Get NumPy Essentials PDF

By Leo (Liang-Huan) Chin,Tanmay Dutta

ISBN-10: 1784393673

ISBN-13: 9781784393670

Key Features

  • Optimize your Python scripts with strong NumPy modules
  • Explore the great possibilities to construct impressive medical/ analytical modules via yourself
  • Packed with wealthy examples that can assist you grasp NumPy arrays and common functions

Book Description

In modern-day international of technological know-how and expertise, it is all approximately pace and adaptability. by way of clinical computing, NumPy tops the checklist. NumPy delivers either the rate and excessive productiveness you need.

This e-book will stroll you thru NumPy utilizing transparent, step by step examples and simply the correct amount of thought. we are going to consultant you thru wider purposes of NumPy in medical computing and should then specialize in the basics of NumPy, together with array gadgets, services, and matrices, every one of them defined with sensible examples.

You will then find out about diversified NumPy modules whereas acting mathematical operations equivalent to calculating the Fourier rework; fixing linear structures of equations, interpolation, extrapolation, regression, and curve becoming; and comparing integrals and derivatives. we are going to additionally introduce you to utilizing Cython with NumPy arrays and writing extension modules for NumPy code utilizing the C API. This ebook provides you with publicity to the large NumPy library and assist you construct effective, high-speed courses utilizing quite a lot of mathematical features.

What you'll learn

  • Manipulate the main attributes and common capabilities of NumPy
  • Utilize matrix and mathematical computation utilizing linear algebra modules
  • Implement regression and curve becoming for models
  • Perform time frequency / spectral density research utilizing the Fourier rework modules
  • Collate with the distutils and setuptools modules utilized by different Python libraries
  • Establish Cython with NumPy arrays
  • Write extension modules for NumPy code utilizing the C API
  • Build refined information constructions utilizing NumPy array with libraries corresponding to Panda and Scikits

About the Author

Leo (Liang-Huan) Chin is a knowledge engineer with greater than five years of expertise within the box of Python. He works for Gogoro clever scooter, Taiwan, the place his activity includes learning new and engaging cycling styles . His prior paintings event contains ESRI, California, united states, which eager about spatial-temporal info mining. He loves information, analytics, and the tales at the back of facts and analytics. He acquired an MA measure of GIS in geography from nation college of latest York, Buffalo. whilst Leo isn't really glued to a working laptop or computer reveal, he spends time on images, touring, and exploring a few amazing eating places internationally. you could achieve Leo at

Tanmay Dutta is a pro programmer with services in programming languages similar to Python, Erlang, C++, Haskell, and F#. He has vast adventure in constructing numerical libraries and frameworks for funding banking companies. He used to be additionally instrumental within the layout and improvement of a possibility framework in Python (pandas, NumPy, and Django) for a wealth fund in Singapore. Tanmay has a master's measure in monetary engineering from Nanyang Technological collage, Singapore, and a certification in computational finance from Tepper company university, Carnegie Mellon University.

Table of Contents

  1. An creation to NumPy
  2. The NumPy ndarray Object
  3. Using NumPy Arrays
  4. NumPy center and Libs Submodules
  5. Linear Algebra in NumPy
  6. Fourier research in NumPy
  7. Building and allotting NumPy Code
  8. Speeding Up NumPy with Cython
  9. Introduction to the NumPy C-API
  10. Further Reading

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Download e-book for iPad: OpenGL Data Visualization Cookbook by Raymond C. H. Lo,William C. Y. Lo

By Raymond C. H. Lo,William C. Y. Lo

ISBN-10: 1782169725

ISBN-13: 9781782169727

Over 35 hands-on recipes to create striking, attractive visuals for a variety of real-time, interactive purposes utilizing OpenGL

About This Book

  • Get familiar with a collection of basic OpenGL primitives and ideas that allow clients to create attractive visuals of arbitrarily complicated 2nd and 3D datasets for lots of universal applications
  • Explore interactive, real-time visualization of huge 2nd and 3D datasets or types, together with using extra complicated suggestions comparable to stereoscopic 3D rendering.
  • Create lovely visuals at the most modern structures together with cellphones and cutting-edge wearable computing devices

Who This ebook Is For

This publication is aimed toward someone attracted to developing remarkable information visualization instruments utilizing glossy snap shots undefined. no matter if you're a developer, engineer, or scientist, while you are attracted to exploring the ability of OpenGL for information visualization, this e-book is for you. whereas familiarity with C/C++ is usually recommended, no past event with OpenGL is assumed.

