Sometimes we want to add items to the dashboard widget called "At a Glance". This can be done with the filter dashboard_glance_items. add_filter( 'dashboard_glance_items', 'add_custom_glance_items', 10, 1 ); function add_custom_glance_items( $items = array() ) { $items[] = '<a href="URL"'>My URL</a>'; return $items; } In the example above we use filter to add one item to
This is my second step with TypeScript. This time I will declare interfaces and classes. My idea is to create a simple class and interface and use it like a "Hello world" example. The first step is to declare an interface: interface Pet { name: string; age: number; color: string; } We use the keyword
In this article, I will show you my first experience with TypeScript. I will follow instructions from the TypeScript website tutorials to create a "Hello World" example. What TypeScript is and reasons to use it can be found here. The first step is to install TypeScript using the command: npm install -g typescript After the
Memory layout for value types Variables in C# can be classified into two types - reference types and value types. If we know the characteristics of each of them it will be easy for us to use them and optimize the programs we write. Value types When a variable is created, memory is allocated in
What is SQL SELECT statement? The SQL SELECT statement is used to fetch data from a database table which returns the data in the form of a result table. These result tables are called result sets. Basic syntax SELECT column1, column2, column3 FROM table_name; The query contains two keywords - SELECT and FROM. The SELECT
Basic authentication with Nginx requires an installation of Nginx and htpasswd. We have to create a password file with users and passwords and add this file to Nginx. The password file The first step is the creation of a password file with htpasswd tool using the following command: htpasswd -c .htpasswd user The flag -c
Sometimes we have to redirect listening from one port to another. For example, if we have a listener on localhost we want to redirect traffic from listening on other IP to localhost. In this example, we will listen on port 60000 and redirect all traffic to localhost listener with port 8000. server{ listen 60000; listen
Htpasswd is a tool used to manipulate flat files containing usernames and passwords for basic authentication of HTTP. In Cent OS htpasswd is part of httpd-tools pack. In order to install it, you must enter (root access required): yum install httpd-tools After entering the command you will see a result similar to the one shown
What is an access modifier? Access modifiers are keywords in object-oriented languages that set the accessibility of classes, methods, and other members. Access modifiers are a specific part of programming language syntax used to facilitate the encapsulation of components. Which are the access modifiers in C#? There are 6 types of C# modifiers: public - Fully accessible. internal - Accessible only within the containing
JWT or JSON Web Token is JSON base standard for credential access (RFC 7519). The token contains access claims. For example the authentication server can generate token with claim "edit article" and the user with this claim can access functionality in REST API to "edit article". What is JWT structure? Typically JWT looks like: xxxx.yyyy.zzzz
