Useful tips for everyday
What is meant by the wye connection? A Wye (Y) configuration is when all the loads in an AC system are connected at a single…
Can Ethernet cables be run outdoors? Cat 6, Cat 5, or Cat 5e Ethernet cables can be run outdoors to network computers with a large…
How to search all XML files in a directory? Using a proper XML parser to parse XML: This would find all regular files with names…
How many patterns does badblocks test? four different patterns This test is primarily for testing new drives and is a read-write test. As the pattern…
What are the outcomes of test execution? When you execute a test, the execution details are saved in an Execution Result. You can view the…
Do I need to Dispose SqlCommand? The component class (which remember the SqlCommand indirectly inherits from), implements such a Dispose method. Therefore to prevent the…
What interferes with a metal detector? Power line “noise” is another possible source of problems for metal detectors. The noise or voltage spike, can be…
What do you plug an AC adapter into? Also called an “AC adapter” or “charger,” power adapters plug into a wall outlet and convert AC…
What is the difference between a geographic coordinate system and a projected Coordinate System? A geographic coordinate system (GCS) is a reference framework that defines…
How get distinct value in inner join? You can use CTE to get the distinct values of the second table, and then join that with…