Useful tips for everyday
How do I edit my screenshot? After you take the screenshot, you’ll see a preview of the image in the bottom-left corner. From here you…
How can I connect my wired keyboard to mobile without OTG? 1. Connect USB keyboard to Android Device Connect the keyboard to the USB connector…
What is the exit code of a killed process? On most platforms it is 143 (128 + integer value of SIGTERM ), indicating, unsurprisingly, that…
Can we join two tables using foreign key? A foreign key is not required either. You can construct a query joining two tables on any…
Can Redis have multiple databases? As you may know, Redis has the ability to have multiple databases in a single instance. These databases have entirely…
What is model based approach? An approach which is based upon the usage of software models in order to develop or specify an application or…
Are abstract classes bad practice? In general, yes. It is always good practice to use the least specific type necessary. This applies in to concrete…
What is Unserialize? The unserialize function converts from serialized data to actual data. By serializing data, an array or an object, we mean we convert…
How do I send a programmatically email in Gmail? How to make your app send emails with Gmail API Step 1: Create a project at…
Why is share my screen greyed out? If you’re not currently in an active call, the ‘share screen’ button will automatically be greyed out. So,…