Virtual Reality Doodle
This weeks doodle on the Google search page celebrates Georges Méliès, the French film director well known for his use of special effects. What is so special about this doodle is that it is...
Wim Jellema Blog
How to set up Fiddler to use for Android debugging
It is a delight to work with Fiddler to do web debugging. I have always liked using the fiddler tool for my website development. It provides you with so much valuable information giving you...
Android now most used Operating System on the internet
Android is now the leading Operating System on the net. With a 37,93% market share it passes Microsoft Windows due to the growth of the smartphone market, the reducing PC sales and the impact...
Android O and the introduction of adaptive icons
According to the developer preview of Android O which is to be launched at the end of this year, by defining a background and a foreground layer, developers will be able to use adaptive...
Android OS reaches 86% market share world wide
In the second quarter of 2016 the sales Android operating system in smart phones reaches an astonishing 86,2% and is showing a growing trend. Apples’ iOS struggles to keep up with a clear descending...
Global app store gross revenue expected to exceed $102 billion by 2020
The strongest growth in app store revenue is expected for the Asian Pacific countries but Europe and the Americas will not be far behind. Emerging economies are expected to account for 40% of the...
Adding titles and labels to graphs in R using plot() function
Adding titles to plot() graphs in R is quite straight forward. In this post I will explain how to do it. Example 1: The function used here is as follows: plot(cars, main = “Car...
Summing amounts in Excel depending on multiple conditions using SUMIFS
Do you have a set of data in Excel and you want to sum a certain amount depending on multiple conditions? Then you can use the function SUMIFS. I’ll give you an example to...
Counting items in Excel with multiple conditions using COUNTIFS
Do you have a set of data in Excel and you want to count a certain number of items that comply multiple conditions? Then you can use the function COUNTIFS. I’ll give you an...
Excel IF function with multiple conditions using the OR function
How to use the IF function if you need to pass multiple conditions over different cells. Let’s say we have an online T-shirt shop and we have a spreadsheet with sales data. We want...
How to change your locale settings in Excel 2016
Have you also had this problem where your financial data seems messed up and does not have the correct values? One thing to check are your locale settings when you import your data from...
