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How do you sort an array on multiple columns?
... same, then it sorts by the second attribute. So in your example, A would come before J. In the case where A is the same for two elements, then it would use the second attribute. So For [A,10], [A,5], 5 comes before 10 so it would end up with [A,5],[A,10] for the ordering. The thing you may be mi...
Why do you have to call .items() when iterating over a dictionary in Python?
...ouldn't you find it astonishing if one sense of in (the loop clause) had a completely different meaning from the other (the presence check)? I sure would! It naturally works that way for lists, sets, tuples, ...
So, when C is a dictionary, if in were to yield key/value tuples in a for loop, then,...
LINQ Ring: Any() vs Contains() for Huge Collections
... the collection, applying the delegate on every object. It therefore has a complexity of O(n).
Any() is more flexible however since you can pass a delegate. Contains() can only accept an object.
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MS-DOS Batch file pause with enter key
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There's a pause command that does just that, though it's not specifically the enter key.
If you really want to wait for only the enter key, you can use the set command to ask for user input with a dummy variable, something like:
set /p DUM...
Compare integer in bash, unary operator expected
...ue when your statement fails. Always quote your variables when performing comparisons if there is the slightest chance that one of them may be empty, e.g.:
if [ "$i" -ge 2 ] ; then
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fi
This is because of how the shell treats variables. Assume the original example,
if [ $i -ge 2 ] ; then ....
How to write one new line in Bitbucket markdown?
...he link below or anywhere else so they change the format to something more common. bitbucket.org/site/master/issues/7396/…
– mikijov
Dec 7 '15 at 5:10
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Can a class extend both a class and implement an Interface
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How do I fetch lines before/after the grep result in bash?
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Rails filtering array of objects by attribute value
So I perform a query to the db and I have a complete array of objects:
5 Answers
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git discard all changes and pull from upstream
... replace master? I only have one branch on my repo, which is master, and I completely messed it up, so I basically need to start over from the upstream. I think init will do the job, but is there an easier way?
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