Useful tips for everyday
How to concatenate two columns during inner join? I have table A and table B with Table A having several columns including A1 and A2.…
How the efficiency of motor is tested? Electric power is measured using the input current and voltage waveforms. Upon obtaining torque and speed estimates, the…
Can you use an internal SSD drive externally? Older internal hard drives and SSDs make for great external storage, and by converting an old internal…
What is the probability of not rolling the same number twice in a row? 8 Answers. The probability of rolling a specific number twice in…
How to automate ssh login with password in Linux? In this example we provide a plain text password to sshpass which is highly insecure because…
Is there an app to see who muted you on Twitter? Tweetdeck is an application that is used to manage twitter accounts. By using this…
How do you download maps from USGS? For the US Topo maps that you want to download, simply click the “Download” button under the “Cart”…
What does it mean to measure with precision? What is Precision? Precision is defined as ‘the quality of being exact’ and refers to how close…
Can a Raspberry Pi keep the same IP address? Note that if you have several Raspberry Pis connected to the same network, you may find…
How to set a node on an exact position on a line? TikZ: How to set a node on an exact position on a line?…