Effective Code

Today we'll be expanding on the subject of groups (user groups) in Linux. The aim is to provide you with better intuition on how they work, and how we can use them in particular situations. We'll also briefly discuss the relationship between groups and file permissions and how we might limit their privileges. In addition we'll be covering some of the technicalities, such as creating new groups and adding users to them. But, we'll mainly focus on improving our understanding of groups in general.

Table of contents:

• Introduction
• The purpose of groups
• How we manage groups in Linux
  • Creating and removing groups
  • Adding, removing or moving a user between groups
  • Listing a users groups
• The relationship between groups and file permissions
• Setting up a directory for user collaboration
• Conclusion

Article Link: Linux groups explained

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Music by Pixabay | Komstenloser

Today we will be taking a look into the comprehensive subject of code comments. Specifically uncovering the characteristics of what is considered, good or bad comments. In addition, we will discuss the two main types and the general rules that applies to each.

Table of contents:

• Introduction
• The overall idea behind comments
• The two main types of comments
  • Interface comments
  • Implementation comments
  • Listing a users groups
• The two main characteristics of bad comments
  • They repeat the code
  • They leave us with questions
• Conclusion

Book Link : A Philosophy of Software Design
Article Link: Writing good code comments

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Music by Pixabay | Komstenloser

Knowing how to effectively navigate code in a vertical direction can aid your pursuit of becoming more productive. Like most things, Vim provides us with an abundance of different ways to transverse our files vertically, and today we will be sharing some of our favorite ways to vertically navigate code inside of Vim.

Table of contents:

• Introduction
• Scrolling the window
• Relative line numbers
• Making use of marks
• Location lists
• Common vertical motions

Article Link: Vertical navigation in Vim

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Music by Pixabay | Komstenloser