Tutorials

Showing Duplicates in Excel
Identifying Duplicates in Excel
  • Online sales

There are several reasons why you may want to find duplicates in Excel – to filter out errors or analyze double entries. Excel can automatically display these duplicates to you. Thanks to color highlighting, you can instantly see which entries appear more than once in your tables. And the feature is easy to use: We’ll explain how it works.

Identifying Duplicates in Excel
Freezing Excel Rows
Freezing Rows and Columns in Excel: A Guide
  • Online sales

The bigger an Excel table is, the harder it is to maintain an overview. The problem is that cells like the header bar become hidden without the use of special formatting. The following article shows you how to freeze certain Excel columns and rows so they stay visible when scrolling.

Freezing Rows and Columns in Excel: A Guide
IndexedDB
IndexedDB: Tutorial for browser storage
  • Web development

Holding certain data in the client helps to make the Internet faster and more flexible, enabling users to enjoy a better browsing experience. IndexedDB allows larger volumes of data to be stored in the users’ browsers so that they don’t have to be downloaded from the server each time the website is accessed. Get to know IndexedDB based on an example.

IndexedDB: Tutorial for browser storage
VLOOKUP in Excel
Faster with Excel: the VLOOKUP function explained
  • Online sales

It can often be incredibly time-consuming to search for a specific entry in an Excel table by hand, which is where VLOOKUP comes into play. This practical function allows you to find the exact value for a specific search criterion. The VLOOKUP function is indispensable for managing price lists, members directories, and inventory catalogues. To ensure you can benefit from this practical function,...

Faster with Excel: the VLOOKUP function explained
COUNTIF in Excel
Practical functions in Excel: COUNTIF explained
  • Web analytics

What is COUNTIF? With Excel, Microsoft provides a helpful spreadsheet program. The application combines numerous functions – most of which many users are unaware of. It therefore makes all the more sense to learn more about it and use the program for more than just creating tables. The COUNTIF function helps you create statistics, for example. We explain clearly how to use COUNTIF correctly in...

Practical functions in Excel: COUNTIF explained
Excel: INDEX Function
Excel: INDEX – Data Search Made Easy
  • Online sales

Analyzing huge quantities of data can be a frustrating task. However, Microsoft’s spreadsheet program offers a range of functions that make preparing worksheets easier and more efficient. For instance, the INDEX function in Excel enables you to replicate specific cell content. This can be very useful particularly in combination with other formulas.

Excel: INDEX – Data Search Made Easy
Spear phishing
Spear phishing: targeted attacks on your data
  • E-Mail security

Internet users are constantly the target of cyberattacks. Most attacks are easy to fend off, but a new form of scam has proven to be especially dangerous. Spear phishing messages don’t contain absurd claims or bad spelling. These deceitful messages target specific individuals and look frighteningly real. How do these attacks work?

Spear phishing: targeted attacks on your data
Changing an Outlook Password
Outlook: how to change your password for mail accounts, data files, and in the web app
  • E-Mail security

Microsoft Outlook is one of the most popular client solutions for retrieving and managing e-mails. Using the software, multiple e-mail accounts can be easily combined and controlled through one interface. For this purpose, Outlook only needs information about the corresponding mail server and the respective log-in data. If you change these, you only have to adjust them in the client settings. But...

Outlook: how to change your password for mail accounts, data files, and in the web app
SOAP - Simple Object Access Protocol
SOAP: The network protocol explained
  • Web development

Online banking, ecommerce, search engines: In order for a client to access a web service, all communication users must comply with a set of rules. With SOAP you are using a highly standardized solution recommended by the W3C. The network protocol stands for high security and solid performance. How does SOAP work with web services?

SOAP: The network protocol explained
Windows shortcuts
The Windows shortcuts you should know
  • Configuration

Windows shortcuts can help you save a lot of time when working on a computer. With a simple hand gesture, you can use shortcuts to perform recurring tasks. In this article, you will find a practical overview of the most important Windows keyboard shortcuts which will make your everyday life easier and working with Windows more convenient.

The Windows shortcuts you should know