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How to make a class property? [duplicate]
In python I can add a method to a class with the @classmethod decorator. Is there a similar decorator to add a property to a class? I can better show what I'm talking about.
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Filtering a list of strings based on contents
... 'ab' in them. I.e. the result is ['ab','abc'] . How can this be done in Python?
5 Answers
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Viewing all defined variables [duplicate]
I'm currently working on a computation in python shell. What I want to have is Matlab style listout where you can see all the variables that have been defined up to a point (so I know which names I've used, their values and such).
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Is it possible to force Excel recognize UTF-8 CSV files automatically?
...nt ALL cells to display gridlines this is also possible in HTML:
<html xmlns:x="urn:schemas-microsoft-com:office:excel">
<head>
<meta http-equiv="content-type" content="text/plain; charset=UTF-8"/>
<xml>
<x:ExcelWorkbook>
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Getting MAC Address
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Python 2.5 includes an uuid implementation which (in at least one version) needs the mac address. You can import the mac finding function into your own code easily:
from uuid import getnode as get_mac
mac = get_mac()
The ...
Change SQLite database mode to read-write
...d the permission to write to your EXTERNAL_STORAGE to your AndroidManifest.xml.
Add this line to your AndroidManifest.xml file above and outside your <application> tag.
<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>
This will allow your application to wri...
Cosine Similarity between 2 Number Lists
...th vectors (more of a matrix transpose, actually) just to get the data in "Pythonic" order. It would be interesting to time the nuts-and-bolts implementation:
import math
def cosine_similarity(v1,v2):
"compute cosine similarity of v1 to v2: (v1 dot v2)/{||v1||*||v2||)"
sumxx, sumxy, sumyy ...
Get column index from column name in python pandas
In R when you need to retrieve a column index based on the name of the column you could do
7 Answers
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How does Spring Data JPA differ from Hibernate for large projects?
... it. Here is an example:
Configuration class - point to your still-needed xml config with annotation pointing to your repositories package (it looks for *Impl classes automatically now):
@Configuration
@EnableJpaRepositories(basePackages = {"com.examples.repositories"})
@EnableTransactionManagemen...
Copying files into the application folder at compile time
...opy to Output Directory" to "Copy if newer". There's no need to modify the XML directly.
– Antony Booth
Aug 14 at 20:56
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