Computer og IT

Computing power has revolutionized the theory and practice of statistical inference. Now in paperback, and fortified with 130 class-tested exercises, this book explains modern statistical thinking from classical theories to state-of-the-art prediction algorithms. Anyone who applies statistical methods to data will value this landmark text.

Denne bog giver en introduktion til programmeringssproget Ladder Diagram (LD), der benyttes i Programmerbare Logiske Controllere (PLC). Bogen giver en generel introduktion til PLC styring og der er fokus på atlæsere uden en el-teknisk uddannelse kan lære Ladder programmering.De mange illustrationer og kodeeksempler i bogen tager udgangspunkt i praktiske problemstillinger inden for automation til industrien.INDHOLD- Baggrund, fordele og udfordringer ved Ladder-programmering- PLC hardware, sensorer og grundlæggende Ladder-programmering- Guide og tips til navngivning, opgaver, optimering og programstruktur- Teori og eksempler på rutediagram, blokdiagram og sekvensdiagram- Design guide til udvikling af funktioner og funktionsblokke- Programeksempler med opdeling i moduler, funktioner og funktionsblokke- Sekvensprogrammering med SELVHOLD, SET/RESET og MOVE/COMPARE- Større programeksempler med pumpestyring, tankstyring og transportbånd- Design, opbygning, test og simulering af PLC programBogen er primært udarbejdet til brug på den 2-årige videregående fuldtidsuddannelse Automationsteknolog og deltidsuddannelsen Automation og Drift, hvor en stor del af studiet indeholder PLC styring. Men bogen er naturligvis også velegnet på de mange uddannelser der indeholder PLC styring. Her tænkes på uddannelserne til elektriker, styrings- og reguleringselektriker, automatiktekniker samt de videregående uddannelser til maskinmester og ingeniør.Forfatteren har 25-års erfaring og underviser i PLC styring på videregående uddannelser hos Erhvervsakademi Dania i Randers.

By fang and feather, explore the vibrant lands of Kalimdor!

Build interactive, data-driven websites with the potent combination of open-source technologies and web standards, even if you have only basic HTML knowledge. With this popular hands-on guide, youll tackle dynamic web programming with the help of todays core technologies: PHP, MySQL, JavaScript, jQuery, CSS, and HTML5.Explore each technology separately, learn how to use them together, and pick up valuable web programming practices along the way. At the end of the book, youll put everything together to build a fully functional social networking site, using XAMPP or any development stack you choose.Learn PHP in-depth, along with the basics of object-oriented programmingExplore MySQL, from database structure to complex queriesUse the MySQLi Extension, PHPs improved MySQL interfaceCreate dynamic PHP web pages that tailor themselves to the userManage cookies and sessions, and maintain a high level of securityMaster the JavaScript languageand enhance it with jQueryUse Ajax calls for background browser/server communicationAcquire CSS2 and CSS3 skills for professionally styling your web pagesImplement all of the new HTML5 features, including geolocation, audio, video, and the canvas

An in-depth analysis of the best video game franchises, characters, consoles, and computers of the 1980's. Curating the most important games, including Pac Man, Tetris, Frogger, Outrun, Zelda, Super Mario, and more, as well as the hardware: the NES, C64, Sega Mega System, the Amiga 50, and more.

Discover how data science can help you gain in-depth insight into your business - the easy way! Jobs in data science abound, but few people have the data science skills needed to fill these increasingly important roles.

Fearless investigative journalist takes a deep dive into the dark world of online racist hatemongers - and shows us how we can fight back

Godt Ord Igen er en helt specielt ordbog, som du kan finde på inter- nettet. Alle ord er nemlig genereret af en computeralgoritme, mens det er hjemmesidens brugere, som finder på, hvad ordene betyder.Når man besøger www.godt-ord-igen.dk, sætter algoritmen to ord sammen til et nyt, sammensat ord. Det kunne fx være “bjerg” og “jolle”. Herefter kan man give det nye ord bjergjolle en forklaring og gemme den i ordbogen.Bogen her er den tredje samling af de bedste og sjoveste af hjemmesidens over 26.000 ord. Den første samling, “Godt ord igen - Egernrygning”, udkom i 2018 og den anden, “Godt ord igen - Landmandsflygel”, i 2019.Denne gang kan du finde uundværlige nye ord som backslashcoupé, øseskrædder, boksesolbrille, smældkarbonade, nougatkaleche og gymnastikhavre. Og bjergjolle; en bjergjolle er en kælk.Bogen er den anden samling af de bedste og sjoveste ord og ordforklaringer ud af de godt 25.000, som ordbogen rummer. Den første samling udkom i 2018: “Godt ord igen - Egernrygning”.

