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boost::flat_map and its performance compared to map and unordered_map
...ove the overhead of the measurer itself.
u64 g_accuracy;
static u64 const errormeasure = ~((u64)0);
#ifdef _MSC_VER
#pragma intrinsic(__rdtsc)
inline u64 GetRDTSC()
{
int a[4];
__cpuid(a, 0x80000000); // flush OOO instruction pipeline
return __rdtsc();
}
inline void WarmupRDTSC()
{
...
socket.error: [Errno 48] Address already in use
...n port', port
httpd.serve_forever()
except SocketServer.socket.error as exc:
if exc.args[0] != 48:
raise
print 'Port', port, 'already in use'
port += 1
else:
break
If you need to do the same thing for other utilities, it may be more conve...
MySQL > Table doesn't exist. But it does (or it should)
...se that uses InnoDB tables, you will get this crazy 'table does not exist' error mentioned above.
The issue is that you need the ib* files in the root of the MySQL datadir (e.g. ibdata1, ib_logfile0 and ib_logfile1).
When I copied those it worked for me.
...
Get to UIViewController from UIView?
...
– Jonathon Horsman
Aug 22 '11 at 16:05
3
@PhilippeLeybaert Apple's example projects tend to demon...
How do I get a Date without time in Java?
... Andrea
5,65011 gold badge2727 silver badges5050 bronze badges
answered Feb 15 '12 at 7:37
ShobbiShobbi
75755 silver badges...
Proper way to catch exception from JSON.parse
... {
a = JSON.parse(response);
} catch(e) {
alert(e); // error in the above string (in this case, yes)!
}
}
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How do I pass a string into subprocess.Popen (using the stdin argument)?
...
– Felipe Buccioni
Oct 30 '19 at 21:05
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– Daniel Buckmaster
Sep 12 '14 at 3:05
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Is there a WebSocket client implemented for Python? [closed]
...thread
import time
def on_message(ws, message):
print message
def on_error(ws, error):
print error
def on_close(ws):
print "### closed ###"
def on_open(ws):
def run(*args):
for i in range(30000):
time.sleep(1)
ws.send("Hello %d" % i)
time.s...
Optional Parameters in Go?
...first write only one constructor:
func NewFoobar(options ...func(*Foobar) error) (*Foobar, error){
fb := &Foobar{}
// ... (write initializations with default values)...
for _, op := range options{
err := op(fb)
if err != nil {
return nil, err
}
}
return fb, nil
}
w...