Ana Gauna Tech Dev Blog

  O W3C tem uma especificação HTML5 e CSS para uso mobile. https:// w3.org/Mobile/  

Como instalar o Google ChromeCast (3a. Geração) na TV Algumas TV Smart (com aproximadamente uns 10 anos de uso) em pouco tempo param de atualizar o sistema e isso ocorrendo diversos aplicativos param de funcionar. Isso ocorreu com duas TV Smart Samsung (que eu comprei em 2013), que nunca deu defeito e estão funcionando perfeitamente bem. O problema da TV é que existe alguns aplicativos que funcionam, existe vários aplicativos que já parou de funcionar, e os aplicativos novos nenhum instala dentro da televisão, porque a TV já está muito velha. Como a minha TV velha ainda está funcionando bem, não vou pensar em comprar TV nova tão cedo. Meses atrás eu comprei o Google ChromeCast (3a. Geração) e com os aplicativos Netflix, PrimeVideo, Disney+, HBO+, Star+, Paramount+, Globoplay, Canais Globo, etc, instalados no celular eu consigo ver a imagem dos filmes dos aplicativos na minha TV utilizando o ChromeCast, ele resolveu o problema, eu gostei dele. Em Junho 2022 (eu pesquisei muito) e con...

GDPR - General Data Protection Regulation  https://www.gov.uk/data-protection The Data Protection Act The  Data Protection Act 2018  controls how your personal information is used by organisations, businesses or the government. The Data Protection Act 2018 is the UK’s implementation of the General Data Protection Regulation (GDPR). Everyone responsible for using personal data has to follow strict rules called ‘data protection principles’. They must make sure the information is: used fairly, lawfully and transparently used for specified, explicit purposes used in a way that is adequate, relevant and limited to only what is necessary accurate and, where necessary, kept up to date kept for no longer than is necessary handled in a way that ensures appropriate security, including protection against unlawful or unauthorised processing, access, loss, destruction or damage There is stronger legal protection for more sensitive information, such as: race ethnic background political...

 https://gatefy.com/pt-br/blog/como-funcionam-leis-protecao-dados-estados-unidos/

  Qual a teoria de Michael Porter?  Estratégia Competitiva.   As 5 forças de  Porter  são:  1) ameaça de produtos substitutos;  2) ameaça de entrada de novos concorrentes;  3) poder de negociação dos clientes;  4) poder de negociação dos fornecedores   5) rivalidade entre os concorrentes.  São os pilares de uma empresa, e se algum mudar, deve-se reavaliar seu posicionamento estratégico Qual a principal contribuição de Michael Porter para a gestão estratégica? Do seu trabalho resultaram conceitos de  estratégia  que marcaram a disciplina como a análise de indústrias em torno de cinco forças competitivas; e as duas fontes genéricas de vantagem competitiva: diferenciação e baixo custo

 Python Libraries e Frameworks

  Zing Chart  / Biblioteca JavaScript Add a little zing to your analytical apps with Zing Chart a freemium charting library that has plenty of great features and lots of chart types. ZingChart offers a modern, highly visual set of charts with features including horizontal style tooltips which to be fair are pretty unique and work very well. It also comes with pan and zoom interactivity straight out the box. Notable Feature List Zoom, Pan, Select interactivity 2d & 3d charts Unique ‘Crosshair’ tooltips Drill down capability out of the box On-chart image rendering Licensing ZingChart has a freemium licensing model; This means that you can use it for both personal and commercial purposes as long as you show the small attribution link (this can be seen in the demo above). Alternatively, you can buy a full license which starts from as little as $99 per year. CDN Links ZingChart provides a content delivery network to use the JavaScript library which can be found on the following...

  Muze.JS  / Biblioteca JavaScript If you’ve ever used Tableau data analytical software before, then this charting library will feel familiar. MuzeJS offers Tableau style charts in a package ready for the web. With a large array of chart types to choose from, this completely free-to-use package is a great contender in the data visualization world. Notable Feature List In-built cross-filter helper Lasoo selection tool Zoom and pan Drill down functionality Big data capability, after rendering, interactivity is second to none Powered by Web Assembly Licensing From what I can interpret on the MuzeJS website, is that the license is a custom one. Although having said this, it still gives full flexibility between the usage of personal and commercial projects alike. CDN Links https://cdn.jsdelivr.net/npm/@chartshq/muze@2.0.0/dist/ GitHub Repo MuzeJS GitHub Repository Documentation MuzeJS Documentation MuzeJS Demos

