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Explain the use of a bit vector for determining if all characters are unique
I am confused about how a bit vector would work to do this (not too familiar with bit vectors). Here is the code given. Could someone please walk me through this?
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Why does ('0' ? 'a' : 'b') behave different than ('0' == true ? 'a' : 'b') [duplicate]
Why is the result of the following two statements different?
6 Answers
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How do you properly use namespaces in C++?
I come from a Java background, where packages are used, not namespaces. I'm used to putting classes that work together to form a complete object into packages, and then reusing them later from that package. But now I'm working in C++.
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What is better, adjacency lists or adjacency matrices for graph problems in C++?
What is better, adjacency lists or adjacency matrix, for graph problems in C++?
What are the advantages and disadvantages of each?
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How to open a URL in a new Tab using JavaScript or jQuery? [duplicate]
How to open a URL in new tab instead of new window programatically?
6 Answers
6
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Database, Table and Column Naming Conventions? [closed]
Whenever I design a database, I always wonder if there is a best way of naming an item in my database. Quite often I ask myself the following questions:
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Java Generics (Wildcards)
I have a couple of questions about generic wildcards in Java:
6 Answers
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When to use virtual destructors?
I have a solid understanding of most OOP theory but the one thing that confuses me a lot is virtual destructors.
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Why would I prefer using vector to deque
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10 Answers
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How to explain callbacks in plain english? How are they different from calling one function from ano
How to explain callbacks in plain English? How are they different from calling one function from another function taking some context from the calling function? How can their power be explained to a novice programmer?
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