Useful tips for everyday
What is the turns ratio of a transformer? The transformer turns ratio is the number of turns of the primary winding divided by the number…
What is default SQL Server isolation level? The default isolation level for all SQL Server databases is Read Committed, and your only option is to…
How do I locate a package in Linux? In Ubuntu and Debian systems, you can search for any package just by a keyword related to…
Is JOIN faster than 2 queries? Try running some database statistics against both the JOIN and the multiple SELECTS. See if in your environment the…
Is Pinging an ICMP? Internet Control Message Protocol (ICMP) is used to send control messages to network devices and hosts. The program ping is one…
Will I get shocked if I touch neutral wire? Do not touch even the neutral wire in a live circuit! The neutral wire does have…
How do I view metadata in a PDF Mac? View PDF Metadata Mac Open your PDF file, and then click “File > Properties”. A window…
Can I use Qt in a commercial application? If you use Qt under commercial license, nothing has changed for you. You can simply use Qt…
Which protocols are vulnerable to a MiTM attack? Address Resolution Protocol (ARP) Cache Poisoning However, due to the unsecure nature of the ARP, it is…
How can you reduce the noise of a transformer? Use Acoustical Dampening Material You can reduce some of the noise generated by an electrical transformer…