Useful tips for everyday
Is AC current inversely proportional to AC voltage? In short, according to the Ohm’s Law (V = IR or I = V/R) which shows that…
What are equivalent logic gates? A NAND gate is equivalent to an inverted-input OR gate. Page 5. An AND gate is equivalent to an inverted-input…
How do I deauthorize an old iPad? Select Account -> View My Account… from the menu bar. On the Account Information page, click the Deauthorize…
How does group by eliminate duplicates? The group by clause can also be used to remove duplicates. The go to solution for removing duplicate rows…
What are the known issues in Salesforce.com? Exception occurs when sObject.recalculateFormulas () is called and the query which retrieves the object may or may not…
How do you get rid of bold on a Mac? There is no option for bold text, but there is an option to adjust the…
What are the different complexity classes? Some common complexity classes are constant complexity (O(1)), logarithmic complexity (O(lgn)), linear complexity (O(n)), polynomial complexity (O(nk), for some…
Why would a battery Show reverse polarity? Reverse Polarity Battery Reverse polarity can occur when the terminals and the cables are incorrectly connected. When polarity…
What is xsession file? You will need to create a file in your home directory called . xsession . This is simply a shell script…
How do I restore Outlook emails from an external hard drive? Open Outlook on this PC and select Open from the File menu, then click…