大约有 11,000 项符合查询结果（耗时：0.0225秒） [XML]
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...
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
...
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())
...
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...
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...
Logstash实践: 分布式系统的日志监控 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...说了，我们没有日志
线上日志逐个tail+grep
编写脚本，下载某个时间范围内的全部日志到本地再搜索
tail+grep或者把日志下载下来再搜索，可以应付不多的主机和应用不多的部署场景。但对于多机多应用部署就不合适了。这里...
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
...
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...
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.
...
Why are dates calculated from January 1st, 1970?
...ard for time manipulation? I have seen this standard in Java as well as in Python. These two languages I am aware of. Are there other popular languages which follows the same standard?
...