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Big-O for Eight Year Olds? [duplicate]
...y to understanding that you also have these constants A and B, which arise from the specific implementation. B represents essentially the "constant overhead" of your operation, for example some preprocessing that you do that doesn't depend on the size of the collection. A represents the speed of you...
Finding the max value of an attribute in an array of objects
...Note that this returns the object that had the max value not the max value from the object. This may or may not be what you want. In my case it was what I wanted. +1
– John
Nov 24 '17 at 23:46
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Big-O summary for Java Collections Framework implementations? [closed]
... to specify for which case scenario are those figures, for example, delete from Arraylist could take O(n), if you delete element in middle or end of array.
– Popeye
Jul 25 '17 at 19:59
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Optional Methods in Java Interface
From my understanding if you implement an interface in java, the methods specified in that interface have to be used by the sub classes implementing the said interface.
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How to deploy an ASP.NET Application with zero downtime
...ail completely. This ensures data
integrity and prevents data or files
from existing in a "half-way" or
corrupted state. In MS Deploy, TxF is
disabled by default.
It seems the transaction is for the entire sync. Also, TxF is a feature of Windows Server 2008, so this transaction feature wil...
Database cluster and load balancing
...s how do they keep the data between synchronized. And how does this differ from load balancing from a database server perspective?
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Why do we use volatile keyword? [duplicate]
...f some_int, so it may be tempted to optimize the while loop by changing it from while(some_int == 100) to something which is equivalent to while(true) so that the execution could be fast (since the condition in while loop appears to be true always). (if the compiler doesn't optimize it, then it has ...
Easy way to convert Iterable to Collection
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+1 If going from Iterable to Collection is the only concern, I'd prefer this approach over importing a large 3rd party collections-library.
– aioobe
Jun 20 '11 at 20:25
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Why is transposing a matrix of 512x512 much slower than transposing a matrix of 513x513?
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The explanation comes from Agner Fog in Optimizing software in C++ and it reduces to how data is accessed and stored in the cache.
For terms and detailed info, see the wiki entry on caching, I'm gonna narrow it down here.
A cache is organized in...
what’s the difference between Expires and Cache-Control headers?
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Cache-Control was defined in HTTP/1.1, tells all caching mechanisms from server to client whether they may cache this object. It is measured in seconds: Cache-Control: max-age=3600.
The Expires header field gives the date/time after which the response is considered stale. The Expires value ...