Tutorial by Examples: re

First Test.class: package foo.bar public class Test { } Also Test.class in another package package foo.bar.baz public class Test { } The above is fine because the two classes exist in different packages.

// plugin initialization $.fn.greenify = function() { // within the function you can use any of the jQuery methods // and `this` context refers to jQuery object this.css( "color", "green" ); }; // apply plugin $( "a" ).greenify();

To do this in Postman, you simply have to set the following: Set request type to POST In the Headers, set the following: Content-Type = application/json Authorization = < Your FCM Server Key > (See your Firebase Console's Cloud Messaging Tab) Set the payload parameters in the Body...

When a class needs to be provided with hard dependencies best practice is to use a constructor injection pattern where those dependencies are injected using a factory. Let's assume that MyClass is hard dependent on a value $dependency that needs to be resolved from the application config. <?php...

While writing jQuery plugins is simple, we want to enclose our plugins in a local scope. This will avoid namespace conflicts as well as polluting the global namespace, on top of ensuring that jQuery is loaded before our plugin extends it. // Encapsulate our plugins in a local scope (function($) { ...

func isValidEmail(email: String) -> Bool { let emailRegEx = "[A-Z0-9a-z._%+-]+@[A-Za-z0-9.-]+\\.[A-Za-z]{2,4}" let emailTest = NSPredicate(format:"SELF MATCHES %@", emailRegEx) return emailTest.evaluate(with: email) } or you could use String extensio...

Let's say that you have the following class: public class PersonInfo { public int ID { get; set; } [Display(Name = "First Name")] [Required(ErrorMessage = "Please enter your first name!")] public string FirstName{ get; set; } [Display(Name = "L...

public String getCitiesByCountry(String countryName) throws MalformedURLException, IOException { //Code to make a webservice HTTP request String responseString = ""; String outputString = ""; String wsURL = "http://www.webservicex.com/globalweather.asm...

Define a new visitor class by overriding some of the methods of ExpressionVisitor: class PrintingVisitor : ExpressionVisitor { protected override Expression VisitConstant(ConstantExpression node) { Console.WriteLine("Constant: {0}", node); return base.VisitConstant(...

For iterating more than two lists simultaneously within list comprehension, one may use zip() as: >>> list_1 = [1, 2, 3 , 4] >>> list_2 = ['a', 'b', 'c', 'd'] >>> list_3 = ['6', '7', '8', '9'] # Two lists >>> [(i, j) for i, j in zip(list_1, list_2)] [(1, '...

Result<T, E> is an enum type which has two variants: Ok(T) indicating successful execution with meaningful result of type T, and Err(E) indicating occurrence of an unexpected error during execution, described by a value of type E. enum DateError { InvalidDay, InvalidMonth, } str...

Using a regular expression, parse a record name that might be hierarchical. The expression looks for the final colon in the name. It returns what follows the colon, or the entire name if none: regexp_substr( {name} , '[^:]*$' )

The following example combines several of the techniques covered here. It puts a hyperlink in a custom formatted column which, when clicked, opens the sales order record associated with a row. The hyperlink is designed to open the record in a new window or tab when clicked, and to display a tooltip ...

JavaScript allows us to define getters and setters in the object literal syntax. Here's an example: var date = { year: '2017', month: '02', day: '27', get date() { // Get the date in YYYY-MM-DD format return `${this.year}-${this.month}-${this.day}` }, ...

To add user, use following command htpasswd /etc/subversion/passwd user_name Specify user_name with the username you wish to add in above command. It will prompt to provide password for the user. If you are creating very first user, you need to add –c switch in above command, which will create th...

Groups can be defined in /etc/subversion/svn_access_control file. Create/edit the file using following command nano /etc/subversion/svn_access_control Use syntax specified as below to define groups and assign members. [groups] groupname = <list of users, comma separated> e.g. [groups]...

Access specifications for subversion repositories is specified etc/subversion/svn_access_control file Create/edit the file using following command nano /etc/subversion/svn_access_control Use following syntax to configure access permissions for repositories to group/members [Repository:<Path&g...

Requirement for Local development 1) MySQL server(I am Using XAMPP for MySQL server) 2) For Test API You can use Postman(optional) 3) Before run application,make sure MySQL server is running, properly prepare your application.properties file(DB_Name, Username,Password). 1.Add following depen...

Variable declaration @buttonColor: #FF0000; /* Now you can use @buttonColor variable with css Functions. */ .product.into.detailed { additional-attributes{ .lib-table-button( background-color: @buttonColor; ); } } Here function lib-tabgle-button used v...

$args = array( 'post_type'=>'post', 'posts_per_page' =>'10' ); $latest_posts_query = new WP_Query( $args ); if($latest_posts_query->have_posts()) : while ( $latest_posts_query-> have_posts()) : $latest_posts_query->the_post(); //Get post details here endwhile; endif; ...