  AnyChart  / Biblioteca JavaScript Say hello to AnyChart, a very popular charting library among the commercial world with customers using it such as Bosch, Ford, Nokia, and many more. Boasting 70+ chart types this library has everything you could possibly need in terms of charting visualization. Offers huge customization to enable the most beautiful dashboard designs. Notable Feature List Both 2d and 3d charts available Beautiful default styles, tooltips, and animations Load data from CSV and even export data to CSV & Excel Fully responsive Ready for essentially any platform Pareto charts Also offers additional ‘AnyMaps’ ‘AnyStocks’ ‘AnyGant’ packages Prepared for ‘Big Data’ with the ability to render seamlessly On canvas drawing tools, the ability to complete add your own info points/annotations Export rendered charts as an SVG, PNG, JPG, or PDF 70+ Chart types to choose from Licensing AnyCharts offers a range of licensing which are mainly catered for commercial usage. A...

  Smoothie Charts  / Biblioteca JavaScript Smoothie Charts is another very unique, one-purpose charting library. Bringing excellently animated line charts to the table for fast updated data. The library is perfect for manufacturing PLC data or as demonstrated in the examples a CPU monitor. Animations are flawlessly smooth and you wouldn’t expect anything less considering the name. Notable Feature List Superior smooth chart updates Geared towards fast-updating data or ‘Streaming data’ Very easy to set up Fully responsive Colour customization Line & multi-line capability Chart configuration builder that outputs code snippets ready to go Licensing Smoothie Charts has been released under the MIT license and so is free to use for both personal and commercial projects. CDN Links https://cdnjs.com/libraries/smoothie GitHub Repo SmoothieCharts GitHub Repository Documentation SmoothieCharts Getting Started Tutorial SmoothieCharts Configuration Code Builder

  Google Charts  / Biblioteca JavaScript Google charts is a very long-standing charting package that pretty much has it all. With an excellent documentation base and examples to support. Google Charts have an almost semi-modern style with the instant visual realization that it’s a Google brand, especially by the default color scheme. Notable Feature List A massive feature of this package is that it’s completely free for commercial use, which is pretty awesome considering the size of the brand Extremely detailed documentation base with many examples to learn from Tooltips Annotations All charts are zoomable Some of the best visual chart gauges on the web (In my opinion) Licensing GoogleCharts is completely free to use across the board giving personal and commercial the rights to use it. CDN Links Google Charts has its own hosted content delivery network links which can be found using the following link https://developers.google.com/chart/interactive/docs/basic_load_libs GitHub ...

  C3.js  / Biblioteca JavaScript C3.js deserves its place in this list of the best JS libraries available in 2021. The library has been around a long time, is super-clean, customizable to suit many needs, and has a good range of charts to work with. Built upon the renowned D3.js charting engine, C3.js offers a maintained, up-to-date visualization experience that is perfect for most use-cases. Notable Feature List ‘Zoomable’ sub-charts Appealing animations Highly customizable Tooltips Excellent documentation with code examples and demonstrations Licensing C3.js is an open-source library free to use for both personal and commercial projects alike. C3.js is released under the MIT license. CDN Links AmCharts is hosted on various CDN networks and has its own CDN source links too. https://cdnjs.com/libraries/c3 https://www.jsdelivr.com/package/npm/c3 https://www.jsdelivr.com/package/npm/@amcharts/amcharts4 GitHub Repo C3.js GitHub Repository Documentation C3.js Documentation C3.js D...

  RoughViz  / Biblioteca JavaScript RoughViz is certainly one to look at in 2021, built upon d3.js version 5, brings very unique visualizations to your front end. The rendered charts are almost like crayon drawings, with rough borders and coloring, it actually really pleases the eye. The library is super-easy to work with utilizing array-based data sets and various options easily modified. Notable Feature List Very unique, nothing else around like it Plenty of customizable options Tooltips Built upon d3.js version 5 Licensing RoughViz is another library that can be used in both commercial and personal projects free of charge. The library is released under the MIT license. CDN Links NVD3 is hosted on various CDN networks as listed below https://unpkg.com/rough-viz@1.0.6 GitHub Repo RoughViz GitHub Repository

  ToastUI  / Biblioteca JavaScript ToastUI is a very visual, modernized library that not only offers pretty much all the common charts but looks brilliant too. Each chart has the capability to be exported in a variety of ways including .xls (data), .jpg (image). This of course is very handy for the end-user, especially the ability to export the data behind the chart for further analysis. Notable Feature List Multi export functionality which includes .xls, .csv, .jpg and .png Completely responsive for the modern web Nice animations during real-time data updates Beautiful animations during chart updates Deselectable/selectable data series Zero dependencies Licensing -  ToastUI has been released under the MIT license. This gives the rights for both personal project and commercial project use alike. Links -  ToastUI is hosted on various CDN networks as listed below https://uicdn.toast.com/chart/latest/toastui-chart.min.css https://unpkg.com/browse/frappe-charts@1.3.0/ ht...

