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Programmatically find the number of cores on a machine
...;sysinfo);
int numCPU = sysinfo.dwNumberOfProcessors;
Linux, Solaris, AIX and Mac OS X >=10.4 (i.e. Tiger onwards)
int numCPU = sysconf(_SC_NPROCESSORS_ONLN);
FreeBSD, MacOS X, NetBSD, OpenBSD, etc.
int mib[4];
int numCPU;
std::size_t len = sizeof(numCPU);
/* set the mib for hw.ncpu */
mib[...
How to list all the available keyspaces in Cassandra?
I am newbie in Cassandra and trying to implement one toy application using Cassandra. I had created one keyspace and few column families in my Cassandra DB but I forgot the name of my cluster.
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What exactly does a jar file contain?
As an intern, I use company code in my projects and they usually send me a jar file to work with. I add it to the build path in Eclipse and usually all is fine and dandy.
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How to implement OnFragmentInteractionListener
I have a wizard generated app with navigation drawer in android studio 0.8.2
12 Answers
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Putty: Getting Server refused our key Error
...po in my key. Apparently when pasting to file the first letter was cut off and it started with sh-rsa instead of ssh-rsa.
nrathathaus - your answer was very helpful, thanks a lot, this answer is credited to you :) I did like you said and set this in sshd_conf:
LogLevel DEBUG3
By looking at the l...
Remove all values within one list from another list? [duplicate]
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What if I've a list [1,2,2,2,3,4] and a sublist [2,3], then the result should be [1,2,2,4], is there a Pythonic way to do that?
– user
Mar 2 '14 at 5:20
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import .css file into .less file
...ing an option, e.g.:
@import (css) "lib";
will output
@import "lib";
and
@import (less) "lib.css";
will import the lib.css file and treat it as less. If you specify a file is less and do not include an extension, none will be added.
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Why does running the Flask dev server run itself twice?
I'm using Flask for developing a website and while in development I run flask using the following file:
6 Answers
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Difference: std::runtime_error vs std::exception()
What is the difference between std::runtime_error and std::exception ? What is the appropriate use for each? Why are they different in the first place?
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What C++ Smart Pointer Implementations are available?
...ters shouldn't contain the same object. Assignment will transfer ownership and reset the rvalue auto pointer to a null pointer. Which leads to perhaps the worst drawback; they can't be used within STL containers due to the aforementioned inability to be copied. The final blow to any use case is they...