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How to insert a new line in Linux shell script? [duplicate]
...line.
Another alternative to use a single echo statement with the -e flag and embedded newline characters \n:
echo -e "Create the snapshots\n\nSnapshot created"
However, this is not portable, as the -e flag doesn't work consistently in all systems. A better way if you really want to do this is u...
Checking for empty queryset in Django
...erly irrelevant so I do not get your point. They could as well make a thousand queries and it would still be totally irrelevant as this is not the point of this answer, with which I make clear that I agree.
– Wtower
Nov 4 '15 at 8:47
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Why is using 'eval' a bad practice?
...few reasons:
There is almost always a better way to do it
Very dangerous and insecure
Makes debugging difficult
Slow
In your case you can use setattr instead:
class Song:
"""The class to store the details of each song"""
attsToStore=('Name', 'Artist', 'Album', 'Genre', 'Location')
d...
How to disable back swipe gesture in UINavigationController on iOS 7
...mplement UIGestureRecognizerDelegate protocol with your more complex logic and set it as recognizer.delegate property.
– ArtFeel
Nov 25 '13 at 12:25
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How can I expand the full path of the current file to pass to a command in Vim?
When I go to command mode and type
6 Answers
6
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In .NET, which loop runs faster, 'for' or 'foreach'?
...hrough a list with foreach than it does to loop through an array with for, and you're calling that insignificant? That kind of a performance difference might matter for your application, and it might not, but I wouldn't just dismiss it out of hand.
– Robert Harvey
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What does the KEY keyword mean?
...
Notation {INDEX|KEY} in general does not mean that INDEX and KEY have the same meaning, or KEY is an INDEX ;)
– sergtk
Jan 4 '14 at 0:45
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Linking to other Wiki pages on GitHub? [closed]
...u can just do:
[Arbitrary Link Text](Wiki Page Name)
Check out Markdown and this blog post for more information about their wikis and the other markup syntaxes they support.
This solution has issues when you're on the home page because it creates relative URLs. Check out Sven's answer, below.
...
github markdown colspan
... I understood that Pipes are ether optional at the beginning and the end, or none of them. Maybe should you add one at the end of this lines?
– Sandburg
Mar 22 '19 at 13:36
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How do I cancel form submission in submit button onclick event?
... then your form doesn't submit.
You should also probably move your event handler from inline.
document.getElementById('my-form').onsubmit = function() {
return isValidForm();
};
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