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Beyond Stack Sampling: C++ Profilers
...Rosenfield
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Why is processing a sorted array faster than processing an unsorted array?
... of data[].)
Benchmarks: Core i7 920 @ 3.5 GHz
C++ - Visual Studio 2010 - x64 Release
// Branch - Random
seconds = 11.777
// Branch - Sorted
seconds = 2.352
// Branchless - Random
seconds = 2.564
// Branchless - Sorted
seconds = 2.587
Java - NetBeans 7.1.1 JDK 7 - x64
// Branch - Random
sec...
Is there a Python equivalent to Ruby's string interpolation?
...First is %s, second is %s" % (var1, var2).
– kirbyfan64sos
Nov 5 '15 at 20:07
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Lazy Method for Reading Big File in Python?
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If your computer, OS and python are 64-bit, then you can use the mmap module to map the contents of the file into memory and access it with indices and slices. Here an example from the documentation:
import mmap
with open("hello.txt", "r+") as f:
# memory-...
How can I check for NaN values?
...an too. If you constructed an actual NumPy NaN with something like np.float64('nan'), then you'd get np.float64('nan') is not np.float64('nan') too.
– user2357112 supports Monica
Apr 22 at 10:09
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What platforms have something other than 8-bit char?
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TI C62xx and C64xx DSPs also have 16-bit chars. (uint8_t isn't defined on that platform.)
– myron-semack
Jan 20 '10 at 2:35
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SetUnhandledExceptionFilter and the C/C++ Runtime Library - C/C++ - 清...
...OC)RedirectedSetUnhandledExceptionFilter);
// Code that crashes
}
64 bit programs
The redirection procedure works for 32 bit code as well as for 64 bit code. The sample code provides 32 bit and 64 bit compiler targets.
Static vs. dynamic CRT linking
The code works only with dynamic CRT l...
Get column index from column name in python pandas
... cs95
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answered Sep 9 '17 at 8:20
snoviksnovik
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How to create a new object instance from a Type
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slavoo
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answered Aug 25 '08 at 13:33
Konrad RudolphKon...
Differences between “BEGIN RSA PRIVATE KEY” and “BEGIN PRIVATE KEY”
...coded data starts and ends with the tags:
-----BEGIN PRIVATE KEY-----
BASE64 ENCODED DATA
-----END PRIVATE KEY-----
Within the base64 encoded data the following DER structure is present:
PrivateKeyInfo ::= SEQUENCE {
version Version,
algorithm AlgorithmIdentifier,
Private...