What you are going to Learn

  • Install, bring together, and combine the OpenGL pipeline into your personal project
  • Create interactive purposes utilizing GLFW to deal with consumer inputs and the Android Sensor framework to notice gestures and motions on cellular devices
  • Use OpenGL primitives to plan 2-D datasets reminiscent of time sequence dynamically
  • Render advanced 3D volumetric datasets with thoughts resembling information slicers and a number of perspective projection
  • Render photos, movies, and element cloud facts from 3D range-sensing cameras utilizing the OpenGL Shading Language (GLSL)
  • Develop video see-through augmented fact functions on cellular units with OpenGL ES 3.0 and OpenCV
  • Visualize 3D types with meshes and surfaces utilizing stereoscopic 3D technology

In Detail

OpenGL is a smart multi-platform, cross-language, and hardware-accelerated pix interface for visualizing huge 2nd and 3D datasets. info visualization has develop into more and more tough utilizing traditional methods as datasets develop into higher and bigger, particularly with the massive facts evolution. From a cellular equipment to a cosmopolitan high-performance computing cluster, OpenGL libraries supply builders with an easy-to-use interface to create beautiful visuals in 3D in genuine time for quite a lot of interactive applications.

This publication presents a sequence of easy-to-follow, hands-on tutorials to create attractive OpenGL-based visualization instruments with minimum improvement time. we'll first illustrate how one can quick manage the advance atmosphere in home windows, Mac OS X, and Linux. subsequent, we'll exhibit how you can visualize information for a variety of purposes utilizing OpenGL, ranging from basic second datasets to more and more complicated 3D datasets with extra complex concepts. every one bankruptcy addresses various visualization difficulties encountered in actual existence and introduces the proper OpenGL gains and libraries in a modular fashion.

By the tip of this booklet, you'll be built with the basic talents to improve quite a lot of amazing OpenGL-based purposes on your targeted info visualization wishes, on structures starting from traditional desktops to the newest mobile/wearable devices.

Style and approach

This is an easy-to-follow, entire Cookbook displaying readers how one can create quite a few real-time, interactive facts visualization instruments. every one subject is defined in a step by step structure. quite a number sizzling issues is incorporated, together with stereoscopic 3D rendering and information visualization on mobile/wearable platforms.

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Download PDF by Rivu Chakraborty: Reactive Programming in Kotlin

By Rivu Chakraborty

ISBN-10: 1788473027

ISBN-13: 9781788473026

Key Features

  • Learn how you can clear up blocking off consumer event with Reactive Programming and get deep perception of RxKotlin
  • Integrate Reactive Kotlin with Spring and construct excellent Android Apps with RxKotlin and RxAndroid
  • Build reactive structure that reduces complexity through the improvement process

Book Description

In today’s app-driven period, whilst courses are asynchronous and responsiveness is so very important, reactive programming can assist write code that’s extra trustworthy, more straightforward to scale, and better-performing. Reactive programming is innovative. With this useful e-book, Kotlin builders will first how you can view difficulties within the reactive manner, after which construct courses that leverage the simplest beneficial properties of this fascinating new programming paradigm.You will start with the overall ideas of Reactive programming after which progressively circulation directly to operating with asynchronous facts streams. you are going to then be brought to practical reactive programming and may discover ways to observe FRP in functional use circumstances in Kotlin. you'll learn how to create dataflow-based structures which are construction blocks of reactive programming. you'll achieve deep perception into the RxKotlin library that allows reactive programming. you are going to dive into complicated options resembling manipulating time in data-flow, customizing operators and supplier and the way to exploit the concurrency version to regulate asynchronicity of code and technique occasion handlers successfully. you are going to upskill to scale functions utilizing multi-node clusters and should learn how to unit-test your clusters. This ebook also will take you one leap forward by means of introducing you to reactive microservices utilizing spring five sensible net framework and spring boot 2 utilizing Kotlin.By the top of the publication, it is possible for you to to make the easiest of either techniques to construct real-world functions with reactive person interfaces in addition to you’ll learn how to enforce reactive programming paradigms in Android.

What you are going to learn

  • Using spring framework 5.0 with kotlin
  • Using reactor kotlin extension
  • Building leisure APIs with Sping, Hibernate and RxKotlin
  • Using testSubscriber to check RxKotlin application

About the Author

Rivu Chakraborty is an Android Developer and fanatic. he's qualified by means of Google as an affiliate Android Developer, Sr. Tech. Member of establishment of Engineering (India). he's shortly at MaxMobility Pvt. Ltd. as a Sr. software program Engineer (Android). he's additionally a contributing Member of Google builders crew – Kolkata, and a Founder-Organizer of Kotlin consumer crew - Kolkata. He writes tutorials on programming on RivuChk, AndroidHive and Java Code Geeks.

