Useful tips for everyday
How do I list all packages in Arch? List all explicitly installed packages: pacman -Qe . List all foreign packages (typically manually downloaded and installed…
How do I switch backlog to current on sprint? You can quickly assign work items to a sprint through drag-and-drop from the product backlog to…
What are the components of package in DBMS? A package has usually two components, a specification and a body. A package’s specification declares the types…
How do you know if a variable is not empty? To find out if a bash variable is empty: Return true if a bash variable…
Is there a way to join all polylines? To join every polyline without the need to move it or try to snap it correctly, we…
Does clone hero have Guitar Hero songs? The art assets are taken from Guitar Hero, making it look almost identical. Once the big names started…
What does the bandwidth command do in Cisco? The bandwidth command sets an informational parameter to communicate the current bandwidth to the higher-level protocols. IGRP…
How to use checksum compare to compare files? Checksum Compare will compare files using MD5 by default which you can switch to SHA1 in the…
What is the mechanism of filtering in the frequency domain? Frequency filters process an image in the frequency domain. The image is Fourier transformed, multiplied…
What does a Hann window do? In general, the Hanning (Hann) window is satisfactory in 95 percent of cases. It has good frequency resolution and…