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as="style"></head> <body class="home blog"> <div class="mh-container"> <div class="wrapper-corporate"> <header class="header-wrap"> <a href="https://www.r-bloggers.com/" title="R-bloggers" rel="home"> <div class="logo-wrap" role="banner"> <img src="https://www.r-bloggers.com/wp-content/uploads/2020/07/R_02.webp" height="90" width="290" alt="R-bloggers" /> <div class="logo logo-overlay"> <h1 class="logo-name">R-bloggers</h1> <h2 class="logo-desc">R news and tutorials contributed by hundreds of R bloggers</h2> </div> </div> </a> <nav class="main-nav clearfix"> <div class="menu-top-nav-container"><ul id="menu-top-nav" class="menu"><li id="menu-item-48314" class="menu-item menu-item-type-custom menu-item-object-custom current-menu-item current_page_item menu-item-home menu-item-48314"><a href="https://www.r-bloggers.com" aria-current="page">Home</a></li> <li id="menu-item-92333" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-92333"><a 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But could it be continued? Source code: <a href="https://www.r-bloggers.com/2025/04/ensembles-of-models/" title=" Ensembles of Models">[Read more...]</a></div> </article><article class="loop-wrap round-corners clearfix"> <header class="loop-data"> <h3 class="loop-title"><a href="https://www.r-bloggers.com/2025/04/running-aggregate-on-wide-matrices-takes-loooong-use-nested-apply-or-data-tables-instead/" rel="bookmark">Running aggregate on wide matrices takes loooong; use nested apply or data tables instead !</a></h3> <p class="meta">April 4, 2025 | <span class="vcard author"><a class="fn" href="https://www.r-bloggers.com/author/di-cook/">Di Cook</a></span> </p> </header> <div class="mh-excerpt"><div style="width:60%;float:left"> The aggregate function can be very useful in R, allowing one to run a function (e.g. mean) within groups of rows, in each column in a matrix/data-frame and organize the results in an easy-to-read table. However, the function takes long to run for very ...</div><div style="width: 40%;float:right"><img src='https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiq9t-Tyv6MFXp4wQspMx7zdwuyqX2E2HAWyMKkvWWBIteiJ2bwsAKT2QTvtec0e3-UbhOEmZjf97KDJhrrxKHClWn-8HyxbuhuZOnd1Fe3h65zkKRz-1jggamax0Tw3bYlBpdEHAxSg_cFtYrR8bU6JW8fZaVwhuh4mJQlO317j0gQtYouuQQt3x-C3jaO/w320-h320/TimeDif.jpg' width="200" style="padding: 10px" /></div><div style="clear: both"></div> <a href="https://www.r-bloggers.com/2025/04/running-aggregate-on-wide-matrices-takes-loooong-use-nested-apply-or-data-tables-instead/" title="Running aggregate on wide matrices takes loooong; use nested apply or data tables instead !">[Read more...]</a></div> </article><article class="loop-wrap round-corners clearfix"> <header class="loop-data"> <h3 class="loop-title"><a href="https://www.r-bloggers.com/2025/04/calculating-the-united-states-reciprocal-tariffs/" rel="bookmark">Calculating the United State’s ‘reciprocal’ tariffs</a></h3> <p class="meta">April 4, 2025 | <span class="vcard author"><a class="fn" href="https://www.r-bloggers.com/author/giles-dickenson-jones-2/">giles.dickenson.jones</a></span> </p> </header> <div class="mh-excerpt"><div style="width:60%;float:left"> Soon after Trump’s tariffs were announced, it was noted the ‘reciprocal’ tariffs looked suspiciously like the US trade deficit divided by imports. Ever the skeptic, I couldn’t believe it could be this simple, so I decided to check it out myself with the help of R and UN ...</div><div style="width: 40%;float:right"><img src='https://www.gilesd-j.com/wp-content/uploads/2025/04/plot-3-1024x731.jpg' width="200" style="padding: 10px" /></div><div style="clear: both"></div> <a href="https://www.r-bloggers.com/2025/04/calculating-the-united-states-reciprocal-tariffs/" title="Calculating the United State’s ‘reciprocal’ tariffs">[Read more...]