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What are rvalues, lvalues, xvalues, glvalues, and prvalues?
... began with the move semantics. Once we have expressions that can be moved and not copied, suddenly easy to grasp rules demanded distinction between expressions that can be moved, and in which direction.
From what I guess based on the draft, the r/l value distinction stays the same, only in the con...
Is there a use-case for singletons with database access in PHP?
I access my MySQL database via PDO. I'm setting up access to the database, and my first attempt was to use the following:
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Why all the Active Record hate? [closed]
As I learn more and more about OOP, and start to implement various design patterns, I keep coming back to cases where people are hating on Active Record .
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Questions every good .NET developer should be able to answer? [closed]
... I'd like to compile a list/catalog of good questions, a kind of minimum standard to see if the applicants are experienced. So, my question is:
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Iterator invalidation rules
...n the old capacity. Reallocation invalidates all the references, pointers, and iterators referring to the elements in the sequence. If no reallocation
happens, all the iterators and references before the insertion point remain valid. [26.3.11.5/1]
With respect to the reserve function, reallocation i...
Difference between numeric, float and decimal in SQL Server
What are the differences between numeric , float and decimal datatypes and which should be used in which situations?
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Difference between HBase and Hadoop/HDFS
This is kind of naive question but I am new to NoSQL paradigm and don't know much about it. So if somebody can help me clearly understand difference between the HBase and Hadoop or if give some pointers which might help me understand the difference.
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Media Queries: How to target desktop, tablet, and mobile?
I have been doing some research on media queries and I still don't quite understand how to target devices of certain sizes.
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What are the differences between git branch, fork, fetch, merge, rebase and clone?
I want to understand the difference between a branch, a fork and a clone in Git?
5 Answers
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Determine Whether Two Date Ranges Overlap
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(StartA <= EndB) and (EndA >= StartB)
Proof:
Let ConditionA Mean that DateRange A Completely After DateRange B
_ |---- DateRange A ------|
|---Date Range B -----| _
(True if StartA >...