Month: October 2020

In bash, you can use the backslash character (“\”) to escape any character. However, if a single quote is inside single quotes, it cannot be escaped with a backslash character.…

Oracle’s VirtualBox is a very solid and stable virtual machine but it isn’t the simplest to work with. So I abandoned it a week after I started working with. Recently,…

To view a listing of commands you entered in ksh, type To re-run the last command To re-run command by its number To re-run command by the starting text of…

It is very easy to create a csv file using PHP. All you need to do is create a two dimensional array of data and call fputcsv() function. This script…

locate command can be used to search for files. Locate command is good at search an index but not great at listing the results. To get better listing features, you…

Notepad++ is a simple lightweight editor that packs a punch. When using any editor, you would want customize its look and feel to suit your comfort. Notepad++ comes with several…

Steps to merge cells select desired cells click on Format and choose Cells. Format cells window should be open now click on the Alignment tab check Merge cells under Text control click on OK Steps to unmerge cells select desired cells…

The following steps show how to transpose data in excel. Transposition refers to switching between rows and columns. For example, if row 1, column1 is A, row 2, column 2…

Node Package Manager (npm) comes bundled with Node. It allows you do search Node repositories for packages and modules. Anything that is searchable on search.nodejs.org is also searchable by npm.…

Following code uses DOM to extract links. This code scrapes image and anchor links. This code can be extended to include other html tags.