Tutorial by Examples: me

@org.junit.Test public void should_$name$() { $END$ } Make sure to check the Shorted FQ names box when creating this template. When you type "should" (the abbreviation), this will add the necessary import org.junit.Test; statement at the top of the file, and this code: @Test...

Consider the utility class pattern: a class with only static methods and no fields. It's recommended to prevent instantiation of such classes by adding a private a constructor. This live template example makes it easy to add a private constructor to an existing class, using the name of the enclos...

Unlike a named class or struct, unnamed classes and structs must be instantiated where they are defined, and cannot have constructors or destructors. struct { int foo; double bar; } foobar; foobar.foo = 5; foobar.bar = 4.0; class { int baz; public: int buzz; ...

As a non-standard extension to C++, common compilers allow the use of classes as anonymous members. struct Example { struct { int inner_b; }; int outer_b; //The anonymous struct's members are accessed as if members of the parent struct Example() : inner...

mutable modifier in this context is used to indicate that a data field of a const object may be modified without affecting the externally-visible state of the object. If you are thinking about caching a result of expensive computation, you should probably use this keyword. If you have a lock (for ...

Let's have a basic failing program: #include <iostream> void fail() { int *p1; int *p2(NULL); int *p3 = p1; if (p3) { std::cout << *p3 << std::endl; } } int main() { fail(); } Build it (add -g to include debug info): g++ -g -o m...

The .info file is a static text file for defining and configuring a theme. Each line in the .info file is a key-value pair with the key on the left and the value on the right, with an "equals sign" between them (e.g. name = my_theme). Semicolons are used to comment out a line. Some keys u...

Django comes with a number of builtin management commands, using python manage.py [command] or, when manage.py has +x (executable) rights simply ./manage.py [command] . The following are some of the most frequently used: Get a list of all available commands ./manage.py help Run your Django ser...

This example shows how to configure multiple environments with different Dependency Injection configuration and separate middlewares in one Startup class. Alongside of public void Configure(IApplicationBuilder app) and public void ConfigureServices(IServiceCollection services) methods one can use C...

Use keyword lists for 'options'-style parameters that contains multiple key-value pairs: def myfunc(arg1, opts \\ []) do # Function body end We can call the function above like so: iex> myfunc "hello", pizza: true, soda: false which is equivalent to: iex> myfunc("he...

assert ['cat', 'dog', 'fish']*.length() == [3, 3, 4] Note that when mixing types in the collection if the method not exists on some of the elements, a groovy.lang.MissingMethodException could be thrown: ['cat', 'dog', 'fish',3]*.length() // it throws groovy.lang.MissingMethodException: No sign...

repeat(10) { i -> println("This line will be printed 10 times") println("We are on the ${i + 1}. loop iteration") }

Polymer prodives a lot of well built elements for you to use in your app. Browse them in their Element Catalog. Let's go through the workflow of using an element by including paper-input (Documentation) Download the Element To Download an element there are two ways: Bower The convinient way is...

We got the following very basic element my-element saved as src/my-element.html <link rel="import" href="bower_components/polymer/polymer.html"> <dom-module id="my-element"> <template> <style> /* local styles go here */ ...

A supporting section of the document, designed to be complementary to the main content at a similar level in the DOM hierarchy, but remains meaningful when separated from the main content. <div role="complementary"> <h2>More Articles</h2> <ul> <!-- ...

A region containing related information that is declared as document content, as opposed to a web application. <div role="document"> <h1>The Life of Albert Einstein</h1> <p>Lorem ipsum...</p> </div>

A type of widget that offers a list of choices to the user. <ul role="menu"> <li role="menuitem">New</li> <li role="menuitem">Open</li> <li role="menuitem">Save</li> <li role="menuitem">Clo...

A presentation of menu that usually remains visible and is usually presented horizontally. <ul role="menubar"> <li role="menuitem">File</li> <li role="menuitem">Edit</li> <li role="menuitem">View</li> <...

An option in a group of choices contained by a menu or menubar. <ul role="menubar"> <li role="menuitem">File</li> <li role="menuitem">Edit</li> <li role="menuitem">View</li> <li role="menuitem&quot...

A checkable menuitem that has three possible values: true, false, or mixed. <ul role="menu"> <li role="menuitem">Console</li> <li role="menuitem">Layout</li> <li role="menuitemcheckbox" aria-checked="true"&g...