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An example of how to use getopts in bash
...
#!/bin/bash
usage() { echo "Usage: $0 [-s <45|90>] [-p <string>]" 1>&2; exit 1; }
while getopts ":s:p:" o; do
case "${o}" in
s)
s=${OPTARG}
((s == 45 || s == 90)) || usage
;;
p)
p=${OPTARG}
...
Is there an easy way to pickle a python function (or otherwise serialize its code)?
...ssembled into a function. ie:
import marshal
def foo(x): return x*x
code_string = marshal.dumps(foo.func_code)
Then in the remote process (after transferring code_string):
import marshal, types
code = marshal.loads(code_string)
func = types.FunctionType(code, globals(), "some_func_name")
func...
Accept function as parameter in PHP
...nction(). It's not quite the same, as you have to pass your function as a string of code, which then gets eval()'d behind the scenes. Not ideal, but you might be able to use it.
– zombat
Apr 23 '10 at 17:06
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How do I redirect to the previous action in ASP.NET MVC?
...ic ActionResult MyNextAction()
{
return Redirect(Request.UrlReferrer.ToString());
}
alternatively, touching on what darin said, try this:
public ActionResult MyFirstAction()
{
return RedirectToAction("MyNextAction",
new { r = Request.Url.ToString() });
}
then:
public ActionResu...
twitter bootstrap typeahead ajax example
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As in the Typeahead fork, data must be a JSON array of strings and the content type must be application/json.
– Stijn Van Bael
Sep 4 '12 at 20:00
9
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Current time formatting with Javascript
...time and UTC.
There are no built-in methods allowing you to get localized strings like "Friday", "February", or "PM". You have to code that yourself. To get the string you want, you at least need to store string representations of days and months:
var months = ["Jan", "Feb", "Mar", "Apr", "May",...
Converting Epoch time into the datetime
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To convert your time value (float or int) to a formatted string, use:
time.strftime('%Y-%m-%d %H:%M:%S', time.localtime(1347517370))
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How do I read any request header in PHP
... of the header you need in UPPERCASE (and with '-' replaced by '_')
$headerStringValue = $_SERVER['HTTP_XXXXXX_XXXX'];
ELSE IF: you run PHP as an Apache module or, as of PHP 5.4, using FastCGI (simple method):
apache_request_headers()
<?php
$headers = apache_request_headers();
foreach ($hea...
When to use AtomicReference in Java?
... Some examples include the wrapper classes of Long and Double, as well as String, just to name a few. (According to Programming Concurrency on the JVM immutable objects are a critical part of modern concurrency).
Next, why AtomicReference is better than a volatile object for sharing that shared...
Converting unix timestamp string to readable date
I have a string representing a unix timestamp (i.e. "1284101485") in Python, and I'd like to convert it to a readable date. When I use time.strftime , I get a TypeError :
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