  Frappe Charts  / Biblioteca JavaScript If you’re a keen developer, then you’ll probably feel familiar with the way that Frappe Charts look and feel. That’s because the charts designs are inspired by charts you find on GitHub. You will recognize the heatmap straight away if you’ve been making plenty of commits lately. Notable Feature List Rapid export an SVG capability which is basically an instant export to image (SVG) file. Annotations GitHub theme inspired which is extremely clean Beautiful animations during chart updates Mixed chart capability Epic looking tooltips when using multi/mixed charts Fully responsive Zero dependencies Licensing -  Frappe Charts are completely open-sourced and released under the MIT license. This gives the rights for both personal project and commercial project use alike. Links -  Frappe Charts is hosted on various CDN networks as listed below https://www.jsdelivr.com/package/npm/frappe-charts https://unpkg.com/browse/frappe-charts@1.3...

  Billboard.js  / Biblioteca JavaScript In what feels like a very minimalist library, billboard.js comes with a good set of charts for data visualization. It’s based on D3 version 4 and has similarities to  c3.js  charts. Billboard has a stacked list of charts to use and a huge load of configurable assets such as the legend, axis, and tooltips. Notable Feature List Vast customization allowing you to get the exact visualization for the job at hand Completely responsive Tooltips and dual chart linked tooltips Manual Zoom, drag zoom, and sub-charts with viewfinder zoom Easily added labeled Y lines which are great for added analysis Gradient chart area fills Licensing -  Another project that has been released under the MIT license. Billboard.js is therefore freely available to use in your own personal and commercial projects. Considering how many features this library offers, it’s hard to believe it’s free to use! Links -  Billboard.js is hosted on various CDN ...

  ApexCharts.js  / Biblioteca JavaScript ApexChart.js comes with a variety of elegant features to bring beautiful data analysis to your web pages. On paper, this library ticks nearly all the boxes you would usually want it for. With annotation capability which is relatively rare in free-to-use packages. Responsiveness and animations and to top all that off, it looks pretty great too. Notable Feature List Beautiful visual annotations Completely responsive Flexible interactivity including pan, scroll, zoom in and out. Tooltips Vast user documentation Preset color themes you can easily switch between Lot’s of demos and source code to get your hands on Offers paid upgrades to include some of FusionChart’s add-on packages. Works flawlessly with vanilla JS, VueJS, React, and Angular, documentation included. Licensing -  ApexChart.js is released under the MIT license and therefore is freely available to use in your own personal and commercial projects. Considering how many featu...

  ChartJS  / Biblioteca JavaScript Next at number four is another one of my personal favorites. If you want a chart visualization library that always looks great, then this is the one. Somehow, the creator of ChartJS got the default colors absolutely perfect and they go so well within any website. It’s again another library that doesn’t have a massive selection of charts but does it very well with the ones it does offer. Notable Feature List Very easy to work with without the knowledge of JSON markup. Mixed chart types, build bars and lines onto the same visualization. Beautiful animations Tooltips Renderable on all major browsers including IE11+ Completely responsive Thorough user documentation and sample base Includes one of the only free-to-use radar charts that actually works correctly and visualizes data properly. Licensing -  ChartJS is released under the MIT license and therefore is freely available to use in your own personal and commercial projects. It Links -...

  Vis.js  / Biblioteca JavaScript Vis.js is a very versatile parent library of other sub-libraries including networking, timeline, 2d, and 3d visualization capabilities. This library offers 3d charts which are pretty rare amongst most charting libraries which definitely gives it an edge. Notable Feature List 3D Charts 2D Charts Multi-chart capability Optional tooltips 3D interactivity on relevant charts Chart playgrounds demonstrating many of its features Flawless animations Vis.js has some stunning visualizations in both 2d and 3d forms but of course, all will serve specific purposes. Personally, I’ve never come across the need to use 3d charts but if your working in some type of scientific data analysis background, I could imagine it would be useful. Licensing -  The Viz.js library is dual-licensed under both Apache 2.0 and MIT licenses. Both of these licenses enable usage, modification, and distribution by both personal and commercial parties. Links -  VizJS can b...