While Excel remains ubiquitous in the business world, recent Microsoft feedback forums are full of requests to include Python as an Excel scripting language. In fact, it's the top feature requested. What makes this combination so compelling? In this hands-on guide, Felix Zumstein--creator of xlwings, a popular open source package for automating Excel with Python--shows experienced Excel users how to integrate these two worlds efficiently.Excel has added quite a few new capabilities over the past couple of years, but its automation language, VBA, stopped evolving a long time ago. Many Excel power users have already adopted Python for daily automation tasks. This guide gets you started.Use Python without extensive programming knowledgeGet started with modern tools, including Jupyter notebooks and Visual Studio codeUse pandas to acquire, clean, and analyze data and replace typical Excel calculationsAutomate tedious tasks like consolidation of Excel workbooks and production of Excel reportsUse xlwings to build interactive Excel tools that use Python as a calculation engineConnect Excel to databases and CSV files and fetch data from the internet using Python codeUse Python as a single tool to replace VBA, Power Query, and Power Pivot

The #1 selling Wi-Fi networking reference guide in the worldThe CWNA: Certified Wireless Network Administrator Study Guide is the ultimate preparation resource for the CWNA exam. Fully updated to align with the latest version of the exam, this book features expert coverage of all exam objectives to help you pass the exam. But passing the exam is just a first step. For over 16 years, the CWNA Study Guide has helped individuals jump-start their wireless networking careers. Wireless networking professionals across the globe use this book as their workplace reference guide for enterprise Wi-Fi technology.Owning this book provides you with a foundation of knowledge for important Wi-Fi networking topics, including:* Radio frequency (RF) fundamentals* 802.11 MAC and medium access* Wireless LAN topologies and architecture* WLAN design, troubleshooting and validation* Wi-Fi networking securityThe book authors have over 40 years of combined Wi-Fi networking expertise and provide real-world insights that you can leverage in your wireless networking career. Each of the book's 20 chapters breaks down complex topics into easy to understand nuggets of useful information. Each chapter has review questions that help you gauge your progress along the way. Additionally, hands-on exercises allow you to practice applying CWNA concepts to real-world scenarios. You also get a year of free access to the Sybex online interactive learning environment, which features additional resources and study aids, including bonus practice exam questions.The CWNA certification is a de facto standard for anyone working with wireless technology. It shows employers that you have demonstrated competence in critical areas, and have the knowledge and skills to perform essential duties that keep their wireless networks functioning and safe. The CWNA: Certified Wireless Network Administrator Study Guide gives you everything you need to pass the exam with flying colors.

The inside story of the booming video game industry from the late 1990s to the present, as told by the Managing Director of Ubisoft's Massive Entertainment (The Division, Far Cry 3, Assassin's Creed: Revelations).

An accessible, highly-illustrated introduction to deep learning that offers visual and conceptual explanations instead of equations. Readers learn how to use key deep learning algorithms without the need for complex math.

AI is the technology of the future, but how does it actually work? A hilarious, transporting look under the hood of the technology that's changing the world - and why it's dumber than we think

Gain the skills to maximize your photography investmentAdding a Nikon D780 to your collection means you're ready to get professional results from your photography. Don't start shooting photos without first gathering the tips and tricks needed to get those high-end results. Long time pro photographer Doug Sahlin shares his deep knowledge of photography principals and shows how to apply them using a Nikon D780. Get quick answers to your "what does this button do" questions before diving into how to gain full control of exposure using this pro-level camera.Inside...* Explore the Nikon D780 body* Get to know the settings options* See results from auto modes* Take control of exposure* Look into lens options* Add a flash to the mix* Apply your skills for better results

How can you decide whether this career move is right for you? And if you do, what do you need to learn to succeed? Where do you start? How do you know that you're doing it right? What does "it" even mean? And isn't management a dirty word? This book will share the secrets you need to know to manage engineers successfully

The life and career of the legendary developer celebrated as the "godfather of computer gaming" and creator of Civilization.

Godt Ord Igen er en ordbog på internettet, hvor ordene er skabt af en algoritme, men hvor hjemmesidens brugere har givet ordene deres mening. Hvis man går ind på hjemmesiden www.godt-ord-igen.dk, sætter den to tilfældigt valgte ord sammen, så man får et spritnyt, sammensat ord. Det kunne fx være “drible” og “piphans”, som hjemmesiden sætter sammen til “driblepiphans”. Herefter kan man give det nye ord en forklaring og gemme ord og ordforklaring i ordbogen.Bogen er den anden samling af de bedste og sjoveste ord og ordforklaringer ud af de godt 25.000, som ordbogen rummer. Den første samling udkom i 2018: “Godt ord igen - Egernrygning”.