I’m using pyqt4 with python 2.7 and I have a list view widget that I can’t add items to it As you guys can see i used But it gave me an error that is talking about arguments and data types: Also, is it right to use ListView here or I should use listwidget? In general, what is the difference
write list of lists to file but each tuple has to be on a new line, using python
I have an ugly list of lists generated in a program, which looks like this: I am saving it to a text file as follows: When I open the text file, the values saved are an eyesore. How do I save each list to a new line? For example if I wanted to print each list to a new line,
Python Web Scraping Div
I’m trying to scrape the job list from a web site, but I do not have enough experience with scraping. I found that all jobs are in a div block like this : What I want to access is the job title, job description and job link (<a href=”..”). Unfortunately, I couldn’t understand the lo…
How do I get the Swagger-generated Python client to work?
I have generated the python client and server from https://editor.swagger.io/ – and the server runs correctly with no editing, but I can’t seem to get the client to communicate with it – or with anything. I suspect I’m doing something really silly but the examples I’ve found on t…
Pyspark- Subquery in a case statement
I am trying to run a subquery inside a case statement in Pyspark and it is throwing an exception. I am trying to create a new flag if id in one table is present in a different table. Is this even possible in pyspark? Here is the error: I am using Spark 2.2.1. Answer This appears to be the latest
Create Boxplot Grouped By Column
I have a Pandas DataFrame, df, that has a price column and a year column. I want to create a boxplot after grouping the rows based on their year. Here’s an example: So in this case, I’d want a boxplot for each of 2011, 2012, and 2013 based on their price column. I’ve looked into DataFrame.gr…
Dataflow BigQuery to BigQuery
I am trying to create a dataflow script that goes from BigQuery back to BigQuery. Our main table is massive and breaks the extraction capabilities. I’d like to create a simple table (as a result of a query) containing all the relevant information. The SQL query ‘Select * from table.orders where pa…
USB – Is there an initial handshake between host and device?
I’m capturing USB traffic using Wireshark on a smart card reader. When I connect to the reader using PyScard, some packets are sent back and forth using bulk operations before I send any APDU just by establishing the connection. I have read here that there is an initial handshake between a USB device an…
How to model struct that contains reference to it’s definition in python through ctypes?
trying to wrap struct the reference it’s definition as below foo.c how to model that, for example foo.py of course python doesn’t interpret that, I could use c_void_p instead of pointer(Foo), and cast it’s value as follow but, is there a way to model that struct in a python class? Answer Fro…
Element is not clickable at point (x,y.5) because another element obscures it
I am trying to click on an element but getting the error: Element is not clickable at point (x,y.5) because another element obscures it. I have already tried moving to that element first and then clicking and also changing the co-ordinates by minimizing the window and then clicking, but both methods failed. T…