Tutorial by Examples: v

In the assets initalizer (config/initializers/assets.rb) are a few files explicitly defined to be precompiled. # Precompile additional assets. # application.coffee, application.scss, and all non-JS/CSS in app/assets folder are already added. # Rails.application.config.assets.precompile += %w( sea...

In elm, a function's value is computed when the last argument is applied. In the example below, the diagnostic from log will be printed when f is invoked with 3 arguments or a curried form of f is applied with the last argument. import String import Debug exposing (log) f a b c = String.join &...

When reading tabular datasets with the read.* functions, R automatically looks for missing values that look like "NA". However, missing values are not always represented by NA. Sometimes a dot (.), a hyphen(-) or a character-value (e.g.: empty) indicates that a value is NA. The na.strings ...

This example will show how to get the mouse position relative to the canvas, such that (0,0) will be the top-left hand corner of the HTML5 Canvas. The e.clientX and e.clientY will get the mouse positions relative to the top of the document, to change this to be based on the top of the canvas we subt...

If you want to detect when your user starts or finishes an activity such as walking, running, or any other activity of the DetectedActivityFence class, you can create a fence for the activity that you want to detect, and get notified when your user starts/finishes this activity. By using a Broadcast...

BroadcastReceivers are used to receive broadcast Intents that are sent by the Android OS, other apps, or within the same app. Each Intent is created with an Intent Filter, which requires a String action. Additional information can be configured in the Intent. Likewise, BroadcastReceivers register ...

The function chomp will remove one newline character, if present, from each scalar passed to it. chomp will mutate the original string and will return the number of characters removed my $str = "Hello World\n\n"; my $removed = chomp($str); print $str; # "Hello World\n" pr...

Above I noticed an example to remove items from a List within a Loop and I thought of another example that may come in handy this time using the Iterator interface. This is a demonstration of a trick that might come in handy when dealing with duplicate items in lists that you want to get rid of. N...

Within a LOOP, you can use the Common Lisp (return) form in any expression, which will cause the LOOP form to immediately evaluate to the value given to return. LOOP also has a return clause which works almost identically, the only difference being that you don't surround it with parentheses. The c...

Odoo v8.0 way is to add corresponding record in the XML file: ​Add XML file to the manifest (i.e. __openerp__.py file.): ... 'data' : [ 'your_file.xml' ], ​... Then add following record in 'your_file.xml': <openerp> <data> <template id="...

Note: you should use this way if you've installed a "website" module and you have a public website available. Add following record in 'your_file.xml': <openerp> <data> <template id="assets_frontend" name="your_module_name assets" inherit...

Add following record in 'your_file.xml': <openerp> <data> <template id="assets_common" name="your_module_name assets" inherit_id="web.assets_common"> <xpath expr="." position="inside"> <link rel...

With the Class Based generic Views, it is very simple and easy to create the CRUD views from our models. Often, the built in Django admin is not enough or not preferred and we need to roll our own CRUD views. The CBVs can be very handy in such cases. The CreateView class needs 3 things - a model, t...

Starting with a three-dimensional list: alist = [[[1,2],[3,4]], [[5,6,7],[8,9,10], [12, 13, 14]]] Accessing items in the list: print(alist[0][0][1]) #2 #Accesses second element in the first list in the first list print(alist[1][1][2]) #10 #Accesses the third element in the second list in...

{-# LANGUAGE OverloadedStrings #-} import qualified Data.Text as T myText :: T.Text myText = "mississippi" splitOn breaks a Text up into a list of Texts on occurrences of a substring. ghci> T.splitOn "ss" myText ["mi","i","ippi"] sp...

The fourth version of the framework focuses mainly on making mobile web application development easier. New features in AP.NET MVC 4 ASP.NET Web API ASP.NET Web API is a framework that makes it easy to build HTTP services that reach a broad range of clients, including browsers and mobile devi...

Lets suppose you have 2 Lists A and B, and you want to remove from B all the elements that you have in A the method in this case is List.removeAll(Collection c); #Example: public static void main(String[] args) { List<Integer> numbersA = new ArrayList<>(); List<Intege...

Reverse elements within a tuple colors = "red", "green", "blue" rev = colors[::-1] # rev: ("blue", "green", "red") colors = rev # colors: ("blue", "green", "red") Or using reversed (reversed gives an it...

import std.stdio; struct A { int b; void c(); string d; }; void main() { // The following foreach is unrolled in compile time foreach(name; __traits(allMembers, A)) { pragma(msg, name); } } The allMembers traits returns a tuple of string containing t...

All fragments should have an empty constructor (i.e. a constructor method having no input arguments). Therefore, in order to pass your data to the Fragment being created, you should use the setArguments() method. This methods gets a bundle, which you store your data in, and stores the Bundle in the ...