Useful tips for everyday
What power supply do I need for Raspberry Pi 2? The first, recommended and easiest way to power the Raspberry Pi is via the Micro…
How does JFET find transconductance? Transconductance. Transconductance is the ratio of change in drain current (δID) to change in the gate to source voltage (δVGS)…
How do I copy one HashMap to another? Given a HashMap, there are three ways one can copy the given HashMap to another: By normally…
What is a good score for Bleu? Even comparing BLEU scores for the same corpus but with different numbers of reference translations can be highly…
How do you account for contra revenue? A revenues account with a debit balance instead of the usual credit balance. Examples include sales returns, sales…
How to check the membership of a group? Another way to get a list of all members of a group (explicit or implicit) is to…
Can vi handle large files? The default directory ( /var/tmp ) for the vi editing buffer needs space equal to roughly twice the size of…
What is the beta prior? In the literature you’ll see that the beta distribution is called a conjugate prior for the binomial distribution. This means…
What are the two parts of a multiple-choice question? A multiple-choice question (MCQ) is composed of two parts: a stem that identifies the question or…
Can you mix T568A and T568B cables? As a general rule, T568A and T568B should not be combined or interchanged. Keeping in mind that T568B…