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Relatively position an element without it taking up space in document flow
... absolute; left: 100px; top: 100px">
Hi there, I'm 100px offset from where I ought to be, from the top and left.
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How to get Maven project version to the bash command line
Previous I issued a question on how to change Maven project vesion from command line which lead me to a new issue.
28 Ans...
How to attach file to a github issue?
I migrated with a project from Bitbucket to Github and I can not find a way to attach a file to an issue (ex: screenshot, specs, etc)
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How to count the frequency of the elements in an unordered list?
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Note: You should sort the list before using groupby.
You can use groupby from itertools package if the list is an ordered list.
a = [1,1,1,1,2,2,2,2,3,3,4,5,5]
from itertools import groupby
[len(list(group)) for key, group in groupby(a)]
Output:
[4, 4, 2, 1, 2]
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How good is Java's UUID.randomUUID?
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@osa: Not producing collisions (more than to be expected from perfect randomness) is pretty much the lowest quality requirement for a RNG, while cryptographic strength is the highest. In other words, a cryptographically strong RNG will most definitely not produce more collisions th...
What is data oriented design?
...icle , and this guy goes on talking about how everyone can greatly benefit from mixing in data oriented design with OOP. He doesn't show any code samples, however.
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How to make a class conform to a protocol in Swift?
...nform to protocol 'NSObjectProtocol'
You have to make your class inherit from NSObject to conform to the NSObjectProtocol. Vanilla Swift classes do not. But many parts of UIKit expect NSObjects.
class CustomDataSource : NSObject, UITableViewDataSource {
}
But this:
Type 'CellDatasDataSourc...
MongoDB drop every database
I would like to know if there're a command to drop every databases from my MongoDB?
8 Answers
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How do I unset an element in an array in javascript?
How do I remove the key 'bar' from an array foo so that 'bar' won't show up in
6 Answers
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Getting Django admin url for an object
...lem that the author had. The real answer to the actual question is below - from markmuetz
– Declan Shanaghy
Aug 19 '11 at 18:18
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