大约有 6,800 项符合查询结果（耗时：0.0224秒） [XML]
Why does C++ compilation take so long?
...nificantly longer to compile a C++ file than it would to run a normal size Python script. I'm currently using VC++ but it's the same with any compiler. Why is this?
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Graph visualization library in JavaScript
...ples in the gallery.
Plotly's JS visualization library uses D3.js with JS, Python, R, and MATLAB bindings. See a nexworkx example in IPython here, human interaction example here, and JS Embed API.
sigma.js Lightweight but powerful library for drawing graphs
jsPlumb jQuery plug-in for creating intera...
Verify if a point is Land or Water in Google Maps
...o avoid calls to possibly costly external APIs. Here is my shot at this in python, using the python example mentionned by TomSchober. Basically it looks up the coordinates on a pre-made 350MB file containing all land coordinates, and if the coordinates exist in there, it prints them.
import ogr
fro...
Progress indicator during pandas operations
...For recent syntax recommendation, see tqdm Pandas documentation here: pypi.python.org/pypi/tqdm#pandas-integration
– Manu CJ
Nov 27 '17 at 10:11
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Using SSH keys inside docker container
...d-arg ssh_pub_key="$(cat ~/.ssh/id_rsa.pub)" --squash .
Dockerfile
FROM python:3.6-slim
ARG ssh_prv_key
ARG ssh_pub_key
RUN apt-get update && \
apt-get install -y \
git \
openssh-server \
libmysqlclient-dev
# Authorize SSH Host
RUN mkdir -p /root/.ssh &&...
How can I parse a YAML file from a Linux shell script?
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I've written shyaml in python for YAML query needs from the shell command line.
Overview:
$ pip install shyaml ## installation
Example's YAML file (with complex features):
$ cat <<EOF > test.yaml
name: "MyName !!"
subvalue:
h...
seek() function?
...on here but I have read the documentation regarding the seek() function in python (after having to use it) and although it helped me I am still a bit confused on the actual meaning of what it does, any explanations are much appreciated, thank you.
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Finding all cycles in a directed graph
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Note for anyone using python for this: the Johnson algorithm is implemented as simple_cycle in networkx.
– Joel
Feb 12 '16 at 21:15
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How can I configure NetBeans to insert tabs instead of a bunch of spaces?
...nguage dropdown in order for the tabs options to be visible. (If I have a Python file open, it defaults to the the Python language-specific settings.)
– CrazyPyro
Jun 3 '14 at 19:32
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Add column with number of days between dates in DataFrame pandas
...
A list comprehension is your best bet for the most Pythonic (and fastest) way to do this:
[int(i.days) for i in (df.B - df.A)]
i will return the timedelta(e.g. '-58 days')
i.days will return this value as a long integer value(e.g. -58L)
int(i.days) will give you the -58 y...