Useful tips for everyday
How much more efficient is a continuously spanning beam to a simply supported one? The continuous beam is more efficient (max moment = w L2…
How should data be aligned in a table? Therefore, tables should keep numerical data right-aligned. Textual data is read (in English) from left-to-right. Comparing textual…
Where to find Knockout JS in Magento 2? Knockout is a Javascript library which helps in the frontend of Magento 2. It implements MVVM (Model-View-View-Model)…
How are permissions set in NFS Version 3? With NFS version 3, the most common authentication mechanism is AUTH_UNIX. The user id and group id…
How do you disable submit button until all fields have values? To make the submit button disable until all the fields have some values, we…
How do you retrieve data from database? In order to retrieve the desired data the user present a set of criteria by a query. Then…
What is a single tone signal? Single Tone Amplitude Modulation (AM) Definition This means that a carrier signal (fixed frequency signal) is modulated by a…
What is the difference between link-local and unique local IPv6? Link local addresses are used in one single network segment, they can’t be routed. Unique…
How can I check my AC power consumption? How to calculate the energy consumption by Air Conditioner (AC) load? For example if the power rating…
What happens when you delete a record in apex? Additionally, if you update or delete a record in its before trigger, or delete a record…