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Failed to load c++ bson extension
...e of DietPi on a 512MB RP1. Just wanted to mentioned that I had to install Python (apt-get install python) and then from within node_modules/mongoose/node_modules/mongodb/node_modules/bson/ run make. This created Release/bson.node.
– staticboy
Jul 9 '15 at 16:4...
Portable way to get file size (in bytes) in shell?
...k+execve, and it doesn't rely on secondary programming language (perl/ruby/python/whatever)
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How to install the current version of Go in Ubuntu Precise
...net/~duh/+archive/golang/+packages. So basically do:
sudo apt-get install python-software-properties # 12.04
sudo add-apt-repository ppa:duh/golang
sudo apt-get update
sudo apt-get install golang
To confirm:
go version
which outputs in my case (Ubuntu precise)
go version go1.1.1 linux/amd64
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What is the easiest way to get current GMT time in Unix timestamp format?
Python provides different packages ( datetime , time , calendar ) as can be seen here in order to deal with time. I made a big mistake by using the following to get current GMT time time.mktime(datetime.datetime.utcnow().timetuple())
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Converting XML to JSON using Python?
...e understanding of what you want to do with the results.
That being said, Python's standard library has several modules for parsing XML (including DOM, SAX, and ElementTree). As of Python 2.6, support for converting Python data structures to and from JSON is included in the json module.
So the in...
libcurl的使用总结 - C/C++ - 清泛网 - 专注C/C++及内核技术
...结，特此写在这里，方便给同样刚入门的朋友指引。
一.下载安装
1.到http://curl.haxx.se/download.html上下载最新版本，由于公司的机器安装rpm有依赖关系，所以直接下载了source
2.编译。解压后进入curl的目录，直接执行 make all ...
How do I get the parent directory in Python?
Could someone tell me how to get the parent directory of a path in Python in a cross platform way. E.g.
19 Answers
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How do I check whether a file exists without exceptions?
...s.path.isfile(fname)
if you need to be sure it's a file.
Starting with Python 3.4, the pathlib module offers an object-oriented approach (backported to pathlib2 in Python 2.7):
from pathlib import Path
my_file = Path("/path/to/file")
if my_file.is_file():
# file exists
To check a directo...
Performance of Java matrix math libraries? [closed]
...The results are as follows.
Using multithreaded ATLAS with C/C++, Octave, Python and R, the time taken was around 4 seconds.
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 agai...
What is the difference between pip and conda?
I know pip is a package manager for python packages. However, I saw the installation on IPython's website use conda to install IPython.
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