Retire your old mop and bucket. The best robot mops we've tested keep your floors squeaky clean with little effort on your part. I’m PCMag’s senior writer covering smart home and wearable devices.

Income tax is the government’s single largest source of revenue. It’s only going to grow, new analysis shows, hitting workers for an extra $300 billion. The International Monetary Fund has urged the ...

Abstract: This paper introduces a new formulation that finds the optimum for the Moving-Target Traveling Salesman Problem (MT-TSP), which seeks to find a shortest path for an agent, that starts at a ...

Abstract: In this paper, we use the combination of graph theory and consensus algorithm to realize the formation control of nonholonomic wheeled robots. A novel edge-weight function is designed so ...

We can argue for days about who is the greatest action film star of all time. Certainly, Arnold Schwarzenegger is near the top of the list. Here's a look at our favorite Schwarzenegger roles.

Convert Spark's built-in function least to execute as a native function. Convert Spark's built-in function find_in_set to execute as a native function. Spark function name: isnan nanvl nvl2 nvl ...

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