This page contains solutions for all HackerRank SQL challenges which were passed successfully. There can be multiple ways of approaching solution to any problem. Please find the provided solutions for ...

The popliteal lymph nodes lie in the tissues behind a person’s knee. Infections and autoimmune conditions can cause them to swell. It is rare for cancer to affect the popliteal lymph nodes. According ...

Justin Stebbing does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...

Getting good at SQL for interviews can feel like a puzzle. You know the basics, but putting them together in a way that impresses people is another thing entirely. Luckily, there are great tools out ...

Abstract: This paper is mainly concerned with the finite-time partial-nodes-based fault estimation issue for time-varying complex networks with binary encoding schemes subject to multiplicative noises ...

The Babylonians used separate combinations of two symbols to represent every single number from 1 to 59. That sounds pretty confusing, doesn’t it? Our decimal system seems simple by comparison, with ...

Allergies occur when your immune system overreacts to allergens like pet dander, pollen, mold, certain foods, or medications. Allergy symptoms may include a runny nose, congestion, coughing, wheezing, ...

“I saw in Louisiana a live-oak growing / All alone stood it, and the moss hung down from the branches.” —Walt Whitman, Leaves of Grass, 1860-61 More than 150 years after Whitman wrote those lines, the ...

Laurence is an avid writer, gamer, and traveller with several years of journalistic writing experience under his belt. Having helped create a student-focused magazine at university, he is keen to ...

Swollen supraclavicular lymph nodes may occur as a reaction to infection or due to metastatic cancer. This type of swelling typically occurs just above a person’s collarbone. Lymph nodes are part of ...

How does the PoE 2 passive skill tree work? Many RPGs propel players with an engrossing story, satisfying combat, or maybe even just the lure of another shiny item. Path of Exile 2, while having all ...