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Call by name vs call by value in Scala, clarification needed

...(x: => Int) = { println("x1=" + x) println("x2=" + x) } Now what happens when we call them with our side-effecting function? scala> callByValue(something()) calling something x1=1 x2=1 scala> callByName(something()) calling something x1=1 calling something x2=1 So you can see that...
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Creating email templates with Django

... It would help a lot if you upload a demo application of your package on your repo. – ans2human Sep 6 '18 at 12:10 ...
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Ruby on Rails console is hanging when loading

... (rake, bin/rails, etc.) after deleting and recreating a new Ruby on Rails application. Google wasn't that helpful. I hope this is. Spring will start automatically when you re-run your command. share | ...
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Calculate relative time in C#

... This type of code is nearly impossible to localize. If your app only needs to remain in English, then fine. But if you make the jump to other languages, you will hate yourself for doing logic like this. Just so y'all know... – Nik Reiman May 23 '...
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Hashing a file in Python

I want python to read to the EOF so I can get an appropriate hash, whether it is sha1 or md5. Please help. Here is what I have so far: ...
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What is the difference between Cloud, Grid and Cluster? [closed]

...s an abstract from the above paper: Cloud Computing refers to both the applications delivered as services over the Internet and the hardware and systems software in the datacenters that provide those services. The services themselves have long been referred to as Software as a Service (SaaS)...
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Check whether user has a Chrome extension installed

...f there is an error while loading this file, said network stack error will appear in the console with no possibility to silence it. When Chromecast used this method, it caused quite a bit of controversy because of this; with the eventual very ugly solution of simply blacklisting very specific errors...
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How to 'insert if not exists' in MySQL?

... i added a clarification to the question - does your answer still apply? – warren Sep 1 '09 at 9:12 2 ...
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DateTime.ToString(“MM/dd/yyyy HH:mm:ss.fff”) resulted in something like “09/14/2013 07.20.31.371”

I have a WP8 app, which will send the current time to a web service. 6 Answers 6 ...
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What is ModelState.IsValid valid for in ASP.NET MVC in NerdDinner?

...te. (Say for example the Object is loaded from a file or used in a Console App etc.) – runxc1 Bret Ferrier May 10 '11 at 3:53 1 ...