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Which method performs better: .Any() vs .Count() > 0?
...le<T> sequence.
For just IEnumerable<T>, then Any() will generally be quicker, as it only has to look at one iteration. However, note that the LINQ-to-Objects implementation of Count() does check for ICollection<T> (using .Count as an optimisation) - so if your underlying data-sou...
Why is JsonRequestBehavior needed?
... involving JSON requests to improve the liklihood that the implications of allowing HTTP GET exposure are considered in advance of allowing them to occur.
This is opposed to afterwards when it might be too late.
Note: If your action method does not return sensitive data, then it should be safe to...
How to correctly require a specific commit in Composer so that it would be available for dependent p
...have something to do with Composer prefering Packagist over GitHub specifically?
– Maciej Sz
Jan 23 '14 at 19:06
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Converting a column within pandas dataframe from int to string
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I really don't understand why, but mtrx['X.3'].apply(str) does not work for me either :( dtype still shows int64. The dataframe for 23177 row and X.3 column got only numbers. In [21]: mtrx['X.3'].dtype Out[21]: dtype('i...
Link latest file on Bitbucket Git repository
...)
[some-other-file](my-dir/some-other-file)
Bitbucket will then automatically link to the file at the current branch that you are viewing the file at. If you're viewing the Readme file in the overview that will mean the default branch (usually 'master').
...
What do I return if the return type of a method is Void? (Not void!)
...le, use reflection to look at a method with a return type of void. (Technically, you'll get back Class<Void>.) It has other assorted uses along these lines, like if you want to parameterize a Callable<T>.
Due to the use of generics in Java I ended up in having to implement this funct...
Routing: The current request for action […] is ambiguous between the following action methods
I have a View called Browse.chtml , where the user can enter a search term, or leave the search term blank. When entering the search term, I want to direct the page to http://localhost:62019/Gallery/Browse/{Searchterm} and when nothing is entered, I want to direct the browser to http://localho...
Likelihood of collision using most significant bits of a UUID in Java
...ely not true for other types of UUIDs, as Carl Seleborg mentions.
Incidentally, you would be slightly better off by using the least significant half of the UUID (or just generating a random long using SecureRandom).
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How to get commit history for just one branch?
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Before Git 2.1 (August 2014), this mistake: git log -3master.. would actually show you the last 3 commits of the current branch (here my_experiment), ignoring the master limit (meaning if my_experiment contains only one commit, 3 would still be listed, 2 of them from master)
See commit e3fa568 by...
How to Update Multiple Array Elements in mongodb
...At this moment it is not possible to use the positional operator to update all items in an array. See JIRA http://jira.mongodb.org/browse/SERVER-1243
As a work around you can:
Update each item individually
(events.0.handled events.1.handled
...) or...
Read the document, do the edits
manually and ...