Useful tips for everyday
How long is GPG passphrase? A good passphrase should have at least 15, preferably 20 characters and be difficult to guess. How long is a…
How do I stop AWS DDoS attacks? DDoS Protection Techniques Reduce Attack Surface Area. Plan for Scale. Know what is normal and abnormal traffic. Deploy…
How to plot point on the highest elevation of a raster on a polygon? QGIS I have a shp with more than 1700 polygons on…
How do I monitor limits in Salesforce? View your Salesforce org’s storage limits and usage from the Storage Usage page in Setup. The Lightning Usage…
How do I reply to an email on a Mac? In a Mail notification on your Mac, do one of the following: Click Reply. Your…
Why does Android system consume more battery? If you are not aware, Google Play Services is where most of the things happen on Android. However,…
Which filter used in ac line? Input Line Filter: An internally or externally mounted low-pass or band-reject filter at the power supply input which reduces…
How do you implement optimistic concurrency? Optimistic concurrency control transactions involve these phases: Begin: Record a timestamp marking the transaction’s beginning. Modify: Read database values,…
What is bcrypt and Scrypt? TL;DR; SHA1, SHA256, and SHA512 are all fast hashes and are bad for passwords. SCRYPT and BCRYPT are both a…
How do you make a tilde on a Spanish keyboard? To get the tilde, you may have to use the alt gr key located to…