85 results for tags
on-line x
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The Integrator--Integrals from Mathematica
On-line Mathematica-based tool to perform indefinite integrals.Tue May 29 15:18:19 2007 - permalink -- http://integrals.wolfram.com/index.jsp
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Tony Fisher's Home Page
A nice page of the late Tony Fisher, has interactive tools to design analogue (LC, Butterworth and Chebyshev) and digital (IIR, including Bessel and an additional stopband zero and FIR) and PLL loop filters. The tool (source code is available) also geneTue Feb 13 20:17:47 2007 - permalink -- http://www-users.cs.york.ac.uk/~fisher/
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DNS Stuff: DNS tools, DNS hosting tests, WHOIS, traceroute, ping, and other network and domain name tools.
A collection of tools (DNS lookup, ping, traceroute) which can be used from a web browser.Tue Jan 23 15:35:09 2007 - permalink -
On 2021-03-23, I could not find the tools. Note that this site is related to SolarWinds, who were attacked recently.- http://www.dnsstuff.com/
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web-based DNS lookup service
Quite useful when sitting behind a tight firewall.Mon Oct 30 14:00:51 2006 - permalink -
Off-line on 2018-05-23. On 2022-06-07 the domain "xwhois.com" is for sale.- http://www.xwhois.com/