Useful tips for everyday
What is s2 in Chi Square? Figure 2: Calculating the chi-square test statistic for variance. n = the sample size. s2 = the sample variance.…
What does DUP mean on a ping? duplicate packet DUP means duplicate packet. From man ping : Duplicate and Damaged Packets ping will report duplicate…
What is ETC dnsmasq? Dnsmasq is a lightweight, easy to configure, DNS forwarder and DHCP server. It is designed to provide DNS and optionally, DHCP,…
Why do all my ports appear closed? As bill001g stated, all ports are closed by default unless a program tells Windows ( and/or your firewall)…
Does draining a lead acid battery damage it? By fully discharging your lead acid battery, or even discharging it below 80% of its rated capacity,…
How do you find the angle of a flight path? The flight path intersects the ground at an angle “a” called the glide angle. If…
How do I convert an Illustrator file to PDF in InDesign? In Illustrator, choose File > Save As. In the Save As dialog box, type…
How do I export a CSV query? Steps to export query results to CSV in SQL Developer Step 1: Run your query. Firstly, you’ll need…
What are image styles used for in Drupal? In Drupal image styles are used to determine how an image will be displayed on the frontend…
Which power pack jump starter is best? Here are ten of the best jump starting booster packs around. DBPOWER 600A 18000mAh Portable Car Jump Starter.…