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How to decide when to use Node.js?
...sistent connection from the browser back to the server. Using a technique known as "long-polling", you can write an application that sends updates to the user in real time. Doing long polling on many of the web's giants, like Ruby on Rails or Django, would create immense load on the server, because ...
How to compare software version number using js? (only number)
.../Xv9WL/28
– ripper234
Mar 13 '12 at 10:36
5
Hey All, I've rolled this gist into a gitrepo with te...
Triggering HTML5 Form Validation
...) work just fine? Or does HTML5 require a submit button for the validation now?
– Mattisdada
Oct 29 '15 at 3:26
...
Java Runtime.getRuntime(): getting output from executing a command line program
...= s.next();
}
else {
val = "";
}
return val;
}
I know this question is old but I am posting this answer because I think this may be quicker.
Edit (For Java 7 and above)
Need to close Streams and Scanners. Using AutoCloseable for neat code:
public static String execCmd(String...
Dynamic type languages versus static type languages
... virtual calls by direct
calls when the exact type of the
receiver is known statically),
increased runtime efficiency (e.g. not
all values need to carry a dynamic
type), and a better design time
developer experience (e.g. knowing the
type of the receiver, the IDE can
present a drop-d...
Why do I need an IoC container as opposed to straightforward DI code? [closed]
...hangedWrapper());
Poof! All of that manual INotifyPropertyChanged BS is now automatically generated for you, on every virtual property setter of the object in question.
Is this magic? YES! If you can trust the fact that this code does its job, then you can safely skip all of that property wrap...
Best Practice: Software Versioning [closed]
...
answered May 19 '10 at 10:06
ChrisF♦ChrisF
124k2828 gold badges239239 silver badges311311 bronze badges
...
Rails 4 multiple image or file upload using carrierwave
... we take a look at CarrierWave's documentation, this is actually very easy now.
https://github.com/carrierwaveuploader/carrierwave/blob/master/README.md#multiple-file-uploads
I will use Product as the model I want to add the pictures, as an example.
Get the master branch Carrierwave and add it t...
How do you represent a graph in Haskell?
...ated before the other exists. Because Haskell is lazy you can use a trick known as Tying the Knot to get around this, but that makes my brain hurt (because I haven't done much of it yet). I've done more of my substantial programming in Mercury than Haskell so far, and Mercury is strict so knot-tying...
What is Domain Driven Design?
...ER (not so complete :))
In order to create good software, you have to know what that software
is all about. You cannot create a banking software system unless you
have a good understanding of what banking is all about, one must
understand the domain of banking.
From: Domain Driven Design...