Python regular expression for HTML parsing (BeautifulSoup)
I want to grab the value of a hidden input field in HTML.
Python
How is unicode represented internally in Python?
How is Unicode string literally represented in Python’s memory?
Why is SQLAlchemy insert with sqlite 25 times slower than using sqlite3 directly?
Why is this simple test case inserting 100,000 rows 25 times slower with SQLAlchemy than it is using the sqlite3 driver directly? I have seen similar slowdowns in real-world applications. Am I doing something wrong?
Reporting yielded results of long-running Celery task
Problem I’ve segmented a long-running task into logical subtasks, so I can report the results of each subtask as it completes. However, I’m trying to report the results of a task that will effectively never complete (instead yielding values as it goes), and am struggling to do so with my existing solution. Background I’m building … Read more
Pandas Replace NaN with blank/empty string
I have a Pandas Dataframe as shown below:
python converting string in localtime to UTC epoch timestamp
I have strings in YMD hms format that had the timezone stripped. But I know they are in Eastern time with daylight savings time.
numpy arbitrary precision linear algebra
I have a numpy 2d array [medium/large sized – say 500×500]. I want to find the eigenvalues of the element-wise exponent of it. The problem is that some of the values are quite negative (-800,-1000, etc), and their exponents underflow (meaning they are so close to zero, so that numpy treats them as zero). Is there anyway to use arbitrary precision in numpy?
ImportError DLL load failed importing _tkinter
I’m using python 2.7.2 and windows 7. I searched through internet, helps and other sources but i can’t find an answer to my problem.
Python IDLE: Change Python Version
I have Python 2.x and 3.x on my machine (Mac OS X 10.6).
For some things I want to use ver 2, but for others I want ver 3. I like the IDLE software for editing/running, but it always uses version 3.
How to open a password protected excel file using python?
I looked at the previous threads regarding this topic, but they have not helped solve the problem.