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How do I parse a string to a float or int?
...n, how can I parse a numeric string like "545.2222" to its corresponding float value, 545.2222 ? Or parse the string "31" to an integer, 31 ?
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Is right click a Javascript event?
... // cancel default menu
}
As for the mouse events themselves, browsers set a property to the event object that is accessible from the event handling function:
document.body.onclick = function (e) {
var isRightMB;
e = e || window.event;
if ("which" in e) // Gecko (Firefox), WebKit ...
rails i18n - translating text with links inside
...h do |type, message|
# Skip empty messages, e.g. for devise messages set to nothing in a locale file.
next if message.blank?
type = type.to_sym
type = :success if type == :notice
type = :error if type == :alert
next unless ALERT_TYPES.include?(type)
Arra...
Batch equivalent of Bash backticks
...edirecting the output to a file first. For example:
echo zz > bla.txt
set /p VV=<bla.txt
echo %VV%
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Printing everything except the first field with awk
...am BN
Explanation:
$(NF+1)=$1: Generator of a "new" last field.
$1="": Set the original first field to null
sub(FS,""): After the first two actions {$(NF+1)=$1;$1=""} get rid of the first field separator by using sub. The final print is implicit.
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Override devise registrations controller
...ctly the same thing (I just have Organization instead of Company).
If you set properly your nested form, at model and view level, everything works like a charm.
My User model:
class User < ActiveRecord::Base
# Include default devise modules. Others available are:
# :token_authenticatable, ...
Can a decorator of an instance method access the class?
...EP: python.org/dev/peps/pep-0232 Not sure it's possible because you can't set an attribute on a class/static method and I think they gobble up any custom function attributes when they are applied to a function.
– Carl G
Apr 14 '10 at 0:42
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Efficient method to generate UUID String in JAVA (UUID.randomUUID().toString() without the dashes)
I would like an efficient utility to generate unique sequences of bytes. UUID is a good candidate but UUID.randomUUID().toString() generates stuff like 44e128a5-ac7a-4c9a-be4c-224b6bf81b20 which is good, but I would prefer dash-less string.
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join list of lists in python [duplicate]
Is the a short syntax for joining a list of lists into a single list( or iterator) in python?
15 Answers
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Read the package name of an Android APK
I need to get the package name of an Android APK. I have tried to unzip the APK and read contents of AndroidManifest.xml , but seems it's not a text file.
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