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Cleaner way to do a null check in C#? [duplicate]
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This doesn't answer the question. It tells you that the guy might not be asking the right question. But it is a great example. +1
– DidIReallyWriteThat
Apr 10 '14 at 12:00
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Naming convention for utility classes in Java
...d.
That seems pretty standard to what Master java API Designer Josh Bloch does ( java collection as well as google collection)
As long as Helper and Util goes, I will call something a Helper when it has APIs that help to achieve a specific functionality of a package ( considering a package as to im...
CSS - How to Style a Selected Radio Buttons Label?
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@Johncl That's true. IE8 does not implement the :checked selector.
– Šime Vidas
Dec 7 '12 at 14:30
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Algorithm to return all combinations of k elements from n
...rogram but it's without the optimizations of Buckles. Fortunately, it also does not produce duplicate combinations:
The set that maximizes , where .
For an example: 27 = C(6,4) + C(5,3) + C(2,2) + C(1,1). So, the 27th lexicographical combination of four things is: {1,2,5,6}, those are the indexes...
PHP DateTime::modify adding and subtracting months
...he first set, but we also end up with April and June 29th, which certainly does match our original intuitions that +1 month simply should return m/$d/Y or the attractive and simple m/30/Y for all possible months. So now let's consider a third interpretation of +1 month using both dates:
Jan. 31st
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Java 8 Streams - collect vs reduce
When would you use collect() vs reduce() ? Does anyone have good, concrete examples of when it's definitely better to go one way or the other?
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Finding quaternion representing the rotation from one vector to another
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Be aware that this does not handle the case of parallel vectors (both in the same direction or pointing in opposite directions). crossproduct will not be valid in these cases, so you first need to check dot(v1, v2) > 0.999999 and dot(v1, v2)...
Get the IP address of the remote host
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Unfortunately, this does not work if you self-host using Owin (as it is recommended for Web API 2). Need another if there ...
– Nikolai Samteladze
Nov 7 '13 at 23:55
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How to switch a user per task or set of tasks?
...ions are added to set these values for the duration of a play. @Brett so does that mean the succeeding tasks after this will be ran by some_user and not the original user remote_user which was used to connect to the host, is that correct?
– JohnnyQ
May 20 '16...
DynamoDB vs MongoDB NoSQL [closed]
...ynamo, which is our first choice now. Not because it has more features, it doesn't. Mongo has a better query language, you can index within a structure, there's lots of little things. The superiority of Dynamo is in what the OP stated in his comment: it's easy. You don't have to take care of any ser...