Useful tips for everyday
How can SED be used to search and replace files? sed is a s tream ed itor. It can perform basic text manipulation on files…
How do symbols work in sketch? In Sketch, Symbols allow you to turn an object or group of objects into a kind of mini-template. Then,…
How does an averaging temperature sensor work? There are two common configurations/methods used for averaging. The first is simply a setting in a thermostat or…
How do I get rid of certificate errors in Chrome Mac? How to Fix SSL Security Certificate Errors in Chrome Update Your Computer’s Date &…
How do I enable superuser permissions request root access? In most versions of Android, that goes like this: Head to Settings, tap Security, scroll down…
What is the sum of first n terms? The sum of the first n terms in an arithmetic sequence is (n/2)⋅(a₁+aₙ). It is called the…
How to get rid of outliers in a data set? Trim the data set. Set your range for what’s valid (for example, ages between 0…
How do you show color output tail? If your screen is clearing after colorizing you must use option -A . \e[1;31m will give you the…
How does gain affect steady state error? This shows that the steady state error can be reduced by increasing the gain. However, to achieve zero…
How do you convert bean to entity? copyProperties(sourceObject, targetObject); Can be used to convert DTO to entity, or vice-versa, if they have same property types…