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Measure time in Linux - time vs clock vs getrusage vs clock_gettime vs gettimeofday vs timespec_get?
...ng functions, time , clock getrusage , clock_gettime , gettimeofday and timespec_get , I want to understand clearly how they are implemented and what are their return values in order to know in which situation I have to use them.
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How to calculate a time difference in C++
...ow(); }
double elapsed() const {
return std::chrono::duration_cast<second_>
(clock_::now() - beg_).count(); }
private:
typedef std::chrono::high_resolution_clock clock_;
typedef std::chrono::duration<double, std::ratio<1> > second_;
std::chrono...
Is it possible to have a Subversion repository as a Git submodule?
..."Add submodule"
There is one conceptual difference between svn:externals and git submodule that may trip you up if you approach this from a subversion point of view. The git submodule is pegged to the revision that you give it. If "upstream" changes, then you have to update your submodule's refere...
Node.JS constant for platform-specific new line?
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Node.js 0.6.x and earlier:
Unfortunately there isn't a constant, but you determine it yourself using:
var nl = (process.platform === 'win32' ? '\r\n' : '\n')
(note this is quite a naive solution)
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How do I add the contents of an iterable to a set?
... 150000))
def one_by_one(s, l):
for i in l:
s.add(i)
def cast_to_list_and_back(s, l):
s = set(list(s) + l)
def update_set(s,l):
s.update(l)
results are:
one_by_one 10.184448844986036
cast_to_list_and_back 7.969255169969983
update_set 2.212590195937082
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OS X: equivalent of Linux's wget
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Also, wget is available via both MacPorts and Fink.
– Brian Clapper
Dec 31 '10 at 20:26
47
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How to handle :java.util.concurrent.TimeoutException: android.os.BinderProxy.finalize() timed out af
...mber of TimeoutExceptions in GcWatcher.finalize, BinderProxy.finalize , and PlainSocketImpl.finalize . 90+% of them happen on Android 4.3. We're getting reports of this from Crittercism from users out in the field.
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Notification passes old Intent Extras
i am creating a notification inside a BroadcastReceiver via this code:
6 Answers
6
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Odd behavior when Java converts int to byte?
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often in books you will find the explanation of casting from int to byte as being performed by modulus division. this is not strictly correct as shown below
what actually happens is the 24 most significant bits from the binary value of the int number are discarded leaving ...
Parse config files, environment, and command-line arguments, to get a single collection of options
Python's standard library has modules for configuration file parsing ( configparser ), environment variable reading ( os.environ ), and command-line argument parsing ( argparse ). I want to write a program that does all those, and also:
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