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Is System.nanoTime() completely useless?
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This answer was written in 2011 from the point of view of what the Sun JDK of the time running on operating systems of the time actually did. That was a long time ago! leventov's answer offers a more up-to-date perspective.
That post is wrong, and nanoTime is safe. There's a comment on the post w...
Java volatile reference vs. AtomicReference
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Short answer is: No.
From the java.util.concurrent.atomic package documentation. To quote:
The memory effects for accesses and updates of atomics generally follow the rules for volatiles:
get has the memory effects of reading a volatile variable.
set has the memory effect...
Viewing my IIS hosted site on other machines on my network
At home I have a simple network setup containing 2 machines.
11 Answers
11
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Staging Deleted files
...g. specifying dir will record not just a file dir/file1 modified in the working tree, a file dir/file2 added to the working tree, but also a file dir/file3 removed from the working tree. Note that older versions of Git used to ignore removed files; use --no-all option if you want to add modified or ...
Add a column with a default value to an existing table in SQL Server
...SQL Server will autogenerate
a Default-Contraint with a funny Name like: DF__SomeTa__SomeC__4FB7FEF6
Optional With-Values Statement:
The WITH VALUES is only needed when your Column is Nullable
and you want the Default Value used for Existing Records.
If your Column is NOT NULL, then it ...
Specifying rails version to use when creating a new application
...p 20 '11 at 16:23
Paweł Gościcki
7,05755 gold badges5555 silver badges7474 bronze badges
answered Jan 16 '09 at 23:51
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Should a .sln be committed to source control?
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I think it's clear from the other answers that solution files are useful and should be committed, even if they're not used for official builds. They're handy to have for anyone using Visual Studio features like Go To Definition/Dec...
How can I detect if the user is on localhost in PHP?
...server it resides on? If I remember correctly, PHPMyAdmin does something like this for security reasons.
9 Answers
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What does default(object); do in C#?
Googling is only coming up with the keyword, but I stumbled across some code that says
8 Answers
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How to empty a list?
...example:
lst1 = [1, 2, 3]
lst2 = lst1
del lst1[:]
print(lst2)
For the sake of completeness, the slice assignment has the same effect:
lst[:] = []
It can also be used to shrink a part of the list while replacing a part at the same time (but that is out of the scope of the question).
Note that ...