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Using module 'subprocess' with timeout
...t know much about the low level details; but, given that in
python 2.6 the API offers the ability to wait for threads and
terminate processes, what about running the process in a separate
thread?
import subprocess, threading
class Command(object):
def __init__(self, cmd):
self.cmd = cm...
What is the best method of handling currency/money?
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Use number_to_currency helper, more info at api.rubyonrails.org/classes/ActionView/Helpers/…
– mlibby
Jun 19 '09 at 21:45
48
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PHP + MySQL transactions examples
...e
and PDO::ATTR_ERRMODE and PDO::ERRMODE_EXCEPTION
else, with some other API, you might have to test the result of the function used to execute a query, and throw an exception yourself.
Unfortunately, there is no magic involved. You cannot just put an instruction somewhere and have transactions ...
How is location accuracy measured in Android?
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What API lets you specify accuracy of 100 meters? I see Criteria of ACCURACY_COARSE, ACCURACY_FINE, ACCURACY_HIGH, ACCURACY_LOW, ACCURACY_MEDIUM, but not 100 meters.
– Cris
Aug 8 '13 at 0:04...
Why is there no String.Empty in Java?
...n the number of up-votes it received.
It's about the symmetry, without it APIs are harder to use for humans. Early Java SDKs notoriously ignored the rule and now it's kind of too late. Here are a few examples on top of my head, feel free to chip in your "favorite" example:
BigDecimal.ZERO, but n...
Strip Leading and Trailing Spaces From Java String
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With Java-11 and above, you can make use of the String.strip API to return a string whose value is this string, with all leading and trailing whitespace removed. The javadoc for the same reads :
/**
* Returns a string whose value is this string, with all leading
* and trailing {@lin...
TypeError: got multiple values for argument
...only, and some legacy code had it passed as a positional argument. The new API was expecting color, and got a 4x4 matrix instead.
– Tomasz Gandor
Aug 16 '17 at 19:15
...
Rails extending ActiveRecord::Base
...r < ActiveRecord::Base you will have: FooBar.bar and FooBar#foo
http://api.rubyonrails.org/classes/ActiveSupport/Concern.html
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JavaScript private methods
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In these situations when you have a public API, and you would like private and public methods/properties, I always use the Module Pattern. This pattern was made popular within the YUI library, and the details can be found here:
http://yuiblog.com/blog/2007/06/12/modu...
How to detect online/offline event cross-browser?
...ethods:
https://developer.mozilla.org/en/Online_and_offline_events
"If the API isn't implemented in the browser, you can use other signals to detect if you are offline including listening for AppCache error events and responses from XMLHttpRequest"
This links to an example of the "listening for AppC...