Market Data Endpoints These endpoints provide real-time and historical market data for different cryptocurrencies traded on Binance. This data includes information such as the current price, trading volume, order book depth, and more. Account Endpoints These endpoints allow developers to access information about their Binance account, including balances, trade history, and open orders. They also…
Algorithms are a sequence of steps or rules designed to achieve a goal. They can take many forms and facilitate optimisation throughout the investment process, from idea generation to asset allocation, trade execution, and risk management. Machine Learning (ML) involves algorithms that learn rules or patterns from data to achieve a goal such as minimising…
What is the 1-2-3 Trading Signal? It’s a bottom, a correction, retest that does not go beyond the original bottom, and then, rebound beyond the correction. Point 1: This is the bottom. Point 2: this is the correction. Point 3: This is the retest the DOES NOT GO BEYOND point 1. If it does then…
I got a new MacBook Pro with M2 chip last week. As a web programmer, I needed to install php on macOS. Followed by the php.net provided install instruction, I installed php on macOS with homebrew. After installing homebrew, I used the command “brew install php”, but got an error message: “zsh: command not found: brew”. Here is the solution that I fix this problem.
To fix “Sorry This Adobe App Is Not Available” Error, add Adobe block IP addresses list to the hosts file and flush the DNS cache. Step 1: Close All Adobe Programs Before you start the fix, make sure all your Adobe programs are closed. This step is essential to ensure that the changes you make…
Here is the final solution of solving “Network initialization failed” generated by Parallels 16 in Big Sur. What is Parallels 16? In order to run many operation systems in Mac OS Big Sur, such as Windows 10, Ubuntu, Centos, etc., Parallels 16 is the fastest, easiest and the most powerful application with no need rebooting.…
Referential Actions When an UPDATE or DELETE operation affects a key value in the parent table that has matching rows in the child table, the result depends on the referential action specified by ON UPDATE and ON DELETE subclauses of the FOREIGN KEY clause. Referential actions include: CASCADE: Delete or update the row from the parent table and automatically delete or update the matching rows in the…
Microsoft Access is a Database Management System (DBMS) from Microsoft that combines the relational Microsoft Jet Database Engine with a graphical user interface and software-development tools. It is a member of the Microsoft Office suite of applications, included in the professional and higher editions. MS Access Objects MS Access uses “objects” to help the user…
SELECT – extracts data from a database UPDATE – updates data in a database DELETE – deletes data from a database INSERT INTO – inserts new data into a database CREATE DATABASE – creates a new database ALTER DATABASE – modifies a database CREATE TABLE – creates a new table ALTER TABLE – modifies a table DROP TABLE – deletes a table CREATE INDEX –…
In some python scripts, you may see a function definition and a conditional statement that looks like the example below: In this code, there is a function called main() that prints the phrase “Hello World!” when the Python interpreter executes it. There is also a conditional (or if) statement that checks the value of __name__…
Symbol(s) Meaning Example Example Matches * Matches the preceding character, subexpression, or bracketed character, 0 or more times a*b* aaaaaaaa, aaaaabbbb, bbbbbbb + Matches the preceding character, subexpression, or bracketed character, 1 or more times a+b+ aaaaaab, aaaabbbbb, abbbbbbb [] Matches any character within the brackets (i.e., “Pick any one of these things”) [A-Z]* APPLE,…
You want to find out which fraction of your car’s use is for commuting to work, and which is for personal use. You know the one-way distance from your home to work. For a particular period, you recorded the beginning and ending mileage on the odometer and the number of work days. Write an algorithm…
You want to decide whether you should drive your car to work or take the train. You know the one-way distance from your home to your place of work, and the fuel efficiency of your car (in miles per gallon). You also know the one-way price of a train ticket. You assume the cost of…
In order to estimate the cost of painting a house, a painter needs to know the surface area of the exterior. Develop an algorithm for computing that value. Your inputs are the width, length, and height of the house, the number of windows and doors, and their dimensions. (Assume the windows and doors have a…
Write an algorithm to settle the following question: A bank account starts out with $10,000. Interest is compounded monthly at 0.5 per cent per month. Every month, $500 is withdrawn to meet college expenses. After how many years is the account depleted? State the current bank statement total is $10,000 State the monthly rate is…
A virtual environment is created on top of an existing Python installation, known as the virtual environment’s “base” Python. It may optionally be isolated from the packages in the base environment, so only those explicitly installed in the virtual environment are available. A virtual environment is Running this command creates the target directory Command to…
According to the “datareader” official site, to access the remote Yahoo Finance Data, it is suggested to use the following code: These codes will pop up an error message: “TypeError: string indices must be integers”. Here is a solution to help you to get the Yahoo Finance remote data. At first, install yfinance by Then,…
The following code doesn’t work. Without any reason, the code above will give you an error message: ModuleNotFoundError: No module named ‘pandas_datareader’ After seeking a solution from Google search, I find that most of someones suggest uninstalling pandas_datareader, and then, reinstalling again. However, those are not working to solve this problem. Lets go to the…
I’m trying to test my blog site by the urllib.request. Unfortunately, my blog site has SSL (Secure Sockets Layer) enabled, and returns an urlopen error, which is shown below: The following simple code is running on my Macbook Pro. But these three lines Python code run successfully without any error on Linux. from urllib.request import…
Algorithms are a sequence of steps or rules designed to achieve a goal. They can take many forms and facilitate optimisation throughout the investment process, from idea generation to asset allocation, trade execution, and risk management. Machine Learning (ML) involves algorithms that learn rules or patterns from data to achieve a goal such as minimising…
The read command is a builtin command that reads from the standard input. By default, it reads until a newline is received. The input is stored in one or more variables given as arguments: read var If more than one variable is given, the first word (the input up to the first space or tab)…
printf: formatting and printing data printf FORMAT ARG … The FORMAT string can contain ordinary characters, escape sequences, and format specifiers. Ordinary characters are printed unchanged to the standard output. Escape sequences are converted to the characters they represent. Format specifiers are replaced with arguments from the command line. Escape sequences are single letters preceded…
Visual Studio Code is a free programming software. It is multiple platforms software that you can install it on Windows, Linux and Mac OS. As a Python programmer, working on Visual Studio Code saves much time. However, Visual Studio Code only provides basic Python packages that are not enough for advanced programming. This screenshot shows…
The latest version of Python is 3.9.2 on the date of posting this tutorial that shows how to install Python on Ubuntu. Installing Python 3.9 on Ubuntu with Apt Installing Python 3.9 on Ubuntu with apt is a relatively straightforward process and takes only a few minutes to complete. Update the packages list and install…
The outbreak of pneumonia caused by the new coronavirus has posed a serious threat to people’s health. However, the prevention and control of such a sudden outbreak requires more scientific knowledge and the participation of the public, so that the disease can be defeated and the epidemic can be controlled. “New coronavirus pneumonia prevention manual”…
Faced with an unknown virus, sharing and collaboration are the best remedy. The publication of this Handbook is one of the best ways to mark the courage and wisdom our healthcare workers have demonstrated over the past two months. Thanks to all those who have contributed to this Handbook, sharing the invaluable experience with healthcare…
