Useful tips for everyday
Can ham radio waves cause cancer? Amateur radio operators in Washington and California appear to die at abnormally high rates from several forms of cancer,…
How do search engines decide which pages you see? Search engines rely on crawlers — automated scripts — to scour the web for information. Crawlers…
What does N mean in Bash? -n is one of the string operators for evaluating the expressions in bash. It tests the string next to…
What is Layer 2 interface? In a Layer 2 deployment, the firewall provides switching between two or more networks. Devices are connected to a Layer…
Can an abstract class be turned into an interface? Convert Abstract Class to Interface refactoring This refactoring allows you to convert an abstract class to…
What is the advantages of CIDR method? What are the advantages of CIDR? The advantages of CIDR over the classful IP addressing are: CIDR can…
Can you divide in Google Sheets? Fire up your browser, head to Google Sheets, and open a spreadsheet. Click on an empty cell and type…
What do you need to know about rasterstats in Python? rasterstats is a Python module for summarizing geospatial raster datasets based on vector geometries. It…
Can you remove a photo from Google search? Under certain circumstances, Google will help you remove photos from search results. While this isn’t the same…
Can You Drop a datafile from a tablespace? Until Oracle Database 10g Release 2, Oracle did not provide an interface for dropping datafiles in the…