Crypto wallets use BIP39 mnemonic in order to help people memorize their key, without having to write long almost random looking strings. Those are presented to users when they create their first wallet and contain a list of 12 to 24 random words.Read More »Are 24 words strong enough to protect your valuable crypto assets?
Gas is a fee mechanism implemented by Ethereum to help with transactions. This fee is a fraction of the transaction presented in Wei, which is 10-12 of an Ether. Total fee price depends on the size of the smart contract and its functionality.Read More »How to Save Gas in your Ethereum Smart Contracts
I was working on my website and while everything was running smoothly on my Docker instances, suddenly the newly deployed Docker images were returning errors.Read More »How to Fix a Broken Flask Application after SQLAlchemy Update
People who work on IT know the struggle of waiting for something to finish, either this is a scan or a download or anything. You don’t want to change tabs every 2 minutes and check the process, you want to know when something is done, and Mac OS offers wonderful alerts.Read More »Display Notifications from Terminal on Mac OS
When VS code was released I switched almost immediately from Atom, mainly because it was so much lighter and faster, although both editors are based on Electron aka Heavy File Browser. VS Code not only is the best editor out there, but has a plethora of features without any extension which are not so commonly used and here I am to help you make your life a bit better.Read More »10 Built In Features of VS Code You Need to Know
XML format was probably the most commonly used, before JSON took its place. Like almost every programming language Go or Golang, supports the XML format. In case you are here, it means you were stuck in some of those possible ways to unmarshal your XML code into a nice object.Read More »Complete XML Parsing Guide with Golang
During an assessment, I needed a web server which would serve a 204 HTTP response. Is is not so common or easy to find it, so I decided to create one for when needed, which I would be able to use it offline.
Just save the snippet below as a python file and change the status code. When loading the page, it will serve you the status code needed.
In case you are here you know already what WSL2 is and why to use it. For those who don’t know I will just say that it helps you run a Linux distribution inside your Windows operating system.
Most of the penetration tests that I did so far, are Web Applications, since even if it is a thick client application, the functionality of it is heavily based on HTTP communication, using API calls or some times, even just having the mobile view of the website inside a WebView.