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Why is it said that “HTTP is a stateless protocol”?
HTTP has HTTP Cookies. Cookies allow the server to track the user state, the number of connections, last connection, etc.
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Changing .gitconfig location on Windows
...r, to give it the effect you desire, you need to pass the --global flag to all git invocations (plus any local .git/config files are ignored).
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Programming with white text on black background?
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It's actually white on black, or rather green or amber on black, that is the traditional way. I've used them all. :)
I believe that the use of black on white started in word processors, because it's a lot easier on your eyes when you...
How to unit test abstract classes: extend with stubs?
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Write a Mock object and use them just for testing. They usually are very very very minimal (inherit from the abstract class) and not more.Then, in your Unit Test you can call the abstract method you want to test.
You should test abstract class that contain some logic like all other ...
DateTime vs DateTimeOffset
...s a position on someone's calendar, and there are many different calendars all over the globe. We call these calendars time zones. Calendar time is represented by a DateTime where .Kind is DateTimeKind.Unspecified, or DateTimeKind.Local. And .Local is only meaningful in scenarios where you have a...
Quickest way to compare two generic lists for differences
...2.Except(list1).ToList();
I suspect there are approaches which would actually be marginally faster than this, but even this will be vastly faster than your O(N * M) approach.
If you want to combine these, you could create a method with the above and then a return statement:
return !firstNotSecon...
'\r': command not found - .bashrc / .bash_profile [duplicate]
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When all else fails in Cygwin...
Try running the dos2unix command on the file in question.
It might help when you see error messages like this:
-bash: '\r': command not found
Windows style newline characters can cause issues ...
Why does C# not provide the C++ style 'friend' keyword? [closed]
The C++ friend keyword allows a class A to designate class B as its friend. This allows Class B to access the private / protected members of class A .
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What's the difference between commit() and apply() in SharedPreferences
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tl;dr:
commit() writes the data synchronously (blocking the thread its called from). It then informs you about the success of the operation.
apply() schedules the data to be written asynchronously. It does not inform you about the success of the operation.
If you save with apply() and immediately...
Vim indent xml file
... This of course only works if you have the external tool xmllint installed and added to your path.
– Polymorphix
Oct 29 '14 at 12:12
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