Today, we will take a look into he pdf file management. Many a times we come across situations where 1. We have to extract certain pages of a large pdf file. 2. We have merge several pdf files into a single pdf file. We are covering the basic usage below. We are using Ubuntu Linux for this exercise. Merge several files into a single file 'Pdfunite' is the utility that I will be using today. In my example, I have 3 input files (pdf1.pdf, pdf2.pdf, pdf3.pdf) Place all the files to be merged in a folder. Use the terminal to navigate to the folder. Execute the command as below: pdfunite is the utility, then we list out all the files in the sequence it has to be added to the resulting file. The last name is the name of the resulting file. The file will be created by the utility. pdfunite pdf1.pdf pdf2.pdf pdf-result.pdf Now you can see that there is a new large file created using the given input pdf files. Extract certain pages from a PDF file I am using the 'pdfseparate
Batteries, CR2032. What is CR2032 (also written CR-2032)? CR2032 is a non rechargeable 3V lithium battery which is used in many electronic devices. It resembles a coin and hence it is also called a coin cell or coin battery. A Panasonic CR2032 cell What are it's main applications and lifetime in each cases? 1. Car keyfobs . (Lifetime - Normally works for several years, 3-8 years) 2. Apple Airtag. (Lifetime - 1 to 1.5 years) 3. Temperature and humidity sensors. (Around 1-2 years) 4. Toys.(Will run out very soon 😜) 5. Smart home sensors. 6. Calculators. 7. Remote controls for garages etc.