</a></div> </article><article class="loop-wrap round-corners clearfix"> <header class="loop-data"> <h3 class="loop-title"><a href="https://www.r-bloggers.com/2025/04/resume-2/" rel="bookmark">Resume</a></h3> <p class="meta">April 3, 2025 | <span class="vcard author"><a class="fn" href="https://www.r-bloggers.com/author/stencilled/">Stencilled</a></span> </p> </header> <div class="mh-excerpt">SENTHIL THYAGARAJAN (504) 908 0008 | <a href="/cdn-cgi/l/email-protection" class="__cf_email__" data-cfemail="5a293f342e323336742e32233b3d3b283b303b341a3d373b333674393537">[email protected]</a> Portfolio: http://www.stencilled.me https://www.linkedin.com/in/senthilthyagarajan/ PROFESSIONAL EXPERIENCE Analytics Director, Mekanism, New York, NY June 2023 –Present Built real-time... <a href="https://www.r-bloggers.com/2025/04/resume-2/" title="Resume">[Read more...]</a></div> </article><article class="loop-wrap round-corners clearfix"> <header class="loop-data"> <h3 class="loop-title"><a href="https://www.r-bloggers.com/2025/04/resume/" rel="bookmark">Resume</a></h3> <p class="meta">April 3, 2025 | <span class="vcard author"><a class="fn" href="https://www.r-bloggers.com/author/stencilled/">Stencilled</a></span> </p> </header> <div class="mh-excerpt">SENTHIL THYAGARAJAN (504) 908 0008 | <a href="/cdn-cgi/l/email-protection" class="__cf_email__" data-cfemail="0370666d776b6a6f2d776b7a626462716269626d43646e626a6f2d606c6e">[email protected]</a> Portfolio: http://www.stencilled.me https://www.linkedin.com/in/senthilthyagarajan/ PROFESSIONAL EXPERIENCE Analytics Director, Mekanism, New York, NY June 2023 –Present Built real-time... <a href="https://www.r-bloggers.com/2025/04/resume/" title="Resume">[Read more...]</a></div> </article><article class="loop-wrap round-corners clearfix"> <header class="loop-data"> <h3 class="loop-title"><a href="https://www.r-bloggers.com/2025/04/population-pyramid-plots-with-base-r/" rel="bookmark">Population pyramid plots with base R</a></h3> <p class="meta">April 3, 2025 | <span class="vcard author"><a class="fn" href="https://www.r-bloggers.com/author/highlandr/">HighlandR</a></span> </p> </header> <div class="mh-excerpt"> You will find the app demonstrating these pyramid plots here A brief timeline of this plot: It started off as a revised ggplot function for an internal charting package, with source data saved as parquet files. Then, because I wanted to tr... <a href="https://www.r-bloggers.com/2025/04/population-pyramid-plots-with-base-r/" title="Population pyramid plots with base R">[Read more...]</a></div> </article><article class="loop-wrap round-corners clearfix"> <header class="loop-data"> <h3 class="loop-title"><a href="https://www.r-bloggers.com/2025/04/see-new-bluesky-statistics-features-at-the-quality-show-and-asq/" rel="bookmark">See New BlueSky Statistics Features at The Quality Show and ASQ</a></h3> <p class="meta">April 2, 2025 | <span class="vcard author"><a class="fn" href="https://www.r-bloggers.com/author/bob-muenchen/">Bob Muenchen</a></span> </p> </header> <div class="mh-excerpt"><div style="width:60%;float:left"> BlueSky Statistics is easy-to-use software for statistics and machine learning. Behind the scenes it does all its work using the powerful R language. It can show you the code it writes, which you can modify for finer control. It comes in a free Base version and a commercial Pro version. ...</div><div style="width: 40%;float:right"><img src='https://r4stats.com/wp-content/uploads/2025/04/image.png' width="200" style="padding: 10px" /></div><div style="clear: both"></div> <a href="https://www.r-bloggers.com/2025/04/see-new-bluesky-statistics-features-at-the-quality-show-and-asq/" title="See New BlueSky Statistics Features at The Quality Show and ASQ">[Read more...]