Useful tips for everyday
How to look up a custom object in apex? If Project_Sheet_Opportunity__c field is the lookup field for Opportunity in Project sheet custom object, custObj.Project_Sheet_Opportunity__c should…
Why is a qwerty keyboard arranged the way it is? The “qwerty” keyboard arrangement stems from mechanical typewriters. The keys are arranged to make fast…
Is index a unique constraint? One of the major differences between a unique constraint and a unique index is that a foreign key constraint on…
Where are Mac environment variables stored? /etc/profile are system environment variables. ~/. profile are user-specific environment variables. Where do I put environment variables? To create…
How do I replace one array with another array? You can use the splice method to replace part of an array with items from another…
What is the power dissipated in the 30 resistor? The power dissipated by the 30 Ω resistor is P30 = (100 V)2/(30 Ω) = 333.3…
At what temperature will a diesel engine not start? How cold is too cold for a diesel truck? The diesel fuel in your fuel tank…
Can you run macOS on a Raspberry Pi? The release, known as iRaspbian, mimics the look and feel of the Apple Mac OS X operating…
How do I get rid of old data? Delete your browsing data On your Android phone or tablet, open the Chrome app . Tap More.…
Which was the first computer language to use a block structure? History. Ideas of block structure were developed in the 1950s during the development of…