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Why does this iterative list-growing code give IndexError: list assignment index out of range?
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j is an empty list, but you're attempting to write to element [0] in the first iteration, which doesn't exist yet.
Try the following instead, to add a new element to the end of the list:
for l in i:
j.append(l)
Of course, you'd never do this in practice if all you wanted to do wa...
convert UIImage to NSData
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edited May 10 '19 at 17:02
Cœur
29.8k1515 gold badges166166 silver badges214214 bronze badges
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How to get key names from JSON using jq
curl http://testhost.test.com:8080/application/app/version | jq '.version' | jq '.[]'
7 Answers
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What is a pre-revprop-change hook in SVN, and how do I create it?
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edited Jul 29 '14 at 9:01
bahrep
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answered O...
Remove accents/diacritics in a string in JavaScript
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1009
With ES2015/ES6 String.prototype.normalize(),
const str = "Crème Brulée"
str.normalize("NFD"...
Authorative way to override onMeasure()?
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edited Aug 14 '13 at 22:30
answered Apr 26 '12 at 18:52
Gr...
MySQL, better to insert NULL or empty string?
...re differences:
A LENGTH of NULL is NULL, a LENGTH of an empty string is 0.
NULLs are sorted before the empty strings.
COUNT(message) will count empty strings but not NULLs
You can search for an empty string using a bound variable but not for a NULL. This query:
SELECT *
FROM mytable
WHERE ...
What is the size of ActionBar in pixels?
...ttr.actionBarSize });
mActionBarSize = (int) styledAttributes.getDimension(0, 0);
styledAttributes.recycle();
If you need to understand where this is defined:
The attribute name itself is defined in the platform's /res/values/attrs.xml
The platform's themes.xml picks this attribute and assigns a...
How to return PDF to browser in MVC?
... line in your controller action would be something like:
return File("Chap0101.pdf", "application/pdf");
If you are generating this PDF dynamically, it may be better to use a MemoryStream, and create the document in memory instead of saving to file. The code would be something like:
Document doc...
vertical align middle in
I want to keep the height of #abc div at 50px and text to align vertically in the middle of the div .
10 Answers
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