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Why do I want to avoid non-default constructors in fragments?
I am creating an app with Fragments and in one of them, I created a non-default constructor and got this warning:
6 Answe...
Get person's age in Ruby
...te based on the system timezone. ActiveRecord returns a time based on your Apps configured timezone. If the system timezone is different from your application timezone you would effectively be comparing time from two different timezone which would not be very accurate.
– Favour...
MVVM in WPF - How to alert ViewModel of changes in Model… or should I?
...is needed for the system you have described.
In an ideal MVVM world, your application is comprised of your ViewModels, and your Models are the just the blocks used to build your application. They typically only contain data, so would not have methods such as DrawCard() (that would be in a ViewModel...
Heroku error: “Permission denied (public key)”
... were detialed on the official website -Getting Started with Your Facebook App on Heroku
Even though it is quite detialed especially the video it is quite annoying to note that they do not mention having to set up SSH keys . Either it is set by default ( i dont know ) or you get the error mentione...
Find unused npm packages in package.json
...t and find the unused dependencies:
depcheck
The good thing about this approach is that you don't have to remember the find or grep command.
To run without installing use npx:
npx depcheck
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Chrome refuses to execute an AJAX script due to wrong MIME type
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Change your server so it outputs the right MIME type for JSONP which is application/javascript.
(While you are at it, stop telling jQuery that you are expecting JSON as that is contradictory: dataType: 'jsonp').
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Do you need to use path.join in node.js?
... This answer does not make clear why use it in typical Node.js apps. Or maybe it's just me not getting it. Although it was interesting.
– Gherman
May 8 at 15:52
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Xcode can only refactor C and Objective-C code. How to rename swift class name in Xcode 6?
I have created a new Single View Application Project in Xcode 6 beta version. I want to rename swift class from ViewController.swift to some other name. But when I select Refactor -> Rename, it gives error Xcode can only refactor C and Objective-C code .
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private final static attribute vs private final attribute
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A static variable stays in the memory for the entire lifetime of the application, and is initialised during class loading. A non-static variable is being initialised each time you construct a new object. It's generally better to use:
private static final int NUMBER = 10;
Why? This reduces t...
What is phtml, and when should I use a .phtml extension rather than .php?
...ervers like Apache don't care what you use as a file ext as long as it is mapped to something, you could go ahead and call all your PHP files .jimyBobSmith and it would happily run them. PHTML just happened to be a trend that caught on for a while.
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