Useful tips for everyday
How to find longest substring with at most two unique characters? Identify all the substrings of the given input string and check each substring with…
How can I improve my whiteboard interview? 9 Ways to Prepare for a Whiteboard Interview Buy a whiteboard. Have a list of practice questions. Simulate…
Is voltage source an open circuit? Most sources of electrical energy (the mains, a battery) are modeled as voltage sources. An ideal voltage source provides…
How do you do obfuscation on Android? How To Obfuscate In Android With ProGuard Configure your gradlefile. In your app/build.gradle file, set minifyEnabled to true,…
How do I create a right side menu in bootstrap 4? Create another for the navbar items you want on the right. ml-auto will pull…
How many indexes can MySQL use? In MySQL, only one index can be used per SELECT/statement in the query (subqueries/etc are seen as a separate…
Can a store use a customer group discount? Plus, Pro, and Enterprise stores can use customer group discounts, which includes category and product discounts, as…
How do you do a hot patch? To make a hot patch, cut a piece of drywall several inches larger than the hole on all…
Have they found any wreckage of flight 370? MH370, a Boeing 777, with 239 passengers and crew aboard disappeared on a flight from KL to…
What is payload software? In computing, a payload is the carrying capacity of a packet or other transmission data unit. Technically, the payload of a…