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Long-held, incorrect programming assumptions [closed]
... that I was behind the curve on the things that all programmers must just know intuitively.
I've realized over time that I'm effectively comparing my knowledge to the collective knowledge of many people, not a single individual and that is a pretty high bar for anyone. Most programmers in the real...
Why is std::map implemented as a red-black tree?
...implementation". Each implementer chooses an implementation. As far as we know, they've all chose RB trees, so presumably this is either for performance or for ease of implementation/maintenance. As I said, the breakpoint for performance might not imply that they think there are more inserts/deletes...
Difference between sh and bash
...we often use /bin/sh and /bin/bash . I usually use bash , but I don't know what's the difference between them.
12 Answ...
How does this print “hello world”?
...g the number with the mask 31₁₀ = 11111₂ in the sentence l & 31
Now the code maps the 5-bit value to its corresponding 7-bit ascii character. This is the tricky part, check the binary representations for the lowercase
alphabet letters in the following table:
ascii | ascii | ...
Why is require_once so bad to use?
...ret the code might even make it marginally slower but, that said, I don't know how thorough the internal method is. It might do extra work to ensure no duplicates.
– Oli
Oct 9 '08 at 9:37
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Non-Relational Database Design [closed]
...ntation slides (slideshare) Graph Databases and the Future of Large-Scale Knowledge Management by Marko Rodriguez contains a very nice introduction to data design using a graph database as well.
Answering the specific questions from a graphdb point of view:
Alternate design: adding relationships b...
Entity Framework and Connection Pooling
... use this approach but in most situation this is enough.
If you want to know what impact has single object context for WPF / WinForm application check this article. It is about NHibernate Session but the idea is same.
Edit:
When you use EF it by default loads each entity only once per context. T...
Razor If/Else conditional operator syntax [duplicate]
...vid Lively already answered by thanks :) At least can "close" the question now...
– B Z
Jan 5 '11 at 20:12
3
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How to check if an object implements an interface? [duplicate]
...ike this public void doSomething(Serializable serializableObject). You can now pass it any object that implements Serializable but using the serializableObject you only have access to the methods implemented in the object from the Serializable interface.
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Can someone explain __all__ in Python?
...t exactly hidden; they can be seen and accessed perfectly normally if you know their names. It is only in the case of an "import *", which is not recommended anyway, that the distinction carries any weight.
– Brandon Rhodes
Dec 8 '09 at 18:40
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