net-tools
Reference is here
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sqlite database default time value 'now'
... the timestamp (created_at-column) is saved as unix epoch UTC timezone and converted to local timezone only when necessary.
Using unix epoch saves storage space - 4 bytes integer vs. 24 bytes string when stored as ISO8601 string, see datatypes. If 4 bytes is not enough that can be increased to 6 or...
What is the !! (not not) operator in JavaScript?
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Converts Object to boolean. If it was falsey (e.g. 0, null, undefined, etc.), it will be false, otherwise, true.
!oObject // inverted boolean
!!oObject // non inverted boolean so true boolean representation
So !! is not a...