</a></div> </article><article class="loop-wrap round-corners clearfix"> <header class="loop-data"> <h3 class="loop-title"><a href="https://www.r-bloggers.com/2025/04/smart-extraction-converting-pdf-tables-into-usable-data-with-r-workshop/" rel="bookmark">Smart Extraction: Converting PDF Tables into Usable Data with R workshop</a></h3> <p class="meta">April 2, 2025 | <span class="vcard author"><a class="fn" href="https://www.r-bloggers.com/author/dariia-mykhailyshyna/">Dariia Mykhailyshyna</a></span> </p> </header> <div class="mh-excerpt">Join our workshop on Smart Extraction: Converting PDF Tables into Usable Data with R, which is a part of our workshops for Ukraine series! Here’s some more info: Title: Smart Extraction: Converting PDF Tables into Usable Data with R Date: Thursday, May 1st, 18:00 – 20:00 CET (Rome, Berlin, Paris timezone) Speaker: ... <a href="https://www.r-bloggers.com/2025/04/smart-extraction-converting-pdf-tables-into-usable-data-with-r-workshop/" title="Smart Extraction: Converting PDF Tables into Usable Data with R workshop">[Read more...]</a></div> </article><article class="loop-wrap round-corners clearfix"> <header class="loop-data"> <h3 class="loop-title"><a href="https://www.r-bloggers.com/2025/03/observable-for-r-users/" rel="bookmark">Observable for R users</a></h3> <p class="meta">March 31, 2025 | <span class="vcard author"><a class="fn" href="https://www.r-bloggers.com/author/r-on-nicola-rennie/">R on Nicola Rennie</a></span> </p> </header> <div class="mh-excerpt">Observable is a JavaScript-based reactive programming environment, commonly used for interactive data exploration, visualisation, and dashboards. You can create and publish Observable notebooks at observablehq.com (which is also a great place to look f... <a href="https://www.r-bloggers.com/2025/03/observable-for-r-users/" title="Observable for R users">[Read more...]</a></div> </article><article class="loop-wrap round-corners clearfix"> <header class="loop-data"> <h3 class="loop-title"><a href="https://www.r-bloggers.com/2025/03/bayesian-proportional-hazards-model-for-a-stepped-wedge-design/" rel="bookmark">Bayesian proportional hazards model for a stepped-wedge design</a></h3> <p class="meta">March 31, 2025 | <span class="vcard author"><a class="fn" href="https://www.r-bloggers.com/author/keith-goldfeld/">Keith Goldfeld</a></span> </p> </header> <div class="mh-excerpt"><div style="width:60%;float:left"> We’ve finally reached the end of the road. This is the fifth and last post in a series building up to a Bayesian proportional hazards model for analyzing a stepped-wedge cluster-randomized trial. If you are just joining in, you may want to start at ...</div><div style="width: 40%;float:right"><img src='https://www.rdatagen.net/post/2025-04-01-bayesian-proportional-hazards-model-for-a-stepped-wedge-design/index.en_files/figure-html/swplot-1.png' width="200" style="padding: 10px" /></div><div style="clear: both"></div> <a href="https://www.r-bloggers.com/2025/03/bayesian-proportional-hazards-model-for-a-stepped-wedge-design/" title="Bayesian proportional hazards model for a stepped-wedge design">[Read more...]</a></div> </article><article class="loop-wrap round-corners clearfix"> <header class="loop-data"> <h3 class="loop-title"><a href="https://www.r-bloggers.com/2025/03/should-i-use-your-r-package/" rel="bookmark">Should I Use Your R Package?</a></h3> <p class="meta">March 31, 2025 | <span class="vcard author"><a class="fn" href="https://www.r-bloggers.com/author/the-jumping-rivers-blog/">The Jumping Rivers Blog</a></span> </p> </header> <div class="mh-excerpt"><div style="width:60%;float:left"> The answer to this simple, innocuous question is: it depends. It depends on the package in question, of course. Perhaps less obviously, but just as importantly, it depends on who’s asking the question. We’re sure if we asked you about...