Useful tips for everyday
How many IXP are there in the world? According to the PeeringDB database, there are more than 600 IXPs around the world (as of April…
What is held out likelihood? Specifically, if you’ve estimated a model on one set of data, the held-out likelihood is the likelihood (or log-likelihood) of…
How do you make a spark gap? In concept, a very basic spark gap transmitter consists of a voltage source fed through a resistor to…
Should I use static IP addresses at home? It is ideal to use a static IP address for devices on your network that will need…
How do I invalidate cache in CloudFront? To invalidate files Select the distribution for which you want to invalidate files. Choose Distribution Settings. Choose the…
Does more cores mean faster rendering? Each CPU features multiple processors (called cores). The more cores you have, the faster the render. As a rule…
How do you display multiple categorical variables? Data concerning two categorical (i.e., nominal- or ordinal-level) variables can be displayed in a two-way contingency table, clustered…
How do I create multiple threads? Creating Multiple Threads class MyThread implements Runnable { String name; Thread t; MyThread String thread){ name = threadname; t…
Which CMS should I learn? You can build almost any type of website you want using the ‘big three’ CMS platforms, which include WordPress, Joomla,…
Is DirectX written in C? Most of the OpenGL implementations out there are also written in a mix of C and C++. Both OpenGL and…