The following $unwind operations are equivalent and return a document for each element in the sizes field. If the sizes field does not resolve to an array but is not missing, null, or an empty array, $unwind treats the non-array operand as a single element array. db.inventory.aggregate( ...
These devices manage their own storage and allow attached servers to access the storage in various fashions. Since multiple workloads are contained on the same few disks, having a high level of redundancy is generally desirable. The main difference between a NAS and a SAN is ...
While many companies mistake an operations manual for a training manual, they are different. A training manual is used in theonboarding processto train new employees. On the other hand, an operations manual is a handbook that all employees have access to and use as they carry out their daily...
Today, there are four Service Level 2 names: Azure Defender, Advanced Threat Protection, Advanced Data Security, and Security Center. The various meters for Microsoft Defender for Cloud are grouped across these separate Service Level 2 names, creating complexities when using Cost Management + Billing...
You’ll also notice that this XML file is written in English, kind of. SVGs are text files, which makes them readable by humans, and we can change how a vector image looks by editing the XML directly. For instance, I could replace thefillvalue to change the color of the circle: ...
What are the mistakes to avoid when creating passwords for your business accounts? While it’s old news that passwords provide the most important layer of protection for your various business-related accounts (emailing, accounting, online banking, PayPal, to name but a few), many small business...
The What's new release notes in the Overview section of this content set contain six months of activity. After six months, the items are removed from the main article and put into this archive article.
It’s a good idea to choose a favorite command-line text editor and master it. While it’s beneficial to know how to usevarious text editors, mastering at least one is essential for handling more complex tasks. In this tutorial, we will introduce you to the most common command-line text...
What are the functions of an operating system? All major computer platforms -- both hardware and software -- typically require and include an OS that must be developed with different features to meet the specific needs of various deviceform factors. ...
REST is using the various HTTP methods (mainly GET/PUT/DELETE) to manipulate data. Rather than using a specific URL to delete a method (say, /user/123/delete), you would send a DELETE request to the /user/[id] URL, to edit a user, to retrieve info on a user you send a GET req...