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Questions - with-statement

Python: How can I change the title of a page in Django based on variable?

I am working with a Django app which uses the same template for different 'pages'--basically, the page can either be a "Create Entry" page or an "Edit Entry" page. The page changes...
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Leia_Organa

python

django

if-statement

variables

with-statement

Votes: 0

Answers: 1

Latest Answer

As the documentation for with mentions: The populated variable is only available between the {% with %} and {% endwith %} tags. You don't really need to set a variable for this, you can directly do:...
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shriakhilc

Get LIMIT value from subquery result

I would like to use the LIMIT option in my query, but the number of expected rows is stored in another table. This is what I have, but it doesn't work: select * from table1 limit (select limitvalue fr...
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Erik

mariadb

subquery

with-statement

Votes: 0

Answers: 2

Latest Answer

You could use a prepared statement to get the limit of queries from the other table because the limit clause does not allow non constant variables as parameter: PREPARE firstQuery FROM "SELECT * ...
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VillySO

Can someone give an ELI5 explanation of what each component of 'with open()' is doing when I pickle?

I've used this syntax many, many times to pickle a file, but the truth is I don't understand what is actually happening. I just know that it gives me the result that I want. with open('some_model_name...
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NaiveBae

python

pickle

with-statement

Votes: 0

Answers: 1

Latest Answer

The "wb" is shorthand for "write in binary mode". If you don't specify "wb" you will get the default mode of open, which is read in text mode. In that case, the call to ...
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wim

Python: For loop only iterates once - also using a with statement

I am trying to open a zip file and iterate through the PDFs in the zip file. I want to scrape a certain portion of the text in the pdf. I am using the following code: def get_text(part): #Create p...
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acbcccdc

python

for-loop

with-statement

pdftotext

Votes: 0

Answers: 2

Latest Answer

You need to process all the files and store each of them as you iterate. An example of how you could do this is to store them in a list of tuples: file_list = [] for file in onlypdfs: ... file...
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ljden

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