Useful tips for everyday
What does ” environment variable ” mean in bashrc? When you logged in again, the bashrc was run in your new login shell, and the…
How do I reduce a Photoshop temp file? Step One: Save Your Work. Before we go any further, open Photoshop and make sure you don’t…
How do I enable YouTube on my Google account? Sign in using your administrator account (does not end in @gmail.com). YouTube. Click Service status. To…
When do you call a hook in webform? * * Note that this hook is called after a submission has already been saved to *…
Are certificate signing requests secret? No, the CSR does not have to be kept secret as it has no value other then getting your SSL…
How does a force sensitive resistor work? A force sensitive resistor (FSR) is a material which changes its resistance when a force or pressure is…
How do you create a portal user in Apex test class? To assign profile to customer portal user in apex we need to query the…
How do you control memory leaks? Use Heap Memory Effectively Copy objects instead of passing references. Pass a reference only if the object is huge…
How to reset security token of API only? API only users cannot login and choose ‘Reset my security token’. Right now, in my company, we…
Why do we subtract the background before combining images? There’s also another step involved: we must subtract the dark current from each individual flatfield frame…