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How to get the client IP address in PHP [duplicate]
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Whatever you do, make sure not to trust data sent from the client. $_SERVER['REMOTE_ADDR'] contains the real IP address of the connecting party. That is the most reliable value you can find.
However, they can be behind a proxy server in which case the proxy may have set th...
Control cannot fall through from one case label
...I have the following code. But I am getting a "Control cannot fall through from one case label" error.
8 Answers
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Creating a simple XML file using python
...r the implementation in the Python standard library
Introductory Tutorial (From the original author's site)
LXML etree tutorial. (With example code for loading the best available option from all major ElementTree implementations)
As a final note, either cElementTree or LXML should be fast enough f...
List all environment variables from the command line
Is it possible to list all environment variables from a Windows' command prompt?
8 Answers
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Shell Script: Execute a python program from within a shell script
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then run it
$ ./job.sh
Method 2 (BETTER) - Make the python itself run from shell:
Modify your script hello.py and add this as the first line
#!/usr/bin/env python
mark it executable using
$ chmod +x hello.py
then run it
$ ./hello.py
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403 Forbidden vs 401 Unauthorized HTTP responses
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A clear explanation from Daniel Irvine:
There's a problem with 401 Unauthorized, the HTTP status code for authentication errors. And that’s just it: it’s for authentication, not authorization.
Receiving a 401 response is the server tel...
What's the advantage of Logic-less template (such as mustache)?
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In other words, it prevents you from shooting yourself in the foot. In the old JSP days, it was very common to have JSP files sprinkled with Java code, which made refactoring much harder, since you had your code scattered.
If you prevent logic in templates...
Adding an arbitrary line to a matplotlib plot in ipython notebook
...th=2)
(of course you can choose the color, line width, line style, etc.)
From your example:
import numpy as np
import matplotlib.pyplot as plt
np.random.seed(5)
x = np.arange(1, 101)
y = 20 + 3 * x + np.random.normal(0, 60, 100)
plt.plot(x, y, "o")
# draw vertical line from (70,100) to (70, 25...
Java: Static Class?
... but it provides insurance in case the constructor is accidentally invoked from within the class. It guarantees that the class will never be instantiated under any circumstances. This idiom is mildly counterintuitive, as the constructor is provided expressly so that it cannot be invoked. It is there...
Why do some websites add “Slugs” to the end of URLs? [closed]
...iendly is 'discover-ability', meaning you can take a guess at url's simply from the address bar. i.love.pets.com/search/cats+dogs could easily lead to i.love.pets.com/search/pug+puppies etc
– Xian
Sep 6 '08 at 13:51
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