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How can I use numpy.correlate to do autocorrelation?
...14,14,23]
y=numpy.array(y).astype('float')
lags=range(15)
fig,ax=plt.subplots()
for funcii, labelii in zip([autocorr1, autocorr2, autocorr3, autocorr4,
autocorr5], ['np.corrcoef, partial', 'manual, non-partial',
'fft, pad 0s, non-partial', 'fft, no padding, non-...
Rails server says port already used, how to kill that process?
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Assuming you're looking to kill whatever is on port 3000 (which is what webrick normally uses), type this in your terminal to find out the PID of the process:
$ lsof -wni tcp:3000
Then, use the number in the PID column to kill the process:
$ kill -9 PID
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Uninstall all installed gems, in OSX?
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gem list | cut -d" " -f1 | sudo xargs gem uninstall -Iax -worked for me
– lesyk
May 28 '12 at 13:10
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婚庆O2O：领跑的企业也就只走到B轮 - 资讯 - 清泛网 - 专注C/C++及内核技术
...么，仍是一头雾水。新人登录各种五花八门的网站平台，下载各种app，看到的仍旧是眼花缭乱的各种优惠促销的商家，酒店、婚礼策划、婚纱摄影、婚品等。
而且，但凡一个新模式出来了，立马就会有人跟在后面去复制，美名...
What is output buffering?
... answered May 14 '10 at 6:12
ax.ax.
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How do I parse a URL into hostname and path in javascript?
...ar parser = document.createElement('a');
parser.href = "http://example.com:3000/pathname/?search=test#hash";
parser.protocol; // => "http:"
parser.host; // => "example.com:3000"
parser.hostname; // => "example.com"
parser.port; // => "3000"
parser.pathname; // => "/pathname/"...
What is process.env.PORT in Node.js?
what is process.env.PORT || 3000 used for in Node.js? I saw this somewhere:
4 Answers
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LINQ to Entities does not recognize the method
...e:
var articulos_en_almacen = xx.IV00102.Where(iv => alm_x_suc.Exists(axs => axs.almacen == iv.LOCNCODE.Trim())).Select(iv => iv.ITEMNMBR.Trim()).ToList();
this was the exactly error:
System.NotSupportedException: 'LINQ to Entities does not recognize the method 'Boolean Exists(Syste...
Python, Matplotlib, subplot: How to set the axis range?
How can I set the y axis range of the second subplot to e.g. [0,1000] ?
The FFT plot of my data (a column in a text file) results in a (inf.?) spike so that the actual data is not visible.
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Node.js + Nginx - What now?
...ing like:
# the IP(s) on which your node server is running. I chose port 3000.
upstream app_yourdomain {
server 127.0.0.1:3000;
keepalive 8;
}
# the nginx server instance
server {
listen 80;
listen [::]:80;
server_name yourdomain.com www.yourdomain.com;
access_log /var/log...