Tutorial by Examples: i

Atomic types are the building blocks of lock-free data structures and other concurrent types. A memory ordering, representing the strength of the memory barrier, should be specified when accessing/modifying an atomic type. Rust provides 5 memory ordering primitives: Relaxed (the weakest), Acquire (f...

Put the following code in functions.php: function themify_custom_excerpt_length( $length ) { return 50; } add_filter( 'excerpt_length', 'themify_custom_excerpt_length', 999 ); Use 999 as the priority to ensure that the function runs after the default WordPress filter, otherwise it would ov...

To do this, put the following code in functions.php: function custom_excerpt_more($more) { return '<a href="'. get_permalink($post->ID) . '">Read More</a>'; } add_filter('excerpt_more', 'custom_excerpt_more'); The results should look like this:

In our functions.php function new_excerpt_more( $more ) { return '.....'; } add_filter('excerpt_more', 'new_excerpt_more'); We should get this:

Open a new command line or terminal window and create a clean folder for testing. Protractor needs two files to run, a spec file and a configuration file. Let's start with a simple test that navigates to the todo list example in the AngularJS website and adds a new todo item to the list. Copy the...

Create a new browser bookmark, for example, in Chrome click the star icon at the right in the address bar, make sure the Folder is Bookmarks Bar, and then click the Edit... button: In the edit box that opens paste the following code as the URL: javascript:(function(){var root=(window.location.pa...

If you were to hide a link by setting display: none in the CSS then screen readers wouldn’t find it. Instead, we position it absolutely, with clipping. CSS .offscreen { position: absolute; clip: rect(1px 1px 1px 1px); /* for Internet Explorer */ clip: rect(1px, 1px, 1px, 1px); padding: 0; b...

There are a few way's to install WebSocket's to your project. Here are some example's: npm install --save ws or inside your package.json using: "dependencies": { "ws": "*" },

To add ws to your file's simply use: var ws = require('ws');

To open a new WebSocket, simply add something like: var WebSocket = require("ws"); var ws = new WebSocket("ws://host:8080/OptionalPathName); // Continue on with your code... Or to open a server, use: var WebSocketServer = require("ws").Server; var ws = new WebSocketS...

var WebSocketServer = require('ws').Server , wss = new WebSocketServer({ port: 8080 }); // If you want to add a path as well, use path: "PathName" wss.on('connection', function connection(ws) { ws.on('message', function incoming(message) { console.log('received: %s', message); ...

Spinner It is a type of dropdown input. Firstly in layout <Spinner android:id="@+id/spinner" <!-- id to refer this spinner from JAVA--> android:layout_width="match_parent" android:layout_height="wrap_content"> </Spinner> ...

add_filter('comment_text','before_comment'); add_filter('comment_text','after_comment'); function before_comment($comment_text){ return 'input before comment'.$comment_text; } function after_comment($comment_text){ return $comment_text.'input after comment'; ...

add_action('wp_head','hook_javascript'); function hook_javascript() { $output="<script> alert('Page is loading...'); </script>"; echo $output; }

Using composer, execute the following command in the directory in which the application will be installed: composer create-project zendframework/zend-expressive-skeleton expressive-skeleton. During installation process, you will be asked to make various decisions. For the default installation qu...

invoke("", somePrivateMethodName, {argument1='one'});

Assuming that you have node and npm installed and available, create a project folder with a valid package.json. Install the necessary dependencies: npm install --save-dev metalsmith metalsmith-in-place handlebars Create a file called build.js at the root of your project folder, containing the fo...

Basic docs can be found here app.get('/path/:id(\\d+)', function (req, res, next) { // please note: "next" is passed if (req.params.id == 0) // validate param return next(new Error('Id is 0')); // go to first Error handler, see below // Catch error on sync operation ...

When required you can tell Docker to execute additional commands on an already running container using the exec command. You need the container's ID which you can get with docker ps. docker exec 294fbc4c24b3 echo "Hello World" You can attach an interactive shell if you use the -it option...

esc_html should be used anytime we're outputting data inside HTML code. <h4><?php echo esc_html( $title ); ?></h4>