Useful tips for everyday
What is the expected value of a sum of random variables? The expected value of the sum of several random variables is equal to the…
How to extract data from JSON response using JMeter? The JMeter Json Plugin should be available in right click menu Add > Post Processors >…
How to redirect an old domain to a new domain? Clicking on www.yourolddomain.com/company/profile.php would automatically redirect visitors to the same page on your new website…
Why does my ABS keep activating? Abnormal ABS activation typically occurs at lower vehicle speeds (3 to 18 mph) and is normally related to just…
What is denormalization and when would you go for it? Denormalization is a database optimization technique in which we add redundant data to one or…
What is memory dump in Android? The Memory Profiler is a component in the Android Profiler that helps you identify memory leaks and memory churn…
How to get product ID from product ID in Magento? Other answers tell you to use the ObjectManager directly, but you shouldn’t do this because…
Do audio files contain metadata? Every digital audio file format has standardized metadata ‘tags’, or addressed locations in the file where specific information about the…
Can iPhone be Remote controlled? The TeamViewer remote control app* for iPhone and iPad allows you to access other devices using your iOS device when…
How can I exclude directories from grep-R..? If you frequently search through code, Ag (The Silver Searcher) is a much faster alternative to grep, that’s…