Useful tips for everyday
What does validation of reCAPTCHA mean? The reCAPTCHA Verification mechanism can provide protection against spam or abuse caused by robots. With this mechanism, the user…
Do brushless motors use PWM? BLDC motor basics Typically powered by a six-MOSFET bridge controlled using pulse-width modulation (PWM), the windings are commutated in a…
What is context switching in SQL Server? “A context switch occurs when the kernel switches the processor from one thread to another—for example, when a…
When would you typically use a serif font or a sans serif font? Some sans serif font families, like Arial, are meant to work as…
Is there a way to track the position of an object? Several methods of tracking the position and orientation (pitch, yaw and roll) of the…
Can visited websites be tracked on iPhone? Safari keeps track of which websites you visit the most frequently. These appear when you open a new…
How do I keep personal and business Contacts separate on iPhone? Answer: A: Answer: A: Open address book via spotlight , take cursor on top…
What is the probability of error of BPSK? The BER of BPSK over a fixed channel in the presence of AWGN is given by [7]…
How do you know when caliper seals are bad? A technician can spot the early warning signs of a failing caliper – corrosion, dirt buildup,…
How to reinstall Mac OS X Lion on my Mac? It will take just 10 seconds or so to complete. When it’s done, quit Disk…