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Groovy Shell warning “Could not open/create prefs root node …”
... (Windows 10 seems to now have this here: HKEY_LOCAL_MACHINE\Software\WOW6432Node\JavaSoft)
Right click on the JavaSoft folder and click on New -> Key
Name the new Key Prefs and everything should work.
Alternatively, save and execute a *.reg file with the following content:
Windows Registry Ed...
NumPy or Pandas: Keeping array type as integer while having a NaN value
...ferred way to keep the data type of a numpy array fixed as int (or int64 or whatever), while still having an element inside listed as numpy.NaN ?
...
How can bcrypt have built-in salts?
... jony89jony89
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An established connection was aborted by the software in your host machine
...checked the processes tab of Task Manager to find a rogue copy of 'eclipse.exe *32' that the UI didn' t show as running. I guess this should have been obvious as the error does suggest that the reason the emulator/phone cannot connect is because it's already established a connection with the second ...
What is the fastest/most efficient way to find the highest set bit (msb) in an integer in C?
...cific intrinsics like ARM GCC's __clz (no header needed), or x86's _lzcnt_u32 on CPUs that support the lzcnt instruction. (Beware that lzcnt decodes as bsr on older CPUs instead of faulting, which gives 31-lzcnt for non-zero inputs.)
There's unfortunately no way to portably take advantage of the v...
Programmatically get the cache line size?
..., &sizeof_line_size, 0, 0);
return line_size;
}
#elif defined(_WIN32)
#include <stdlib.h>
#include <windows.h>
size_t cache_line_size() {
size_t line_size = 0;
DWORD buffer_size = 0;
DWORD i = 0;
SYSTEM_LOGICAL_PROCESSOR_INFORMATION * buffer = 0;
GetLogical...
get list of pandas dataframe columns based on data type
...1 2.3456 c d 78
[1 rows x 5 columns]
>>> df.dtypes
A int64
B float64
C object
D object
E int64
dtype: object
>>> g = df.columns.to_series().groupby(df.dtypes).groups
>>> g
{dtype('int64'): ['A', 'E'], dtype('float64'): ['B'], dtype('O'): ['C', 'D'...
How to get disk capacity and free space of remote computer
...
$disk = Get-WmiObject Win32_LogicalDisk -ComputerName remotecomputer -Filter "DeviceID='C:'" |
Select-Object Size,FreeSpace
$disk.Size
$disk.FreeSpace
To extract the values only and assign them to a variable:
$disk = Get-WmiObject Win32_LogicalDi...
What killed my process and why?
... 0: hi: 0, btch: 1 usd: 0
Jul 20 11:05:00 someapp kernel: Node 0 DMA32 per-cpu:
Jul 20 11:05:00 someapp kernel: CPU 0: hi: 186, btch: 31 usd: 30
Jul 20 11:05:00 someapp kernel: active_anon:206043 inactive_anon:6347 isolated_anon:0
active_file:722 inac...
How does this giant regex work?
...KeBbwb6d1sXj8b/LiZPEA/o2rbNyAf02oSO3Hu7VJ5H2AVRnH/mRmlJfCx3Ozr+XajxWVreZWWQ32WrUx/qP0UuNORya7KME0bkDGcVMA1cSQUavEXZ7nrhgNP/ywZn7nDl6kj37gCJH7YL0r92XYNNyCraO5U2Gn0pkZP4QaGkbt6hDQgkrQqR8WWSPxyx1UvjqmxQ8/F4SS5NEg6bm/jpZCcROXrTtjS291tqUHpjjrwu0VJ1t4caK9AWDdgwTY1Jbz2vL5cl86aXcmSyo+vtqHP6blBtkqPJ3dWEL9Q81...