發表文章

目前顯示的是 11月 30, 2018的文章

Find print server on which a printer is installed using powershell in Domain

圖片
up vote 0 down vote favorite I need to quickly find out the server on which a printer is installed in my Domain. There are 12 print servers with more than 50 printers on each. I used fol command but I get error PS C:>Get-Printer -Name "PayRoll_Sec_ptr" But this command give me result only when used on the particular server on which the printer is installed. That means I have to write it on 12 servers (or till I get the server where the printer is installed" When I used this command on my AD Role computer. it says the term "get-printer" is not recognized as the name of a cmdlet, function, script file, or operable program. windows powershell printing dns share | improve this question ...

Volatility smile

圖片
a smile Volatility smiles are implied volatility patterns that arise in pricing financial options. It corresponds to finding one single parameter (implied volatility) that is needed to be modified for the Black-Scholes formula to fit market prices. In particular for a given expiration, options whose strike price differs substantially from the underlying asset's price command higher prices (and thus implied volatilities) than what is suggested by standard option pricing models. These options are said to be either deep in-the-money or out-of-the-money. Graphing implied volatilities against strike prices for a given expiry yields a skewed "smile" instead of the expected flat surface. The pattern differs across various markets. Equity options traded in American markets did not show a volatility smile before the Crash of 1987 but began showing one afterwards. [1] It is believed that investor reassessments of the probabilities of fat-tail have led to higher prices f...