Useful tips for everyday
What color are lactose fermenters and non-lactose fermenters on MacConkey Agar? MAC contains a pH indicator that turns pink under acidic conditions. Therefore, lactose-fermenting-gram-negatives (lactose-fermenters)…
How do you ensure security in cloud storage? How to secure your information in the cloud Use a Cloud Service That Encrypts. Read the User…
How to find total number of orders placed by customer? SELECT customername, firstname, lastname, COUNT (DISTINCT (customernum)) FROM customer, orders, rep WHERE customer.customernum=orders.customernum ANDcustomer.repnum=rep.repnum AND…
How do you convert XLS to CSV using shell script? Convert xls file to csv file in Linux. For REDHAT ,CENTOS and FEDORA. yum install…
Is TeamViewer more secure than remote desktop? Originally Answered: Is Windows Remote Desktop safer than Teamviewer? Absolutely not. This year alone I have seen multiple…
What is x509 certificate used for? An X. 509 certificate is a digital certificate based on the widely accepted International Telecommunications Union (ITU) X. 509…
Does mkfs ext4 delete data? mkfs does not explicitly delete files. How do you force mkfs? Use -F to force the mkfs. This is also…
How do you calculate carbon emissions from fuel? 1 liter of petrol weighs 750 grammes. Petrol consists for 87% of carbon, or 652 grammes of…
How to extract a file from a tar file? Per [lowfatlinux] [2], -f is a command for tar that says: “The archive file name is…
Can a left angle bracket be used in HTML? For obvious reasons, the left angle bracket cannot be used literally in HTML text. The status…