大约有 11,287 项符合查询结果（耗时：0.0213秒） [XML]
Determine the path of the executing BASH script [duplicate]
...of Windows' %~dp0):
MY_PATH="`dirname \"$0\"`"
echo "$MY_PATH"
For the absolute, normalized path:
MY_PATH="`dirname \"$0\"`" # relative
MY_PATH="`( cd \"$MY_PATH\" && pwd )`" # absolutized and normalized
if [ -z "$MY_PATH" ] ; then
# error; for some reason, the path is no...
How can I profile Python code line-by-line?
I've been using cProfile to profile my code, and it's been working great. I also use gprof2dot.py to visualize the results (makes it a little clearer).
...
What are metaclasses in Python?
...e class of a class. A class defines how an instance of the class (i.e. an object) behaves while a metaclass defines how a class behaves. A class is an instance of a metaclass.
While in Python you can use arbitrary callables for metaclasses (like Jerub shows), the better approach is to make it an ac...
Close file without quitting VIM application?
...
This deletes the buffer (which translates to close the file)
:bd
share
|
improve this answer
|
follow
...
Converting Epoch time into the datetime
...
ron rothmanron rothman
13.1k44 gold badges3232 silver badges3333 bronze badges
3...
How to print out the contents of a vector?
...har> path;
// ...
for (std::vector<char>::const_iterator i = path.begin(); i != path.end(); ++i)
std::cout << *i << ' ';
If you want to modify the vector's contents in the for loop, then use iterator rather than const_iterator.
But there's lots more that can be said about t...
Detect blocked popup in Chrome
I am aware of javascript techniques to detect whether a popup is blocked in other browsers (as described in the answer to this question ). Here's the basic test:
...
Python memory usage of numpy arrays
...on to analyse some large files and I'm running into memory issues, so I've been using sys.getsizeof() to try and keep track of the usage, but it's behaviour with numpy arrays is bizarre. Here's an example involving a map of albedos that I'm having to open:
...
How do I properly force a Git push?
I've set up a remote non-bare "main" repo and cloned it to my computer. I made some local changes, updated my local repository, and pushed the changes back to my remote repo. Things were fine up to that point.
...
git pull while not in a git directory
...et's say I have a directory, /X/Y , which is a git repository. Is it possible to somehow call a command like git pull from inside /X , but targeting the /X/Y directory?
...