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When is TCP option SO_LINGER (0) required?
...ion sequence looks like this (simplified):
We have two peers: A and B
A calls close()
A sends FIN to B
A goes into FIN_WAIT_1 state
B receives FIN
B sends ACK to A
B goes into CLOSE_WAIT state
A receives ACK
A goes into FIN_WAIT_2 state
B calls close()
B sends FIN to A
B goes into LAST_ACK...
How to force NSLocalizedString to use a specific language
...your application, with English and French as fallbacks. You would want to call this sometime early in your application's startup. You can read more about language/locale preferences here: Internationalization Programming Topics: Getting the Current Language and Locale
...
how to generate migration to make references polymorphic
...ic. Instead, you should see the actual fields that Rails uses (the Rails Guides have more info).
– Michelle Tilley
Apr 4 '11 at 15:44
2
...
What does it mean to “program to an interface”?
... void LandOnThings(){}
}
class Telemarketer inherits Person {
void CallDuringDinner(){}
void ContinueTalkingWhenYouSayNo(){}
}
Clearly, these two objects have nothing in common in terms of direct inheritance. But, you could say they are both annoying.
Let's say our game needs to ha...
Cross-browser multi-line text overflow with ellipsis appended within a fixed width and height
...
Just a quick basic idea.
I was testing with the following markup:
<div id="fos">
<p>Lorem ipsum dolor sit amet, consectetur adipiscing elit. Proin nisi ligula, dapibus a volutpat sit amet, mattis et dui. Nunc porttitor accumsan o...
How to export revision history from mercurial or git to cvs?
...
Fortunately for those of us who are still forced to use CVS, git provides pretty good tools to do exactly what you're wanting to do. My suggestions (and what we do here at $work):
Creating the Initial Clone
Use git cvsimport to clone the CVS revision history into a git repository. I use the ...
What is the formal difference in Scala between braces and parentheses, and when should they be used?
...out this, but I gave up in the end, as the rules are somewhat diffuse. Basically, you’ll have to get the hang of it.
Perhaps it is best to concentrate on where curly braces and parenthesis can be used interchangeably: when passing parameters to method calls. You may replace parenthesis with curly ...
Why is Python running my module when I import it, and how do I stop it?
... program I'm building that can be run in either of 2 ways: the first is to call "python main.py" which prompts the user for input in a friendly manner and then runs the user input through the program. The other way is to call "python batch.py -file- " which will pass over all the friendly input ga...
Should import statements always be at the top of a module?
...st that's only paid once.
Putting the imports within a function will cause calls to that function to take longer.
So if you care about efficiency, put the imports at the top. Only move them into a function if your profiling shows that would help (you did profile to see where best to improve perfor...
Initialize class fields in constructor or at declaration?
...
Actually it does matter. If the base class constructor calls a virtual method (which is generally a bad idea, but can happen) which is overridden in the derived class, then using instance variable initializers the variable will be initialized when the method is called - whereas u...