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Rounding BigDecimal to *always* have two decimal places
I'm trying to round BigDecimal values up, to two decimal places.
1 Answer
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Why doesn't django's model.save() call full_clean()?
I'm just curious if anyone knows if there's good reason why django's orm doesn't call 'full_clean' on a model unless it is being saved as part of a model form.
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Set time part of DateTime in ruby
Say I have a datetime object eg DateTime.now . I want to set hours and minutes to 0 (midnight). How can I do that?
4 Ans...
How might I find the largest number contained in a JavaScript array?
I have a simple JavaScript Array object containing a few numbers.
28 Answers
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How to set std::tuple element by index?
One can get an element from std::tuple by index using std::get .
Analogically, how to set tuple's element by index?
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How to do a safe join pathname in ruby?
My Rails development environment is Windows-based, and my production environment is Linux-based.
2 Answers
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XPath to select element based on childs child value
Trying to select an element based on the value of one of it's childrens childrens
1 Answer
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Django FileField with upload_to determined at runtime
I'm trying to set up my uploads so that if user joe uploads a file it goes to MEDIA_ROOT/joe as opposed to having everyone's files go to MEDIA_ROOT. The problem is I don't know how to define this in the model. Here is how it currently looks:
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ValueError : I/O operation on closed file
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Indent correctly; your for statement should be inside the with block:
import csv
with open('v.csv', 'w') as csvfile:
cwriter = csv.writer(csvfile, delimiter=' ', quotechar='|', quoting=csv.QUOTE_MINIMAL)
for w, c in p.items():
cwriter...
Format string, integer with leading zeros
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Use the format string "img_%03d.jpg" to get decimal numbers with three digits and leading zeros.
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