![1,120 – The Iteration Variable in a foreach Loop Is Read-Only | 2,000 Things You Should Know About C# 1,120 – The Iteration Variable in a foreach Loop Is Read-Only | 2,000 Things You Should Know About C#](https://2000thingscsharp.files.wordpress.com/2014/06/1120-001.png)
1,120 – The Iteration Variable in a foreach Loop Is Read-Only | 2,000 Things You Should Know About C#
![Was tasked to write a function that reverses an array without using the reverse method or a second data structure, this was my solution. : r/ruby Was tasked to write a function that reverses an array without using the reverse method or a second data structure, this was my solution. : r/ruby](https://preview.redd.it/hdkidgtlqyw41.png?width=640&crop=smart&auto=webp&s=782678fe28939cee8ee4717800f13028ead6029f)
Was tasked to write a function that reverses an array without using the reverse method or a second data structure, this was my solution. : r/ruby
![Could you walk me through any improvements on this code? Its mainly involving iteration of nested hashes and arrays : r/ruby Could you walk me through any improvements on this code? Its mainly involving iteration of nested hashes and arrays : r/ruby](https://preview.redd.it/vnpzzgnishl21.png?width=1273&format=png&auto=webp&s=7701aa56526d9717b77255782fdd8236f7b587fc)
Could you walk me through any improvements on this code? Its mainly involving iteration of nested hashes and arrays : r/ruby
![optimization - Collapse array-building nested each loops into single reduce in Ruby - Stack Overflow optimization - Collapse array-building nested each loops into single reduce in Ruby - Stack Overflow](https://i.stack.imgur.com/mJKlB.png)