Useful tips for everyday
How do I know if php password is correct? php’); $sql= “SELECT * FROM user WHERE username = ‘$username’ AND password = ‘$password’ “; $result…
How long does it take for Wikipedia to approve an edit? 3-6 months It needs to be able to approve a large percentage of Wikipedia…
How do I attach a photo to a post? Place your cursor where you want the image to be inserted and then click on the…
Is there a way to uninstall a module? You can’t uninstall a module if it has other modules as dependencies. This example uninstalls a module.…
Can a Jenkins server be deployed on AWS? Jenkins is an open-source automation server that integrates with a number of AWS Services, such as AWS…
What is the purpose of Boyce Codd Normal Form? The goal of Boyce-Codd Normal Form is to increase data integrity by organizing the columns and…
How do you count without using group by? 4 Answers select a, count(*) as c from mytable group by a where c > 1; You…
Can SQL views have foreign keys? Sorry, In the strict sense of the word, no you cannot set foreign keys on views. Here is why:…
What can cause a server to be slow? Now, let’s look at the three biggest causes of server slowdown: CPU, RAM, and disk I/O. CPU…
How can you tell if a trigger is executed? To test if a trigger fires you can add a PRINT statement to the trigger (e.g.…