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Download e-book for kindle: Beginning Apache Pig: Big Data Processing Made Easy by Balaswamy Vaddeman

By Balaswamy Vaddeman

ISBN-10: 1484223365

ISBN-13: 9781484223369

Learn to take advantage of Apache Pig to enhance light-weight immense facts purposes simply and speedy. This booklet indicates you several optimization suggestions and covers each context the place Pig is utilized in substantial info analytics. Beginning Apache Pig shows you ways Pig is straightforward to benefit and calls for particularly little time to increase massive facts applications.
The e-book is split into 4 elements: the full good points of Apache Pig; integration with different instruments; the way to resolve complicated company difficulties; and optimization of tools.

You'll become aware of issues similar to MapReduce and why it can't meet each enterprise want; the positive factors of Pig Latin comparable to facts kinds for every load, shop, joins, teams, and ordering; how Pig workflows should be created; filing Pig jobs utilizing Hue; and dealing with Oozie. you are going to additionally see the way to expand the framework via writing UDFs and customized load, shop, and clear out features. ultimately you will hide various optimization innovations equivalent to accumulating records a few Pig script, becoming a member of ideas, parallelism, and the position of knowledge codecs in stable performance.

What you'll Learn
• Use all of the gains of Apache Pig
• combine Apache Pig with different tools
• expand Apache Pig
• Optimize Pig Latin code
• remedy assorted use circumstances for Pig Latin
Who This booklet Is For
All degrees of IT execs: architects, substantial info lovers, engineers, builders, and massive information administrators

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Download e-book for kindle: Pro Python (Expert's Voice in Open Source) by Marty Alchin

By Marty Alchin

ISBN-10: 1430227575

ISBN-13: 9781430227571

You’ve realized the fundamentals of Python, yet how do you are taking your abilities to the following level? no matter if you recognize adequate to be efficient, there are many beneficial properties that may take you to the subsequent point in Python. Pro Python explores suggestions and lines mostly left to experimentation, permitting you to be much more effective and creative.

In addition to natural code concerns, professional Python will improve your programming recommendations and methods, as a way to help in making you a greater Python programmer. not just will this publication aid your code, it's going to additionally assist you comprehend and engage with the various confirmed Python groups, or perhaps commence your own.

  • Take your Python wisdom and coding talents to the subsequent point.
  • Write fresh, leading edge code that may be revered between your friends.
  • Make your code do extra with introspection and metaprogramming.
  • Design entire frameworks and libraries (two are integrated within the book!).

For additional info, together with a hyperlink to the resource code referenced within the e-book, please stopover at

What you’ll learn

  • Write powerful Python code that would be revered within the Python neighborhood.
  • Understand the explanations at the back of huge layout judgements in Python.
  • Write courses which may reconfigure themselves in Python.
  • Disguise your code as types of items in Python.
  • Inspect near to any item in Python.
  • Prepare your code for foreign audiences.
  • Ensure code caliber with rigorous trying out.

Who this e-book is for

This publication is for intermediate to complicated Python programmers who're trying to know the way and why Python works how it does and the way they could take their code to the subsequent level.

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Mastering R for Quantitative Finance by Edina Berlinger,Ferenc Illés,Milán Badics,Ádám Banai,Gergely PDF

By Edina Berlinger,Ferenc Illés,Milán Badics,Ádám Banai,Gergely Daróczi,Barbara Dömötör,Gergely Gabler,Dániel Havran,Péter Juhász

ISBN-10: 1783552077

ISBN-13: 9781783552078

Use R to optimize your buying and selling approach and increase your personal chance administration system

About This Book

  • Learn to govern, visualize, and study quite a lot of monetary facts with the aid of integrated capabilities and programming in R
  • Understand the options of monetary engineering and create buying and selling thoughts for advanced monetary instruments
  • Explore R for asset and legal responsibility administration and capital adequacy modeling

Who This e-book Is For

This booklet is meant if you happen to are looking to how to use R's features to construct versions in quantitative finance at a extra complicated point. if you want to completely soak up the rhythm of the chapters, you have to be at an intermediate point in quantitative finance and also you additionally should have an inexpensive wisdom of R.

