大约有 47,000 项符合查询结果（耗时：0.0499秒） [XML]
Getting the path of the home directory in C#?
...
sigintsigint
1,53911 gold badge1616 silver badges2626 bronze badges
...
Install a Python package into a different directory using pip?
...
Use:
pip install --install-option="--prefix=$PREFIX_PATH" package_name
You might also want to use --ignore-installed to force all dependencies to be reinstalled using this new prefix. You can use --install-option to multiple times to a...
What is the difference between ndarray and array in numpy?
...r are used.
If buffer is an object exposing the buffer interface, then all keywords are interpreted.
The example below gives a random array because we didn't assign buffer value:
np.ndarray(shape=(2,2), dtype=float, order='F', buffer=None)
array([[ -1.13698227e+002, 4.25087011e-303],
...
Performance of Java matrix math libraries? [closed]
....
Using Jama with Java, the time taken was 50 seconds.
Using Colt and Parallel Colt with Java, the time taken was 150 seconds!
Using JBLAS with Java, the time taken was again around 4 seconds as JBLAS uses multithreaded ATLAS.
So for me it was clear that the Java libraries didn't perform too wel...
How to implement common bash idioms in Python? [closed]
...y shell has several sets of features.
The Essential Linux/Unix commands. All of these are available through the subprocess library. This isn't always the best first choice for doing all external commands. Look also at shutil for some commands that are separate Linux commands, but you could proba...
How to get Android crash logs?
...ire logcat history (at least to the extent that it is buffered which is usually a loooot of log data, it's just not infinite). Do either of those options answer your question? If not can you attempt to clarify what you're looking for a bit more?
...
What is the canonical way to determine commandline vs. http execution of a PHP script?
...
@Bobby, the example in the php.net docs actually matches both "cgi" and "cgi-fcgi" by just looking at the first three characters of the string ... that's why and it actually makes sense. If anything it's just to get back @hop for calling php no language for serious pro...
Qt 5.1.1: Application failed to start because platform plugin “windows” is missing
...roblem . After a long search I found a comment which had been ignored by all users pointing to the missing lib. Now, many months later, the comment has been changed to an answer. However, when I answered this question by msyself I intended to help other people by directly providing the solution. T...
What can you use Python generator functions for?
...in them. I want to know what types of problems that these functions are really good at solving.
16 Answers
...
System.currentTimeMillis vs System.nanoTime
...e in movement is directly proportional to the elapsed time since the last call and I want to be as precise as possible.
10 ...