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 ...

Momentum indicator


 Momentum is a non-normalized oscillator that also has a trend-indicating function: it helps to determine the direction of an active trend. This indicator compares the closing price of the current time interval with the closing price of the previous period. In essence, Momentum shows the speed (tempo) and direction of price change.


The popularity of Momentum is due to its simplicity, versatility and the fact that it can periodically give leading signals. Momentum assesses the rate of change in quotes and helps determine whether the trend is accelerating or slowing down. It can also be used to find pivot points on the price chart. The Momentum indicator is built in a separate window under the price chart.