What you are going to Learn

  • Analyze excessive frequency monetary data
  • Build, calibrate, try, and enforce theoretical versions akin to cointegration, VAR, GARCH, APT, Black-Scholes, Margrabe, logoptimal portfolios, core-periphery, and contagion
  • Solve sensible, real-world monetary difficulties in R regarding vast info, discrete hedging, transaction charges, and more.
  • Discover simulation concepts and practice them to events the place analytical formulation usually are not available
  • Create a successful arbitrage, hypothesis, or hedging procedure custom-made for your hazard preferences
  • Understand relationships among marketplace elements and their effect in your portfolio
  • Assess the trade-off among accuracy and the price of your buying and selling strategy

In Detail

R is a robust open resource useful programming language that offers excessive point photos and interfaces to different languages. Its power lies in info research, pictures, visualization, and information manipulation. R is changing into a common modeling software in technological know-how, engineering, and business.

The e-book is geared up as a step by step functional advisor to utilizing R. beginning with time sequence research, additionally, you will how to forecast the amount for VWAP buying and selling. between different issues, the publication covers FX derivatives, rate of interest derivatives, and optimum hedging. The final chapters offer an outline on liquidity probability administration, probability measures, and more.

The publication pragmatically introduces either the quantitative finance suggestions and their modeling in R, allowing you to construct a tailored buying and selling procedure by yourself. by way of the top of the ebook, you can be good versed with a number of monetary thoughts utilizing R and should have the ability to position sturdy bets whereas making monetary decisions.

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Read e-book online PostgreSQL Replication PDF

By Zoltan Boszormenyi,Hans-Jurgen Schonig

ISBN-10: 1849516723

ISBN-13: 9781849516723

In Detail

PostgreSQL deals a complete set of replication comparable positive factors, which might be used to make your database servers extra strong and far more scalable. Unleashing the facility of PostgreSQL presents the person with numerous possibilities and a aggressive virtue over different database structures. To make issues extra robust, PostgreSQL can be utilized at the side of a handful of refined instruments serving numerous assorted wishes resembling queuing, logical replication, or simplified transaction log handling.

"PostgreSQL Replication" is a realistic, hands-on advisor to PostgreSQL replication. it's going to give you the theoretical historical past in addition to basic examples displaying you the way to make replication paintings in your method. A wide toolchain might be provided besides mature PostgreSQL-core technology.

"PostgreSQL Replication" starts off with an creation to replication thoughts in addition to the actual obstacles of other replication ideas. you may be guided via a number of innovations similar to Point-In-Time-Recovery, transaction-log-based replication and you'll be brought to a suite of replication-related instruments. within the ultimate bankruptcy you are going to learn how to scale PostgreSQL to many alternative servers utilizing PL/Proxy.

You will how you can reset PostgreSQL to a undeniable time limit and determine the way to reflect facts in lots of methods. you'll take care of either synchronous in addition to asynchronous replication. as well as that, the booklet covers vital themes, equivalent to Slony, and enhancements with nearly no downtime. we'll additionally disguise vital performance-related issues to ensure your database setups gives you excessive pace AND excessive availability.

"PostgreSQL Replication" includes the entire info you must layout and function replicated setups. you are going to research every thing you must understand on your day-by-day paintings and much more.


This publication has a bankruptcy devoted to every one element of replication. the hot good points of PostgreSQL nine are brought and there are many functional examples and screenshots.

Who this ebook is for

"PostgreSQL Replication" is perfect for PostgreSQL directors who are looking to manage and comprehend replication. with the intention to make your databases extra strong, safer, quicker, and extra scalable, you can find all of the details you wish during this unmarried publication focusing solely on PostgreSQL replication. it truly is assumed that you simply have already got a few simple adventure with PostgreSQL.

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Read e-book online Nagios: Building Enterprise-Grade Monitoring Infrastructures PDF

By David Josephsen

ISBN-10: 013313573X

ISBN-13: 9780133135732

The totally up to date consultant to company community tracking with Today’s Nagios Platform and instruments


This is the definitive advisor to construction low-cost, enterprise-strength tracking infrastructures with the most recent advertisement and open resource types of Nagios. World-renowned tracking specialist David Josephsen covers the full tracking software program stack, treating Nagios as a specification language and origin for construction good designed tracking structures that may scale to serve any association.


Drawing on his unsurpassed event, Josephsen demonstrates top practices all through and in addition unearths universal error, their results, and the way to prevent them. He presents the entire technical intensity you must configure and run Nagios effectively, together with a pragmatic and thorough dialogue of writing your personal customized modules with the C-based Nagios Event-Broker API.


