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Advanced vi Tips Mastering vi command Advanced VI Editor Commands For experienced users looking to enhance their editing efficiency: Example: Use :s/old/new/g to replace all occurrences of “old” with “new” in the current line. Command Effect :set nu Display line numbers in the editor. :set nonu Hide line numbers. :wq Save changes and exit the …

Linux Tips Mastering Linux Management Basic VI Editor Commands To start vi: Example: vi letter will open a new file called letter to edit, or if letter already exists, open the existing file. Command Effect vi filename Edit filename starting at line 1 vi +n filename Edit filename beginning at line n vi +filename Edit …

  crontab -e Edit current user’s crontab Use ‘crontab -e’ to edit the cron jobs for the current user. crontab -l List current user’s cron jobs ‘crontab -l’ lists all cron jobs scheduled for the current user. crontab -r Remove current user’s crontab Use ‘crontab -r’ to remove all cron jobs for the current user. …

Linux Tips Mastering Linux Management Basic Shell Navigation Commands To navigate directories in the shell: Example: cd Documents will change the current directory to Documents. Command Effect cd .. Move up one directory cd ~ Change to the home directory cd – Switch to the previous directory ls -l List files in long format ls …

For years, Visual Studio Code (VSCode) has been the reigning champion of code editors. But is it time to ask: is VSCode dead? With the emergence of AI-powered editors like Cursor and the highly anticipated Void Editor, the landscape of coding tools is shifting dramatically. Are we on the brink of a new era where …

In the highly competitive field of software engineering, crafting a compelling resume can be the key to unlocking lucrative opportunities. Alex Nguyen, a former software engineer at Amazon and Microsoft, now at Google, shares his insights after landing an impressive $300,000 offer at Google. His resume not only opened doors but also became a guiding …

In today’s fast-paced IT landscape, automation is no longer just an option; it’s a necessity. Among the many tools available, Ansible stands out as a powerful automation framework that simplifies the management of complex systems. This article will delve into some essential Ansible tips that can help you maximize its capabilities. From basic commands to …

The cloud computing landscape is booming, and with it comes a surging demand for skilled cloud security professionals. As an AWS expert interviewer, I’ve compiled a list of the top seven AWS security questions that I consistently ask candidates to assess their expertise in cloud security. These questions cover essential concepts and practices that are …

Linux shell script Tips Mastering Linux shell script Shebang Line To specify the script interpreter: Example: #!/bin/bash at the top of your script tells the system to execute the script with bash. Command Effect #!/bin/bash Specifies bash as the interpreter for the script Variable Declaration To declare a variable: Example: myVar=”Hello World” assigns the string …