Useful tips for everyday
How do I add data to a test class in Salesforce? We need to create raw-data for test class in our test class itself. By…
How much power does a water wheel produce? Microhydropower systems usually generate up to 100 kilowatts of electricity. Most of the hydropower systems used by…
Does Siri keep history? Of course, unless you turn off Google Now and Siri completely, Android and Apple will probably still have those files for…
How do I stop Gmail from updating? Procedure Open the app drawer. Open the Settings app. Scroll down to Accounts. Tap Google. Tap your Google…
Is the expectation of a sum the sum of expectations? The expected value of the sum of several random variables is equal to the sum…
How to automatically chroot jail selected SSH user logins? Adding user `tester’ to group `chrootjail’ Done. All what remains is to configure sshd to automaticaly…
How are qubits transferred? Quantum information has been transferred between a cold atomic gas and a solid crystal using photons. If two nodes are the…
How do you call an outside function in a class? But if we plan to define the member function outside the class definition then we…
How do I change the Select arrow color? change the color of the arrows in a select element. select arrowcss. select add arrow to the…
How is motor vibration measured? Vibration is most commonly measured using a ceramic piezoelectric sensor or accelerometer. An accelerometer is a sensor that measures the…