Tag: Page

Feed: Featured Blog Posts - Data Science Central. Author: Vincent Granville. This is another spectacular property of the exponential distribution, and also the first time an explicit formula is obtained for the variance of the range, besides the uniform distribution. It has important consequences, and the result is also useful in applications. Theorem The range R(n) associated with n independent random variables with an exponential distribution of parameter l satisfies Before proving the theorem, note that the first formula is well known, only the second one is new. The standard proof for the expectation is not considered simple: it is ... Read More

Feed: Planet MySQL; Author: Valeriy Kravchuk; My previous post from this series was published more than 1.5 years ago. I had never planned to stop writing about my everyday work on a regular basis, but sometimes it's not easy to pick up something really interesting for wider MySQL audience and when in doubts I always prefer to write about MySQL bugs...In any case, any long way starts from the first step, so I decided to write one post in this series per week and try to summarize in it whatever findings, questions, discussions, bugs and links I've collected over the ... Read More

Feed: R-bloggers. Author: Thinking inside the box. A new version 0.4.9 of RQuantLib reached CRAN and Debian. It completes the change of some internals of RQuantLib to follow suit to an upstream change in QuantLib. We can now seamlessly switch between shared_ptr from Boost and from C++11 – Luigi wrote about the how and why in an excellent blog post that is part of a larger (and also excellent) series of posts on QuantLib internals. QuantLib is a very comprehensice free/open-source library for quantitative finance, and RQuantLib connects it to the R environment and language. The complete set of changes ... Read More

Feed: R-bloggers. Author: Anindya Mozumdar. If you search for the phrase “fastest man on earth” in Google, chances are that it will return the answer “Usain Bolt”. It certainly does so for me, even though the results might be different if Google decides to personalize the results for you. This is because currently he holds the world record for being the quickest (9.58s) to run a 100 metres race. Justin Gatlin once did it in 9.45s, but that does not count as the record because he was assisted by the wind. However, as statisticians, we know that a single data ... Read More

Feed: R-bloggers. Author: R on msperlin. I’m using R for at least five years and always been curious about its usage in Brazil. I see some minor personal evidence that the number of users is increasing over time. My book in portuguese is steadily increasing its sells, and I’ve been receiving far more emails about my R packages. Conference are also booming. Every year there are at least two or three R conferences in Brazil. What I learned from experience is that software choice is a group decision. It is very likely that you will use whatever your peer group ... Read More

Feed: The Connector by Workato. Author: Hannah Herman; This piece is part of our Digital Change Agents Series – Bay Area. When a business process intersects with multiple teams’ systems, how do you go about making it more efficient? Erik Lopez, Senior Business Systems Manager at Lucidchart, suggests that—much like the dictionary—it’s all about definitions. With its intuitive and collaborative diagramming solution, LucidChart is a leading tool for thought mapping. It’s no surprise, then, that Lopez applies a similarly rigorous framework to all of his projects. “I provide the internal support our employees need so they can focus on the ... Read More

Feed: AWS Partner Network (APN) Blog. Author: David Piet. By David Piet, Partner Solutions Architect at AWSOne of the advantages of using VMware Cloud on AWS is being able to leverage native AWS services, such as shared file systems with Amazon FSx, and seamlessly integrate them back into your VMware Cloud on AWS software defined data center (SDDC). When you provision an SDDC from VMware, the ESXi hypervisors are automatically deployed onto bare metal Amazon Elastic Compute Cloud (Amazon EC2) instances with elastic network interfaces that connect to your own Amazon Web Services (AWS) account. This post describes how you ... Read More

Feed: Planet MySQL; Author: MySQL Performance Blog; PREVIOUS POST Percona announces the release of Percona Server for MySQL 5.6.44-85.0 on May 17, 2019. Download the latest version from the Percona web site or the Percona Software Repositories. You can also run Docker containers from the images in the Docker Hub repository. Based on MySQL 5.6.44, and including all the bug fixes in it, Percona Server for MySQL 5.6.44-85.0 is the current GA release in the Percona Server for MySQL 5.6 series. Percona Server for MySQL is open-source and free – this is the latest release of our enhanced, drop-in replacement for MySQL. New Features: Bugs ... Read More

Feed: SAS Blogs. Author: Russ Tyndall. View more Problem Solvers postsDid you know that you can run Lua code within Base SAS? This functionality has been available since the SAS® 9.4M3 (TS1M3) release. With the LUA procedure, you can submit Lua statements from an external Lua script or just submit the Lua statements using SAS code. In this blog, I will discuss what PROC LUA can do as well as show some examples. I will also talk about a package that provides a Lua interface to SAS® Cloud Analytic Services (CAS). What Is Lua? Lua is a lightweight, embeddable scripting ... Read More

Feed: Liquid Web. Author: Christie Chirinos; In this guide, we’ll be taking you through the life cycle of a business from launch to maturity and whatever comes after. We’ll examine the four phases of business growth:LaunchGrowthShake-OutMaturityBy the time we reach the mysterious fifth stage, you’ll have a blueprint for success for your business.The Purpose of the Business Life CycleAlthough all businesses are inherently unique, they often follow a similar trajectory. In fact, if you plot a business’ journey from conception to present on a timeline, you’ll usually see five distinct phases. It’s similar to how people grow and mature; the ... Read More