Useful tips for everyday
Which Oracle tools can be used to monitor SQL performance? Oracle SQL Developer allows you to monitor your Oracle Database Exadata Express Cloud Service database…
How do you find the length of a string in a byte? The expression String. getBytes(). getLength() returns the length of the string in bytes,…
How do I change my speakers to sound when headphones are plugged in? Computer Headsets: How to Switch from Headset to External Speakers Go to…
Which is the correct way to filter in R? In R generally (and in dplyr specifically), those are: 1 == (Equal to) 2 != (Not…
When do you use linear discriminant analysis ( ml )? ML | Linear Discriminant Analysis. Linear Discriminant Analysis or Normal Discriminant Analysis or Discriminant Function…
How do you route a PCIe signal? Motherboards with PCIe card slots normally route all signals on the same layer (Rx and Tx on opposite…
How do I remove a disabled Google account from Android? Use the Settings app. Go to Accounts > Google > something… @gmail.com then tap on…
What does dot mean in directory? dot) means the current directory you’re in. .. (dot dot) means the parent directory of the current directory you’re…
Which is not included in Apex code coverage? Calls to System.debug are not counted as part of Apex code coverage. Test methods and test classes…
How do I join AP in WLC? Step 1. AP begins with a WLC discovery & join phase. AP send CAPWAP discovery request messages to…