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How do I define a method which takes a lambda as a parameter in Java 8?
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Lambdas are purely a call-site construct: the recipient of the lambda does not need to know that a Lambda is involved, instead it accepts an Interface with the appropriate method.
In other words, you define or use a functional interface (i.e. an inte...
ViewModel Best Practices
...e Domain Model and back again if necessary.
This also works well for composite ViewModels that contain properties that are of the type of other ViewModels. For instance if you have 5 widgets on the index page in the membership controller, and you created a ViewModel for each partial view - how do y...
How can I redirect HTTP requests made from an iPad?
...asily use it as a forward proxy. This is particularly useful for WordPress sites, which really love to use the full absolute URL.
Ubuntu example below:
The first step is to edit the /etc/hosts file in your dev server. Add the server's local IP, pointing to your site.
127.0.0.1 dev.mysite.com
Th...
AWS MySQL RDS vs AWS DynamoDB [closed]
...prise compared to the slick backup of RDS
GUI - bad UX, limited search, no fun.
Speed - Response time is problematic compared to RDS. You find yourself building elaborate caching mechanism to compensate for it in places you would have settled for RDS's internal caching.
Data Integrity - While the co...
Error: request entity too large
...all the answers, but hadn't had any success yet and uses NGINX to host the site add this line to /etc/nginx/sites-available
client_max_body_size 100M; #100mb
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How to remove all whitespace from a string?
... str_trim
stringr provides more human-readable wrappers around the base R functions (though as of Dec 2014, the development version has a branch built on top of stringi, mentioned below). The equivalents of the above commands, using [str_replace_all][3], are:
library(stringr)
str_replace_all(x, f...
Sass or Compass without ruby?
...tten in Ruby, so you’ll need Ruby installed as well.
Taken from sass's site
Compass (requires Ruby, as it's based on SASS)
Compass is an open-source CSS authoring framework which uses the Sass stylesheet language to make writing stylesheets powerful and easy.
Taken from compass's site
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Safe characters for friendly url [closed]
I need to make a website that will have articles, and I would like to make friendly URLs for it, example the URL of the page with
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How to calculate dp from pixels in android programmatically [duplicate]
....applyDimension(TypedValue.COMPLEX_UNIT_DIP,
(float) 123.4, getResources().getDisplayMetrics());
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How do I put a variable inside a string?
...('hanning{0}{1}{2}.pdf'.format(*nums))
Would result in the string hanning123.pdf. This can be done with any array.
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