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What do 'real', 'user' and 'sys' mean in the output of time(1)?
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Real, User and Sys process time statistics
One of these things is not like the other. Real refers to actual elapsed time; User and Sys refer to CPU time used only by the process.
Real is wall clock time - time from start to finish of the call. This is all elapsed ...
How exactly does the callstack work?
...ad here on Stack Overflow, and they are all brilliant. But there is still one thing that I didn't fully understand yet.
7 ...
How do I get the current GPS location programmatically in Android?
...d which gives every time new location while you move, but if you want just one time, you need to call "getLastKnownLocation()"
– swiftBoy
May 6 '14 at 4:35
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difference between fork and branch on github
...ation; nothing is copied to your PC. It’s not quite the same as a Git clone. If you mean to ask “what’s copied when I clone a project?”, see the manual for git-clone(1).
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Should I prefer pointers or references in member data?
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All things you have mentioned are good things to avoid, so if references helps in this - they are good and not bad. Initializing list is the best place to init the data. Very often you have to hide assignment operator, with references you don't have ...
Simple proof that GUID is not unique [closed]
...s.Contains(Guid.NewGuid()))
throw new ApplicationException("Guids collided! Oh my gosh!");
}
);
Console.WriteLine("{0:u} - That was another {1} attempts without a collision.", DateTime.Now, ((long)Int32.MaxValue)...
Namespace not recognized (even though it is there)
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Good one, this also happened to me. My test project did not recognize referenced namespaces even though they were there. This was because I changed my library to .NET 4.5 platform but test project remained as 4.0. In any case, you...
Why would I prefer using vector to deque
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To know the difference one should know how deque is generally implemented. Memory is allocated in blocks of equal sizes, and they are chained together (as an array or possibly a vector).
So to find the nth element, you find the appropriate block ...
hadoop No FileSystem for scheme: file
...eSystems).
When we use maven-assembly-plugin, it merges all our JARs into one, and all META-INFO/services/org.apache.hadoop.fs.FileSystem overwrite each-other. Only one of these files remains (the last one that was added). In this case, the FileSystem list from hadoop-commons overwrites the list fr...
Reading a huge .csv file
... row
count += 1
elif count:
# done when having read a consecutive series of rows
return
I also simplified your filter test; the logic is the same but more concise.
Because you are only matching a single sequence of rows matching the cri...