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In-memory size of a Python structure
...s there a reference for the memory size of Python data stucture on 32- and 64-bit platforms?
7 Answers
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How to install mongoDB on windows?
...08 R2 edition (i.e. 2008R2) runs only on Windows Server 2008 R2, Windows 7 64-bit, and newer versions of
Windows. This build takes advantage of recent enhancements to the
Windows Platform and cannot operate on older versions of Windows.
MongoDB for Windows 64-bit runs on any 64-bit version ...
CALL command vs. START with /WAIT option
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You can find the comparison between CALL and START at: ss64.com/nt/start.html (updated today with sections "Start /Wait" and "START vs CALL")
– Alfredo Capobianchi
Aug 17 '17 at 19:00
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What do the terms “CPU bound” and “I/O bound” mean?
...number and crunches it a lot:
serial
parallel
Sorting appears to be CPU based on the following experiment: Are C++17 Parallel Algorithms implemented already? which showed a 4x performance improvement for parallel sort, but I would like to have a more theoretical confirmation as well
The well kno...
How to validate IP address in Python? [duplicate]
... (most recent call last):
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ValueError: invalid literal for long() with base 10: 'foobar'
However, like Dustin's answer, it will accept things like "4" and "192.168" since, as mentioned, these are valid representations of IP addresses.
If you're using Python 3.3 or later, it now includes the i...
What are file descriptors, explained in simple terms?
...value.
FD's for a particular process can be seen in /proc/$pid/fd (on Unix based systems).
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Go > operators
... 4
1 << 3 = 8
1 << 4 = 16
1 << 5 = 32
1 << 6 = 64
1 << 7 = 128
1 << 8 = 256
1 << 9 = 512
512 >> 1 = 256
512 >> 2 = 128
512 >> 3 = 64
512 >> 4 = 32
512 >> 5 = 16
512 >> 6 = 8
512 >> 7 = 4
512 >> ...
clang error: unknown argument: '-mno-fused-madd' (python package installation failure)
.../2.7/include/python2.7 -fno-strict-aliasing -fno-common -dynamic -arch x86_64 -arch i386 -g -Os -pipe -fno-common -fno-strict-aliasing -fwrapv -mno-fused-madd -DENABLE_DTRACE -DMACOSX -DNDEBUG -Wall -Wstrict-prototypes -Wshorten-64-to-32 -DNDEBUG -g -fwrapv -Os -Wall -Wstrict-prototypes -DENABLE_DTR...
“#include” a text file in a C program as a char[]
...ar a[] = {
0x68, 0x65, 0x6c, 0x6c, 0x6f, 0x20, 0x77, 0x6f, 0x72, 0x6c, 0x64, 0x0a
};
unsigned int a_len = 12;
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Maximum packet size for a TCP connection
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The absolute limitation on TCP packet size is 64K (65535 bytes), but in practicality this is far larger than the size of any packet you will see, because the lower layers (e.g. ethernet) have lower packet sizes.
The MTU (Maximum Transmission Unit) for Ethernet, for inst...