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Pagination in a REST web application
...ept of page changes with the context; one user of your API may be a mobile app, that can consume only 2 products per page, while the other is a machine app that can consume the whole damn list. In short, page is a "representation" of the underlying domain entity (product) and should not be included ...
How to create EditText with cross(x) button at end of it?
... this is a inefficient way of doing it. yanchenko's answer is right approach of using compound drawables.
– numan salati
Apr 10 '13 at 15:48
4
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JavaScript module pattern with example [closed]
...
In order to approach to Modular design pattern, you need to understand these concept first:
Immediately-Invoked Function Expression (IIFE):
(function() {
// Your code goes here
}());
There are two ways you can use the function...
Is file append atomic in UNIX?
In general, what can we take for granted when we append to a file in UNIX from multiple processes? Is it possible to lose data (one process overwriting the other's changes)? Is it possible for data to get mangled? (For example, each process is appending one line per append to a log file, is it po...
running Rails console in production
...e:
bundle exec rails console production
...in the webroot of your rails app. That is if you haven't installed the rails package directly on the server yet or if you want to run console within the context of your web app.
...
Increasing client_max_body_size in Nginx conf on AWS Elastic Beanstalk
...re two methods you can take for this. Unfortunately some work for some EB application types and some work for others.
Supported/recommended in AWS documentation
For some application types, like Java SE, Go, Node.js, and maybe Ruby (it's not documented for Ruby, but all the other Nginx platforms s...
Handling an empty UITableView. Print a friendly message
...it is legal to be empty. So instead of showing the
background image of the app, I would prefer to print a friendly message in the screen, such as:
...
inline conditionals in angular.js
...sible solutions:
Here's a filter that will do an "immediate if" (aka iif):
app.filter('iif', function () {
return function(input, trueValue, falseValue) {
return input ? trueValue : falseValue;
};
});
and can be used like this:
{{foo == "bar" | iif : "it's true" : "no, it's not"}}
...
Find the extension of a filename in Ruby
I'm working on the file upload portion of a Rails app. Different types of files are handled differently by the app.
4 Answ...
Rails: where does the infamous “current_user” come from?
...d somewhere, usually in the session after logging in. It also assumes your app has and needs users, authentication, etc.
Typically, it's something like:
class ApplicationController < ActionController::Base
def current_user
return unless session[:user_id]
@current_user ||= User.find(se...