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How to raise a ValueError?
... ValueError instead of raise ValueError()?
– Tomasz Gandor
Sep 20 '19 at 15:14
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How to find the sum of an array of numbers
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Non-number inputs
If non-numbers are possible inputs, you may want to handle that?
console.log(
["hi", 1, 2, "frog"].reduce((a, b) => a + b)
)
let numOr0 = n => isNaN(n) ? 0 : n
console.log(
["hi", 1, 2, "frog"].reduce((a, b) =>
numOr0(a) + numOr0(b))
)
No...
embedding image in html email
...ttempts have failed, with the image showing up as a red X (in Outlook 2007 and yahoo mail)
14 Answers
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How do I execute any command editing its file (argument) “in place” using bash?
I have a file temp.txt, that I want to sort with the sort command in bash.
14 Answers
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SearchView's OnCloseListener doesn't work
I'm trying to add support for the SearchView in the Android 3.0+ ActionBar, but I can't get the OnCloseListener to work.
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Class method decorator with self arguments?
...f of that. You can pass in the attribute name as a string to the decorator and use getattr if you don't want to hardcode the attribute name:
def check_authorization(attribute):
def _check_authorization(f):
def wrapper(self, *args):
print getattr(self, attribute)
...
How to write very long string that conforms with PEP8 and prevent E501
...e continuation by escaping the endline, not merely implicit concatenation, and until very recently explicitly forbidden in PEP8, although now there is an allowance, but NOT for long strings. Todd's answer below is correct.
– Aaron Hall♦
Dec 12 '13 at 22:16
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Jinja2 template variable if None Object set a default value
...ld downvote this, since it's not a good answer to the original question... and yet at the same time, knowing about default is exactly what I needed for my particular case, so... simply not voting. (An edit to this answer might well earn it an upvote, except that I think it's likely hard to apply de...
Git interactive rebase no commits to pick
I'm on master and I did rebase -i <my_branch>
4 Answers
4
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How do I auto size a UIScrollView to fit its content
...now the height of its content automatically. You must calculate the height and width for yourself
Do it with something like
CGFloat scrollViewHeight = 0.0f;
for (UIView* view in scrollView.subviews)
{
scrollViewHeight += view.frame.size.height;
}
[scrollView setContentSize:(CGSizeMake(320, scr...