Useful tips for everyday
How do I search for files in current directory only? You can just use ls to find files that match a pattern in a directory.…
How do I choose a good op-amp? Op amp requirements The ideal op amp, should it ever exist, would have infinite gain, infinite input impedance,…
Do you put a dash between numbers? Always hyphenate the numbers 21 to 99 when writing them out as words: However, it’s only 21 to…
Is division an operator? The division operator ( / ) produces the quotient of its operands where the left operand is the dividend and the…
Why is it discouraged to use aluminum for windings? Aluminum-wound transformers have higher losses because copper is a better conductor. Aluminum-wound transformers have higher hot-spot…
How does bitcoin remain anonymous? Bitcoin is often described as anonymous because it’s possible to send and receive bitcoins without giving any personally identifying information.…
How do I stop Safari from reopening tabs? When you want to open Safari without restoring tabs just hold down the shift key when launching…
What is 9999 format? Here’s the validation rule… Description: Validates that a custom text field called SSN is formatted in 999-99-9999 number format (if it…
How do you ensure quality delivery? Here are a few top tips to ensure your team delivers quality products every time: Understand your guests. By…
What is the best place to unlock a phone? The following are the best 6 SIM Unlock services online. DoctorSIM Unlock Service. SIM Unlock Service…