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Is std::vector so much slower than plain arrays?
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You are doing 1 000 000 000 array accesses. The time difference is 0.333 seconds. Or a difference of 0.000000000333 per array access. Assuming a 2.33 GHz Processor like mine that's 0.7 instruction pipeline stages per array accesses. So the v...
What's the “average” requests per second for a production web application?
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OpenStreetMap seems to have 10-20 per second
Wikipedia seems to be 30000 to 70000 per second spread over 300 servers (100 to 200 requests per second per machine, most of which is caches)
Geograph is getting 7000 images per week (1 upload per 95 seconds)
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C++ blogs that you regularly follow? [closed]
...n GDI (MFC??)
– Gayan
Apr 22 '09 at 11:48
2
The Old New Thing deals with a lot of Win32 API topic...
How to create a link to a directory [closed]
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611
Symbolic or soft link (files or directories, more flexible and self documenting)
# Source ...
PyLint, PyChecker or PyFlakes? [closed]
...atis
import sys, time
stdout = sys.stdout
BAILOUT = 16
MAX_ITERATIONS = 1000
class Iterator(object) :
def __init__(self):
print 'Rendering...'
for y in xrange(-39, 39):
stdout.write('\n')
for x in xrange(-39, 39):
if self.mandelbrot(x...
How to get current time and date in Android
...me value is only precise to one second; the milliseconds portion is always 000. If in a loop you do
Time time = new Time(); time.setToNow();
Log.d("TIME TEST", Long.toString(time.toMillis(false)));
... do something that takes more than one millisecond, but less than one second ...
The resultin...
Convert PDF to image with high resolution
...pdfimages fileName.pdf fileName # save in .ppm format
$ convert fileName-000.ppm fileName-000.png
this generate the best and smallest result file.
Note: For lossy JPG embedded images, you had to use -j:
$ pdfimages -j fileName.pdf fileName # save in .jpg format
With recent poppler you can ...
Will using 'var' affect performance?
...t ([0] string string1,
[1] string string2)
IL_0000: nop
IL_0001: ldc.i4.s 9
IL_0003: newarr [mscorlib]System.Char
IL_0008: newobj instance void [mscorlib]System.String::.ctor(char[])
IL_000d: stloc.0
IL_000...
Deleting lines from one file which are in another file
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This worked for me, as my files were sorted and had 250,000+ lines in one of them, only 28,000 in the other. Thanks!
– Winter
May 26 '14 at 22:22
1
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How do I convert a column of text URLs into active hyperlinks in Excel?
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This worked well for me, granted I had about 50,000 links in a spread sheet that needed updating and had to do it in chunks or excel would crash.
– ATek
Jun 15 '15 at 22:06
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