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 ...

Awesome Oscillator indicator

 Awesome Oscillator indicator



Awesome Oscillator is translated as "wonderful" or "amazing" oscillator. Its creator is the famous stock trader Bill Williams. He developed this indicator for use in his Profitunity trading system. The Awesome Oscillator is based on the difference between two Simple Moving Averages (SMA). The indicator is built in a separate window under the asset price chart.


Evaluation of the current convergence / divergence of the fast and slow SMA makes it possible to determine the direction and strength of the price movement, and also shows potential trend reversal points on the chart. If the Awesome Oscillator grows and shows new highs, then there is an uptrend in the market, if it decreases and updates local lows, then there is a downtrend in the game.