Useful tips for everyday
How do you reduce op-amp gain? Closing the open loop by connecting a resistive or reactive component between the output and one input terminal of…
How to do a 100% code coverage challenge? The unit tests must be in a separate Apex class called ‘TestRestrictContactByName’. The unit tests must cover…
What kind of operating system is MS-DOS? Microsoft Disk Operating System The Microsoft Disk Operating System (MS-DOS) is an operating system developed for PCs with…
Can Wireshark Hack WiFi? If you’re trying to hack someone’s wifi, a useful bit of software you may want to try is called Wireshark. Wireshark…
How to test and debug a Packaged App? You can run your application to test it out locally without having to obtain a certificate and…
When would you use a float integer? Integers and floats are two different kinds of numerical data. An integer (more commonly called an int) is…
What is discrete-time signal? A discrete signal or discrete-time signal is a time series consisting of a sequence of quantities. Unlike a continuous-time signal, a…
What is inversion of control and dependency injection? Inversion of Control(IoC) is also known as Dependency injection (DI). Dependency injection is a pattern through which…
What is a public data breach? A data breach occurs when cybercriminals hack into organizations databases and steal sensitive information. The data, which is exposed…
Are remote door locks safe? Electronic door locks are safe, but only as much as, if not lesser than, normal, non-electronic, keyed locks. Furthermore, almost…