Category: Users’ questions

What are the benefits of movie previews? Pro: A good movie trailer builds excitement for fans and can even attract new fans. Con: A bad movie trailer can spoil too much of the plot or show too many crucial scenes. Pro: A good movie trailer can create lots of buzz and intrigue around the film. […]

Can you set up an iPhone 4 without a SIM card? It is possible to Setup & Activate iPhone without SIM Card and use it as WiFi only device (like iPad or iPod). Can I update iPhone without SIM card? Answer: A: Sorry, you can’t update software or restore any GSM iPhone without a valid […]

Why does WeChat load so slow? The issue is most often with your Internet connection. All iOS and Android phones are setup to have all Internet traffic be sent through a single connection. When you are using WeChat, all that data is either going through the Wi-Fi or the mobile data connection. This way, Speedify […]

What is the rank of a matrix times its transpose? Furthermore, the rank of A is the number of nonzero s_ii. Thus when we multiply A by its transpose we get a square matrix whose SVD has diagonal elements the squares of the s_ii. Thus the rank is the same. How do you know if […]

What is a Dask array? Dask Array implements a subset of the NumPy ndarray interface using blocked algorithms, cutting up the large array into many small arrays. This lets us compute on arrays larger than memory using all of our cores. We coordinate these blocked algorithms using Dask graphs. Is Dask faster than Pandas? But, […]

What are Chef attributes? An attribute can be defined in a cookbook (or a recipe) and then used to override the default settings on a node. When a cookbook is loaded during a chef-client run, these attributes are compared to the attributes that are already present on the node. How do you override attributes in […]

How did Chesty Puller get his nickname? His nickname, ‘Chesty,’ came from the legend that he had a false ‘steel chest’ There are many legends surrounding how Lewis “Chesty” Puller got his nickname. One says that it came from his boisterous, commanding voice that was miraculously heard over the sounds of battle. What was Chesty […]

How do you describe a dental crown? Dental crowns are tooth-shaped “caps” that can be placed over your tooth. Think of it like a snug hat for your tooth. The crown restores the tooth’s shape, size, strength and appearance. The dental crown is cemented into place on your tooth and it covers the visible portion […]

How do massage parlors get busted? In most cases, the illegal activity is related to solicitation of prostitution which is defined under California Penal Code 647(b) PC, which as everyone knows, is the exchange of money for sexual favors. As noted, California law enforcement officers now target massage parlors for illegal prostitution. Are most Asian […]

What is the little airplane icon on my iPhone? But there is also an icon that looks like an airplane which can appear at the top-left corner of the screen. This icon means that your iPhone in is Airplane Mode, and your Wi-Fi, cellular and Bluetooth connections have all been turned off. How do I […]