大约有 36,000 项符合查询结果（耗时：0.0427秒） [XML]
Why prefer two's complement over sign-and-magnitude for signed numbers?
...h positive and negative numbers can all be done by the same circuit in the cpu.
share
|
improve this answer
|
follow
|
...
What are the most common naming conventions in C?
...ou are working on embedded project and you have 1024 bytes of RAM and 8MHz CPU.
– Kamil
Apr 23 '19 at 15:38
|
show 2 more comments
...
How to get the mouse position without events (without moving the mouse)?
...
Actually, it is implementable without having to much CPU load (I think. I haven't been testing it). On dom ready build the <a> elements with javascript, take the mouse postion and then remove all <a> elements. On mousemouse you should have other function to take the...
Progress indicator during pandas operations
..., njobs=-1, **kwargs):
if njobs == -1:
njobs = multiprocessing.cpu_count()
pool = multiprocessing.Pool(processes=njobs)
try:
splits = np.array_split(df[subset], njobs)
except ValueError:
splits = np.array_split(df, njobs)
pool_data = [(split_ind, df_spli...
Suppress warning CS1998: This async method lacks 'await'
...1709, Fall Creators Update] (10.0.16299.192)
Processor=Intel Core i5-2500K CPU 3.30GHz (Sandy Bridge), ProcessorCount=4
Frequency=3233537 Hz, Resolution=309.2589 ns, Timer=TSC
.NET Core SDK=2.1.2
[Host] : .NET Core 2.0.3 (Framework 4.6.25815.02), 64bit RyuJIT
Clr : .NET Framework 4.7 (CLR 4.0...
Vagrant stuck connection timeout retrying
...t available on your system. Your 64-bit quest will fail to detect a 64-bit CPU and will not be able to boot
– SKuijers
Jan 9 '15 at 11:34
|
...
Why would you use Oracle database? [closed]
... Primary limitations af Express (XE) are 4 GB of data, 1 GB of RAM, 1 CPU.
– Gary Myers
Feb 11 '09 at 22:33
4
...
iTextSharp - Sending in-memory pdf in an email attachment
...
It's not. It's a waste of memory and CPU time because the bytes have to be copied from one to the other.
– Serguei Fedorov
Jun 4 '15 at 21:09
...
How does BitLocker affect performance? [closed]
...r and core synchronization with no overhead, and that nothing requires the CPU in the same time (that one hell of an assumption, actually). The X25-M G2 is announced at 250 MB/s read bandwidth (that's what the specs say), so, in "ideal" conditions, BitLocker necessarily involves a bit of a slowdown....
Does pandas iterrows have performance issues?
... via SIMD instructions. Some parts of Numpy enable SIMD, depending on your CPU and installation process. The benefits to parallelism won't be as dramatic as the static typing and better caching, but they're still a solid win.
Moral of the story: use the vector operations in Numpy and pandas. They ...