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How to turn on/off ReactJS 'development mode'?
Started using ReactJS's prop validation feature , which as the docs say only works in 'development mode' for performance reasons.
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CSS Pseudo-classes with inline styles
...ke use of CSS, an inline style attribute can only contain property declarations; the same set of statements that appears in each ruleset in a stylesheet. From the Style Attributes spec:
The value of the style attribute must match the syntax of the contents of a CSS declaration block (excluding the ...
Java Equivalent of C# async/await?
I am a normal C# developer but occasionally I develop application in Java. I'm wondering if there is any Java equivalent of C# async/await?
In simple words what is the java equivalent of:
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Difference between abstract class and interface in Python
...ometimes is the following:
class Abstract1( object ):
"""Some description that tells you it's abstract,
often listing the methods you're expected to supply."""
def aMethod( self ):
raise NotImplementedError( "Should have implemented this" )
Because Python doesn't have (and doe...
How to use Active Support core extensions
...to add Active Support to a non-Rails script.
Read "How to Load Core Extensions".
Active Support's methods got broken into smaller groups in Rails 3, so we don't end up loading a lot of unneeded stuff with a simple require 'activesupport'. Now we have to do things like
require 'active_support/co...
How to make pipes work with Runtime.exec()?
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@Kaj What if you wanted to add options to ls i.e. ls -lrt ?
– kaustav datta
May 6 '13 at 6:25
8
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Making a property deserialize but not serialize with json.net
We have some configuration files which were generated by serializing C# objects with Json.net.
10 Answers
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CSS performance relative to translateZ(0)
...hat an element is 3D by using transform: translateZ(0) to speed up animations and transitions. I was wondering if there are implications to using this transform in the following manner:
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Which characters are valid in CSS class names/selectors?
...t least 2 characters long.
-?[_a-zA-Z]+[_a-zA-Z0-9-]*
In short, the previous rule translates to the following, extracted from the W3C spec.:
In CSS, identifiers (including element names, classes, and IDs in
selectors) can contain only the characters [a-z0-9] and ISO 10646
characters U+00A...
How do I get the number of days between two dates in JavaScript?
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Here is a quick and dirty implementation of datediff, as a proof of concept to solve the problem as presented in the question. It relies on the fact that you can get the elapsed milliseconds between two dates by subtracting them, which coerces them into their pr...