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Difference between a theta join, equijoin and natural join
...tual value of the 3 concepts is.
The key concept in your question is the idea of a join. To understand a join you need to understand a Cartesian Product (the example is based on SQL where the equivalent is called a cross join as onedaywhen points out);
This isn't very useful in practice. Consider...
REST API Authentication
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I believe Kingz was trying to impart the idea that the mechanism for maintaining the session is intentionally vague. A session cookie is just one implementation of that mechanism.
– justin.hughey
Nov 3 '14 at 15:01
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jQuery & CSS - Remove/Add display:none
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Good idea to show the toggle function. Many times if you need to click something and show it, you would like the functionality to hide it too.
– user3267755
Nov 5 '14 at 15:07
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How do you get the footer to stay at the bottom of a Web page?
... this markup.. but nevermind, I asked for the case gcedo has some specific idea about it, no need to guess
– YakovL
Nov 29 '19 at 15:24
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sh...
Accessing private member variables from prototype-defined functions
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I suggest it would probably be a good idea to describe "having a prototype assignment in a constructor" as a Javascript anti-pattern. Think about it. It is way too risky.
What you're actually doing there on creation of the second object (i.e. b) is redefining th...
Why is GHC so large/big?
... Now that I think GHC uses dynamic linking, perhaps Dr. @Simon Marlow's ideas for compression of the four flavors is more practical? Cites: 1.#3658 (Dynamically link GHCi (and use system linker) on platforms that support it) – GHC ghc.haskell.org/trac/ghc/ticket/3658; 2.#8266 (Dynamic linking o...
What does principal end of an association means in 1:1 relationship in Entity framework
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You have no idea how many hours it took to find an answer to this - ms documentation is POOOOOOP ty.
– gangelo
May 15 '13 at 17:25
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Run two async tasks in parallel and collect results in .NET 4.5
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While your Sleep method is async, Thread.Sleep is not. The whole idea of async is to reuse a single thread, not to start multiple threads. Because you've blocked using a synchronous call to Thread.Sleep, it's not going to work.
I'm assuming that Thread.Sleep is a simplification of what y...
Laravel Redirect Back with() Message
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@giannischristofakis It sure seems like it. I have no idea what I was smoking that cold foggy morning in September.
– StackOverflowed
Aug 27 '15 at 14:40
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Disabled UIButton not faded or grey
...depending on control state like this and this from below are a much better idea. They're using the built in mechanism to achieve an automatic change, rather than needing to explicitly update the control's look depending on its state.
– Benjohn
Jul 6 '15 at 15:1...