Useful tips for everyday
How do I connect Arduino to Nextion? Connecting the Nextion display to the Arduino is very straightforward. You just need to make four connections: GND,…
Why is my barcode scanner not working on my phone? Force close the app: Try force closing the app by tapping your phone’s “Overview” button…
Why is my SMB not working on Big Sur? After upgrading to Big Sur, SMB is not working as before. I have a Windows machine…
What is the use of Listagg in Oracle? listagg — Rows to Delimited Strings. The listagg function transforms values from a group of rows into…
What is rigid body in a rotational motion? The pure rotational motion: The rigid body in such a motion rotates about a fixed axis that…
How do I test Apex REST services? Test Your Apex REST Class In general, here’s how you test Apex REST services. To simulate a REST…
What is a method annotation? Annotations are used to provide supplement information about a program. Annotations help to associate metadata (information) to the program elements…
Why does CentOS boot into a blank screen? CentOS 8.0 was released earlier today with a bug inherited from RHEL 8.0 upstream. The bug manifests…
How do I read a Java file on Mac? Launch the Java Control Panel on Mac (10.7. Click on Apple icon on upper left of…
What is the maximum number of cookies can be stored? Cookie Size Limit per Domain Another limit that some browsers implement is the amount of…