Useful tips for everyday
How do I know if shell variable is set? To find out if a bash variable is defined: Return true if a bash variable is…
Why do we need to use feature normalization? Feature Normalization ¶ Normalisation is another important concept needed to change all features to the same scale.…
How do I stop my screen from asking for more time? If you want to limit everything, you can go into App Limits and select…
What is unformatted data? Unformatted data refers to the raw, unstyled state of the data in your source file. (Note that “format” is not referring…
How do I fix a CORS issue in REST API? Cross-Origin Resource Sharing (CORS) errors occur when a server doesn’t return the HTTP headers required…
What does a dry pipe valve do? Located in a heated space, the dry-pipe valve prevents water from entering the pipe until a fire causes…
What is the nicest word font? They appear in order of popularity. Helvetica. Helvetica remains the world’s most popular font. Calibri. The runner up on…
How do I find the API of an application? Let’s walk through the basics of how you’d get started using an API. Select an API.…
How does rsync sync files and directories in Linux? Rsync is a useful Linux command-line tool that syncs and copies files and directories. You can…
What is the limit of cache memory? The maximum theoretical cache size is 2 GB. The size of cache you can specify is limited by…