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Get local IP address in node.js
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var _ = require('underscore'); var ip = _.chain(require('os').networkInterfaces()).flatten().filter(function(val){ return (val.family == 'IPv4' && val.internal == false) }).pluck('address').first().value(); console.log(ip...
Making an array of integers in iOS
...swered Feb 19 '13 at 5:58
didier_v_didier_v_
17277 bronze badges
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Allowed characters in filename [closed]
...X "Fully portable filenames" entry, which lists these: A–Z a–z 0–9 . _ -
– Vladimir Kornea
Jul 2 '14 at 22:31
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@ variables in Ruby on Rails
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Does your class have an attr_accessor defined with the same name @DanDevine? attr_accessor is syntactic sugar that generates a getter\setter for you. If you are getting the value without the @ symbol the code receives the variable because it's calling t...
Precision String Format Specifier In Swift
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a simple way is:
import Foundation // required for String(format: _, _)
print(String(format: "hex string: %X", 123456))
print(String(format: "a float number: %.5f", 1.0321))
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What does ':' (colon) do in JavaScript?
... is a float. Pretty sur that's what that means.
– Sal_Vader_808
May 14 '17 at 11:08
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Multiline TextView in Android?
... android:id="@+id/address1"
android:gravity="left"
android:layout_height="fill_parent"
android:layout_width="wrap_content"
android:maxLines="4"
android:lines="4"
android:text="Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labo...
Disable submit button when form invalid with AngularJS
...rmset, and therefore is required to have a name w/ a hyphen in it (like "my_formset_name-0")?
– trubliphone
Oct 7 '15 at 4:08
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How to return PDF to browser in MVC?
... document.Open();
// Set up fonts used in the document
Font font_heading_1 = FontFactory.GetFont(FontFactory.TIMES_ROMAN, 19, Font.BOLD);
Font font_body = FontFactory.GetFont(FontFactory.TIMES_ROMAN, 9);
// Create the heading paragraph with the headig font
Paragraph paragraph...
How can you automatically remove trailing whitespace in vim
...better your function by also saving the last search and restoring it. let _s=@/ let @/=_s
– xApple
Jun 21 '11 at 14:58
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