Shortcut way to enter current time and date in excel If you want Excel to enter the current date or time and fix it at that point – for example, to show the last date the sheet was modified – click on a cell and press [Ctrl] + [;] for the date and [Ctrl] +…
A very interesting example – to show how you can add an overlay to a html page. This example is very simple to use. Steps to follow: 1. Open the page where you want to add the overlay with a text message and add the following code: <div class="data-overlay"></div> <div class="message"></div> 3. Add the following…
On computer filesystems, different files and directories have permissions that specify who and what can read, write, modify and access them. Permission Modes 7 5 5 user group world r+w+x r+x r+x 4+2+1 4+0+1 4+0+1 = 755 The permission mode is computed by adding up the following values for the user, the file group, and…