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Difference between \n and \r?
...ystems, \n is the code for end-of-line, \r means nothing special
as a consequence, in C and most languages that somehow copy it (even remotely), \n is the standard escape sequence for end of line (translated to/from OS-specific sequences as needed)
in old Mac systems (pre-OS X), \r was the code for ...
NGINX to reverse proxy websockets AND enable SSL (wss://)?
...gust 2012, so if you are from the future you should do your homework.
Prerequisites
Assumes you are using CentOS:
Remove current instance of NGINX (suggest using dev server for this)
If possible, save your old NGINX config files so you can re-use them (that includes your init.d/nginx script)
yum in...
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How to break out of multiple loops?
...ops, what do I do' refactoring may not make sense.
– quick_dry
Oct 10 '08 at 1:11
using an exception may be easier whe...
Combine two columns of text in pandas dataframe
...taframe in Python using pandas. Two of these columns are named Year and quarter . I'd like to create a variable called period that makes Year = 2000 and quarter= q2 into 2000q2 .
...
What is the email subject length limit?
... "folding".
subject is defined as "unstructured" in RFC 5322
here's some quotes ([...] indicate stuff i omitted)
3.6.5. Informational Fields
The informational fields are all optional. The "Subject:" and
"Comments:" fields are unstructured fields as defined in section
2.2.1, [...]
2.2.1. ...
How can I redirect HTTP requests made from an iPad?
...around this limitation of the iPad is to use a HTTP proxy server, such as Squid running on another machine where you can edit the hosts file.
On the iPad Under Settings -> Network -> Wi-Fi -> (Your network) There is a HTTP Proxy setting which can be set to manual. Enter you proxy informat...
What's the difference between “Layers” and “Tiers”?
...tructure placed one above the other" whereas the Layer refers to "a sheet, quantity, or thickness of material, typically one of several, covering a surface or body".
Tier is a physical unit, where the code / process runs. E.g.: client, application server, database server;
Layer is a logical unit, h...
TypeError: got multiple values for argument
...g/dev/peps/pep-0448/#specification I suggest you add you own answer to the question, to make it easier for the next visitors to find your suggestion.
– Cilyan
Sep 18 at 11:51
...
No line-break after a hyphen
...PE html>
<html lang="en">
<head>
<meta http-equiv="X-UA-Compatible" content="IE=9" />
<meta charset="utf-8"/>
<style>
body { padding: 20px; }
div { width: 300px; border: 1px solid gray; }
</style>
...