Useful tips for everyday
Are random numbers uniformly distributed? So, truly random numbers over a given range should and will have a uniform distribution if get enough number. And…
How to get value of specific field in list item? You can include as many required columns in this query using comma. It would be…
What is user story scenario? User scenarios are stories which designers create to show how users might act to achieve a goal in a system…
How do I set environment variables in Mac? From http://hathaway.cc/post/69201163472/how-to-edit-your-path-environment-variables-on-mac: Open Terminal. Run touch ~/.bash_profile; open ~/.bash_profile. In TextEdit, add export PATH=”$HOME/.rbenv/bin:$PATH” Save the .…
How do I delete a line feed in Unix? sed Delete / Remove ^M Carriage Return (Line Feed / CRLF) on Linux or Unix Type…
How does a vibration isolator work? Passive vibration isolation makes use of materials and mechanical linkages that absorb and damp these mechanical waves. Active vibration…
What are the 3 main sources of energy in order? The three major categories of energy for electricity generation are fossil fuels (coal, natural gas,…
How do I set cookies to login? Code Description: Create a simple PHP Form with username ( text field ), password ( password field ),…
How do you comment out a line in LaTeX? You can comment out several lines at once by selecting them and pressing Ctrl + ‘/’…
Do USB 3.0 PCI cards work? USB 3.0 devices will work in the older usb ports but at that ports speed. While they do make…