How to connect to PostgreSQL database using pgAdmin 4?

 How to connect to PostgreSQL database using pgAdmin 4? In order to set up a connection to the PostgreSQL database, run pgAdmin 4, for example, from the Start menu. As a result, pgAdmin 4 will start. Then click the menu "Object->Create->Server" or right-click on the item "Servers" and select "Create->Server". The server connection settings window will open. On the General tab, we invent and enter the name of our server in the Name field. On the Connection tab, enter the server IP address, username, password, and if you want, you can check the “Save password?” to save the password and not to enter it every time you connect. If the standard port (5432) of the PostgreSQL server has been changed, then you also need to change it here. Press the "Save" button. Note! The PostgreSQL server must be installed, configured and running. We considered an example of installing and configuring PostgreSQL DBMS on Linux Debian in the material “Installing ...

Overview of the Opera browser interface

 Overview of the Opera browser interface




After the first launch, you pay attention to the "Express Panel", as well as to the sidebar, in my opinion, both are implemented very conveniently. The sidebar contains buttons for quickly launching useful and frequently used functionality, such as viewing history or bookmarks. This panel can be detached from the left edge of the program using the corresponding button at the bottom of the panel, in this case the sidebar will be displayed only on the tab with the "Express Panel".



In order to open the program menu, click on the Opera icon in the upper left corner of the interface.



In the upper right corner of the "Express Panel" there is an "Easy Setup" button for quick browser settings, where you can, for example, change the background or change the theme (a lot of options are available).



In general, the Opera browser is not inferior to the leaders in terms of basic functionality; it is also quite convenient and easy to use.