#Programming (Програмування)
164 posts in category «Programming (Програмування)»
Notes on programming in Ukrainian: coding languages, algorithms, the latest technologies and other useful information for developers.
What is a HAR file (HTTP Archive)?
HAR file (HTTP Archive) is a special file format .har that stores the log of a web browser's interaction with the network. Essent…
What is integer overflow?
You have a counter that can only count up to a certain number. For example, a pocket calculator that shows a maximum of 999. If y…
What is the HEIC format and why simply renaming it to .jpg is a bad idea
Modern iPhones and some Android devices take photos in HEIC (High Efficiency Image Coding) format — this is a new image standard …
The preview in the network tab after the Chrome update has become very small.
In the new versions of Google Chrome (on MacOS in my case), the Preview in the Network Tab is very small. The same problem exists…
[Fixed] uninitialized constant ActiveSupport::LoggerThreadSafeLevel::Logger (NameError)
Fix the error after installing the latest version of paper_trail:uninitialized constant ActiveSupport::LoggerThreadSafeLevel::Log…
What is jemalloc and how does it relate to Ruby / Ruby on Rails
What is jemalloc?. jemalloc (short for Jason Evans malloc) is a high-performance memory allocator that replaces the standard mall…
How to find the maximum subarray sum in Ruby
Let's consider a classic algorithmic problem: find the subarray with the maximum sum. Problem Statement We have an array of integ…
Task to check the correctness of bracket placement (Ruby)
The condition for the task is as follows. Create a function valid_braces that takes a string consisting only of brackets: ()[]{}.…
Task: Convert a Roman numeral to decimal (Ruby)
Let's consider a simple solution to the problem of converting a Roman numeral to a decimal (Ruby). Condition Create a function so…
[FIXED] cannot load such file -- html/pipeline (LoadError) occurs during rails generate thredded:install
How to fix the startup error rails generate thredded:install? ~/Desktop/sandbox rails generate thredded:install /Users/username/.…
