## 7 free applications to prevent your Mac from sleeping

When it comes to power management, the Mac far excels any of the PCs. I have my Mac configured such that it goes to sleep within 30 minutes of it being idle. unfortunately this tends to disrupt my downloads and also prevents me from remote logging in whenever I want to.

## Two Variable Data Tables in Microsoft Excel Tutorial

Three weeks back I covered creating Single Variable Data Tables in Excel. As promised, in this tutorial I will cover creating a two variable data table. This tutorial assumes that you have read the earlier one and are comfortable with creating a single variable data table.

## Data Tables in Excel tutorial

In my last Excel Tutorial, I covered using SUMIFS and SUMPRODUCT. Data Tables is also an advanced topic in Microsoft Excel that falls under the category of What-If Analysis. What-If or Sensitivity Analysis is carried out to study the variation of the output to changes in the input variable.

## How to use Signal on your Desktop

If you’ve been following the press over the last week, you’d have noticed a large exodus of users from WhatsApp to Signal and Telegram. I am one of them and I’ve written about why I chose Signal as my primary messenger. Like me, if you’re familiar with WhatsApp web and have used it extensively, then…

## How to calculate NPV in Excel using Functions

In the last two posts, you learnt the basics of Net Present Value (NPV) and how to calculate NPV using formulae. However, Microsoft Excel makes it easy for you with two inbuilt functions. The first is NPV (surprise!) and the second is XNPV (my favourite). NPV From the official help article, NPV takes the following…

## How to calculate NPV in Excel using Formulae

I’ve covered the basics of Net Present Value (NPV) previously. If you don’t know what NPV is, then please read that post first before continuing. After reading this post, you will be able to learn how to use Excel to calculate NPV of cash flows. This tutorial will teach you how calculate the NPV using…

## What is NPV?

If you’re here and reading this post, then you’ve probably been asked to calculate the Net Present Value of a set of cash flows in Excel. Over the next few posts, I’ll walk you through Net Present Value (or NPV) as a concept and then go into the details of how to calculate this in…

## Security and Backup Essentials for WordPress

WordPress is a cultural phenomenon when it comes to publishing online. What started as a simple blogging tool in 2003 has become the most popular open-source content management system (CMS) in the world powering WordPress.com and millions of sites worldwide. There are a number of alternatives including the very popular Joomla, but the difference with…

## Convert PDF inside Google Drive to Excel and PowerPoint

In it’s portfolio, Google has a large set of free useful services. One that is most frequently used is Google Drive, which is used for storing and sharing digital data. This service is used by almost everyone because it is free and it integrates with other Google services. A feature that many users like is…

## Goal Seek in Microsoft Excel

Continuing with our Excel Tutorials, in this article, I’ll take you through using Goal Seek in Microsoft Excel 2007. The function is same as that of earlier versions of Excel as well as Excel 2010. The screenshots below are taken in 2007.

## This is how you stop Trackback and Pingback spam in WordPress

When blogging started to gather steam a decade ago, you had (and still have) three ways of receiving comments. The first still which still holds to today are traditional style commenting done by a person reading your article. Then came the bots and the comment spam which has today become a more manageable issue given…

## Export projects from Google Code to Github

Over the years, Google has killed many services it offered including my favourite Google Reader. And, now it is time for Google Code to bite the dust. As a developer, I started actively using Github to manage my WordPress plugins. I like the interface GitHub provides and definitely the ability of git to control all the changes….