Useful tips for everyday
How is HTTP compression different from TLS compression? Note that HTTP compression is a different mechanism from TLS compression; HTTP compression is negotiated at a…
What does l do in bash? at a shell prompt, it will invoke a new shell process (the -l makes it a login shell). If…
What is the difference between RYB and rby phase sequence? It refers to the relation between the voltages or currents in three phase system. The…
Should I use TAP or TUN? You need to use TAP if you want to connect to the actual remote network (printers, remote desktops, etc.)…
How many TCP segments are used to carry the response? How many data-containing TCP segments were needed to carry the single HTTP response? Answer: There…
How do we evaluate the performance of a classifier pattern recognition? The performance is measured in terms of classification accuracy, sensitivity to training sample size,…
How do I count days between two dates in PostgreSQL? In PostgreSQL, if you subtract one datetime value (TIMESTAMP, DATE or TIME data type) from…
Can I automatically forward specific text messages to another phone? SMS Forwarder APK allows you to automatically forward SMS text messages to any phone number…
How do you find the resistance between two wires? Set your multimeter to the highest resistance range available. The resistance function is usually denoted by…
Is there something wrong with the Wi-Fi? Try turning off the Wi-Fi on your device, then re-enabling it. If that doesn’t work, do the same…