大约有 9,000 项符合查询结果（耗时：0.0206秒） [XML]
Can Flask have optional URL parameters?
...able with the defaults in the function head - the way you are used to with python:
@app.route('/<user_id>')
@app.route('/<user_id>/<username>')
def show(user_id, username='Anonymous'):
return user_id + ':' + username
...
Separation of business logic and data access in django
... I like this approach too, coming also fro java. I'm new to python, How would you test views.py? How would you mock service layer (if, for example, service makes some remote api calls) ?
– Teimuraz
Aug 12 '16 at 19:37
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How do you uninstall MySQL from Mac OS X?
... mysql directory or file and removed most of what came up (aside from Perl/Python access modules). You may also need to check that the daemon is not still running using Activity Monitor (or at the command line using ps -A). I found that mysqld was still running even after deleting the files.
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What does the plus sign do in '+new Date'
...h in programming brevity is most certainly not the wit of the soul. As the python community has so adequately put it "explicit is always better than implicit." What if a browser changed the automatic type conversion that's implied there through a regression? Now your code just doesn't work! .getTime...
Autocompletion in Vim
....
In addition to the above, YCM also provides semantic completion for C#, Python, Go, TypeScript etc. It also provides non-semantic, identifier-based completion for languages for which it doesn't have semantic support.
shar...
How to print pandas DataFrame without index
... Requires jinja2 package and does not produce the desired output with Python 3.7
– PeterXX
Oct 25 '19 at 7:42
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How to view corresponding SQL query of the Django ORM's queryset?
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You also can use python logging to log all queries generated by Django. Just add this to your settings file.
LOGGING = {
'disable_existing_loggers': False,
'version': 1,
'handlers': {
'console': {
# logging ha...
resize ipython notebook output window
By default the ipython notebook ouput is limited to a small sub window at the bottom. This makes us force to use separate scroll bar that comes with the output window, when the output is big.
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SQLite: How do I save the result of a query as a CSV file?
...command line, which isn't ideal if you'd like to build a reusable script. Python makes it easy to build a script that can be executed programatically.
import pandas as pd
import sqlite3
conn = sqlite3.connect('your_cool_database.sqlite')
df = pd.read_sql('SELECT * from orders', conn)
df.to_csv('o...
What is the advantage to using bloom filters?
...I have implemented a bloom filter for the task of malicious URL testing in Python. The code can be found here - https://github.com/tarunsharma1/Bloom-Filter
The code is very simple to understand and a detailed description is provided in the readme file.
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