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Is calculating an MD5 hash less CPU intensive than SHA family functions?
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Yes, MD5 is somewhat less CPU-intensive. On my Intel x86 (Core2 Quad Q6600, 2.4 GHz, using one core), I get this in 32-bit mode:
MD5 411
SHA-1 218
SHA-256 118
SHA-512 46
and this in 64-bit mode:
MD5 407
SHA-1 312
SHA-256 148
SHA-512 189
Figures are in megabytes ...
Access an arbitrary element in a dictionary in Python
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edited May 15 at 15:06
gmelodie
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answered Jun 22 '10 at 23:28
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Parallel.ForEach vs Task.Factory.StartNew
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305
The first is a much better option.
Parallel.ForEach, internally, uses a Partitioner<T> t...
Saving a Numpy array as an image
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answered May 24 '09 at 0:26
dF.dF.
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How to suppress specific MSBuild warning
...h /p:WarningLevel=X
msbuild.exe MySolution.sln /t:Rebuild /p:WarningLevel=0 /p:Configuration=Release
^^^^^^^^^^^^^^^^^
Warning
Level Meaning
-------- -------------------------------------------
0 Turns off emission of all warning messages.
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Does use of final keyword in Java improve the performance?
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edited Nov 25 '10 at 17:35
answered Nov 25 '10 at 17:11
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Understanding Linux /proc/id/maps
... following fields:
address perms offset dev inode pathname
08048000-08056000 r-xp 00000000 03:0c 64593 /usr/sbin/gpm
address - This is the starting and ending address of the region in the process's address space
permissions - This describes how pages in the region can be accesse...
Most efficient way to reverse a numpy array
...vehasteveha
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MySQL, Check if a column exists in a table with SQL
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CSS horizontal centering of a fixed div?
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left: 50%;
margin-left: -400px; /* Half of the width */
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