Extensively up-to-date all through, this variation provides a wholly new bankruptcy on scaling Nagios for big, advanced networks that count seriously on virtualization and cloud prone. Josephsen completely introduces Nagios XI, the complex new advertisement model of Nagios and indicates how you can enhance productiveness with the newest third-party instruments and plug-ins.


Coverage includes:

  • Learn how Nagios works, extensive
  • Master centred, effective thoughts for configuring and deploying the newest types of Nagios
  • Solve real-world difficulties in tracking home windows and UNIX platforms, networking undefined, and environmental sensors
  • Systematically scale and optimize Nagios for the most important company environments
  • Enhance your tracking method with new instruments together with Check-MK, Op5 Merlin, and SFlow
  • Integrate visualization through Ganglia, Graphite, and RRDTool
  • Simplify and streamline all features of method tracking with Nagios XI
  • Build robust customized Nagios occasion dealer (NEB) modules, step by step
  • Learn approximately easy-to-understand code listings, totally up-to-date for today’s structures

No subject how complicated your platforms tracking demanding situations are, this booklet might help you in achieving the implications you want—right from the beginning.


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Download e-book for kindle: OpenGL ES 3.0 Cookbook by Parminder Singh

By Parminder Singh

ISBN-10: 1849695520

ISBN-13: 9781849695527

Over ninety ready-to-serve, real-time rendering recipes on Android and iOS structures utilizing OpenGL ES 3.0 and GL shading language 3.0 to resolve day by day glossy 3D snap shots challenges

About This Book

  • Explore interesting new positive factors of OpenGL ES 3.0 on textures, geometry, shaders, buffer items, body buffers and much more utilizing GLSL 3.0
  • Master intermediate and improve innovative rendering recommendations, together with procedural shading, monitor area strategy and shadows with scene graphs
  • A sensible method of construct the font engine with multilingual help and examine interesting imaging processing and put up technique techniques

Who This publication Is For

If you're new to OpenGL ES or have a few event in 3D photographs, then this e-book can be super beneficial in elevating your services point from a amateur to expert. The ebook implements greater than ninety recipes to unravel daily demanding situations, aiding you transition from a newbie to a professional.

What you'll Learn

  • Learn the necessities and interesting new positive aspects of OpenGL ES 3.0
  • Discover the physics at the back of fundaments of sunshine and fabric ideas with easy-to-follow examples
  • Scratch the fragments with procedural shaders and learn the way they work
  • Master the fundamentals of texturing, use compressed textures, and research quite a few mapping techniques
  • Manage advanced scenes with scene graphs and examine post-processing and image-processing techniques
  • Build your font engine with multilingual support
  • Master the operating of famous anti-aliasing concepts and enforce FXAA and adaptive anti-aliasing

In Detail

"Write as soon as, use wherever" is really the ability at the back of OpenGL ES and has made it an embedded regular. The library presents state of the art, easy-to-use good points to construct a variety of purposes within the gaming, simulation, augmented-reality, image-processing, and geospatial domains.

The publication starts off via giving you all of the worthy OpenGL ES 3.0 setup guidance on iOS and Android structures. you will move directly to grasp the basics of contemporary 3D photos, corresponding to drawing APIs, changes, buffer items, the model-view-project analogy, and masses extra. The booklet is going directly to take care of complex themes and gives a variety of recipes at the gentle shading, real-time rendering ideas with static and technique textures to create gorgeous visualizations and runtime effects.

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OSGi and Apache Felix 3.0 Beginner's Guide - download pdf or read online

By Walid Joseph Gédéon

ISBN-10: 1849511381

ISBN-13: 9781849511384

This e-book is a step by step beginner's consultant according to constructing a case examine (a e-book stock) that walks the developer in the course of the implementation whereas steadily explaining the encircling techniques in context. in the course of the e-book, the writer discusses software program layout strategies and introduces productiveness instruments that building up the reader's knowledge-base. This e-book is aimed toward Java builders seeking to know about writing reusable and community distributable software program following the OSGi criteria utilizing the recognized Felix framework. when you are a developer who desires to concentrate on the company good judgment, and summary clear of the main points of ways to combine with particular structures then this e-book is intended for you. while you're a Java developer new to OSGi and do not fairly recognize the place to begin from to truly commence constructing purposes, simply choose up this e-book and realize the convenience with that you would be able to begin constructing robust, modular, and extensible functions. This publication makes use of the Felix framework 3.0 as an OSGi carrier platform implementation and covers its utilization to a degree the place it makes you cozy adequate to jot down your personal enterprise-level applications.

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