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make arrayList.toArray() return more specific types
So, normally ArrayList.toArray() would return a type of Object[] ....but supposed it's an
Arraylist of object Custom , how do I make toArray() to return a type of Custom[] rather than Object[] ?
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How to search a specific value in all tables (PostgreSQL)?
Is it possible to search every column of every table for a particular value in PostgreSQL?
8 Answers
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How does BLAS get such extreme performance?
Out of curiosity I decided to benchmark my own matrix multiplication function versus the BLAS implementation... I was to say the least surprised at the result:
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How to modify list entries during for loop?
Now I know that it is not safe to modify the list during an iterative looping. However, suppose I have a list of strings, and I want to strip the strings themselves. Does replacement of mutable values count as modification?
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O(nlogn) Algorithm - Find three evenly spaced ones within binary string
I had this question on an Algorithms test yesterday, and I can't figure out the answer. It is driving me absolutely crazy, because it was worth about 40 points. I figure that most of the class didn't solve it correctly, because I haven't come up with a solution in the past 24 hours.
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PowerShell script to return versions of .NET Framework on a machine?
What would a PowerShell script be to return versions of the .NET Framework on a machine?
16 Answers
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How to list all Git tags?
In my repository, I have created tags using the following commands.
10 Answers
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Are string.Equals() and == operator really same? [duplicate]
Are they really same? Today, I ran into this problem. Here is the dump from the Immediate Window:
8 Answers
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Can a C++ enum class have methods?
I have an enum class with two values, and I want to create a method which receives a value
and returns the other one. I also want to maintain type safety(that's why I use enum class instead of enums).
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Does Java support default parameter values?
I came across some Java code that had the following structure:
24 Answers
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