Useful tips for everyday
How to choose a random file from a directory? 4) Pick the nth element, where n is the random number. Independant from the language used,…
What is a topic page on a website? Topic pages provide concept definitions and subject overviews for researchers who want to expand their knowledge about…
Can I restore my notes? If you have backed up your notes to the internal storage, your backup file would have been deleted. Therefore, you…
Why do we need to update servers? According to analyst firm IDC, upgrading your server infrastructure on a regular schedule improves relative performance, consolidation, management…
Does Time Machine encrypt every backup? When you switch a Time Capsule or network backup disk from unencrypted to encrypted, your existing backups are erased…
How do I restart my iPhone without the lock button and frozen? Press and hold both the volume down button and the Sleep/Wake button at…
How to extract the index of a column in Unix? Column 1 represents the index variable. I would like to use a basic UNIX command…
How to measure agreement between two methods? When two instruments or techniques are used to measure the same variable on a continuous scale, the Bland–Altman…
What do you need to know about LINQ to SQL? LINQ is a strongly typed way of querying data. LINQ-to-SQL is a dialect of LINQ…
What is EMI and ESD? EMI and ESD shields are a necessary part of many electrical circuits. A proper ESD shield will dissipate the electrical…