In Python, super() method makes it possible to access the members of a parent class. To understand what is a parent class, you need to know what class inheritance means. Before jumping into the details, let’s see a quick example of using the super() method. For instance: Output: In this piece of code: In this […]
super() in Python: What Does It Actually Do? Read More »
To join a list of strings into a string in Python: For example, let’s join a list of words by a dash: Output: Perhaps the most common question is how to join strings into one string separated by space. To do this: Here is how it looks in the code. Output: If you were looking
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To get the current URL of the page you are visiting using JavaScript, access the window.location.href property: Alternatively, you can access the current URL via document.URL property. However, it has some shortcomings that I’ll explain in a bit. Let’s take a closer look at the window.location object. It has useful properties other than the href
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To convert a Date object to milliseconds and milliseconds to Date object in Swift, extend the built-in Date class: Example usage: Let’s take a detailed look at why we want to do it this way and what is the 1970 thing. How Does It Work In Swift, you can extend existing types using the extension
Swift: Date() to Milliseconds & Milliseconds to Date() Read More »
The difference between == and === in Swift is: Also, the == operator is overridable for custom types, meanwhile === is not. In this guide, you are going to take a look at what these differences mean and what gives rise to them in Swift. == Operator in Swift The double-equals operator (==) in Swift
‘==’ vs ‘===’ in Swift Read More »
To change your Git remote URL, use the git remote set-url command by specifying: Here’s what the command looks like: Typically running the above command looks like this: Example Let’s change the remote URL of an actual GitHub repo to demonstrate how the process works. I have a (private) Github repo at https://github.com/artturijalli/exampleProject.git which I’ve
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Did you try to push to a GitHub repo but received an error like this? This error happens because as of August 13, 2021, you can no longer push code to GitHub with your username and password. This is in efforts to make their platform as safe as possible. Luckily, this issue is easy to
Git: How to Fix “Support for password authentication was removed” Read More »
When developing software, it’s quite a fundamental necessity to be able to add new files to the projects. When you’re versioning the software using Git, you can use the git add command to start versioning the newly added files, changes, and such. To add all the untracked files and changes in Git, use the git
Git How to Add All Files (in Folder, by Extension, and More) Read More »
In Git, the HEAD is the current state of the branch you’re working in. The HEAD is a pointer that follows you everywhere you go. If you’ve checked out in any git branch and run git show HEAD, it shows the most recent commit. In a sense, the Git HEAD is you. It points to
What Is the HEAD in Git: A Complete Guide (with Examples) Read More »
To list the files that have changed between two commits in Git, get the SHAs of the commits and run: Alternatively, you can specify the start and end commits using the HEAD. For example: This lists the files that have changed between 15th and 8th commit. This comprehensive guide teaches you how to check the
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