</div><div style="width: 40%;float:right"><img src='https://www.jumpingrivers.com/blog/should-i-use-your-r-pkg/featured.png' width="200" style="padding: 10px" /></div><div style="clear: both"></div> <a href="https://www.r-bloggers.com/2025/03/should-i-use-your-r-package/" title="Should I Use Your R Package?">[Read more...]</a></div> </article><article class="loop-wrap round-corners clearfix"> <header class="loop-data"> <h3 class="loop-title"><a href="https://www.r-bloggers.com/2025/03/april-fools-day-and-the-pythagorean-theorem/" rel="bookmark">April Fool’s Day, and the Pythagorean Theorem</a></h3> <p class="meta">March 31, 2025 | <span class="vcard author"><a class="fn" href="https://www.r-bloggers.com/author/jerry-tuttle/">Jerry Tuttle</a></span> </p> </header> <div class="mh-excerpt"><div style="width:60%;float:left"> Here is a post in honor of April Fools' Day, which unlike March 14, is celebrated by countries that use either the month-day format or the day-month format. Not everyone is a math per...</div><div style="width: 40%;float:right"><img src='https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEje2pP1aS4O9OjSDa1us28sbM2fktK-3twcssnZ5LRt8C9FOxNBqNIWcedGagYDMDDzuNlNsrdfa75vqVL47X_kVmTzuMhkKy_ylj90rjUj-R7MOP309r-wlAq6TzDhIAA4vmaYbkRhK-K-KWnDJK6w0zc2WIn7pNE2A95mHVzyMFq5wua-9cYdJp37Wm8/s320/Screenshot_8.png' width="200" style="padding: 10px" /></div><div style="clear: both"></div> <a href="https://www.r-bloggers.com/2025/03/april-fools-day-and-the-pythagorean-theorem/" title="April Fool’s Day, and the Pythagorean Theorem">[Read more...]</a></div> </article><article class="loop-wrap round-corners clearfix"> <header class="loop-data"> <h3 class="loop-title"><a href="https://www.r-bloggers.com/2025/03/nonlinear-conformalized-generalized-linear-models-glms-with-r-package-rvfl-and-other-models/" rel="bookmark">Nonlinear conformalized Generalized Linear Models (GLMs) with R package ‘rvfl’ (and other models)</a></h3> <p class="meta">March 30, 2025 | <span class="vcard author"><a class="fn" href="https://www.r-bloggers.com/author/t-moudiki/">T. Moudiki</a></span> </p> </header> <div class="mh-excerpt">Nonlinear conformalized Generalized Linear Models (GLMs) with R package 'rvfl' (and other models) <a href="https://www.r-bloggers.com/2025/03/nonlinear-conformalized-generalized-linear-models-glms-with-r-package-rvfl-and-other-models/" title="Nonlinear conformalized Generalized Linear Models (GLMs) with R package ‘rvfl’ (and other models)">[Read more...]</a></div> </article><article class="loop-wrap round-corners clearfix"> <header class="loop-data"> <h3 class="loop-title"><a href="https://www.r-bloggers.com/2025/03/robservations-51-download-kaggle-datasets-into-the-r-console-with-rkaggle/" rel="bookmark">RObservations #51: Download Kaggle Datasets into the R Console with {RKaggle}</a></h3> <p class="meta">March 30, 2025 | <span class="vcard author"><a class="fn" href="https://www.r-bloggers.com/author/benjamin-smith/">Benjamin Smith</a></span> </p> </header> <div class="mh-excerpt"><div style="width:60%;float:left"> I recently found some R code in the TidyTuesday repository which pulled data from Kaggle directly into the R console and I thought the idea was incredible! After looking around and seeing that there was no packages that already did this, I was inspired to create the {RKaggle} package which ...</div><div style="width: 40%;float:right"><img src='https://bensstats.wordpress.com/wp-content/uploads/2025/03/copy_of_ig.degree.betweenness-removebg-preview.png' width="200" style="padding: 10px" /></div><div style="clear: both"></div> <a href="https://www.r-bloggers.com/2025/03/robservations-51-download-kaggle-datasets-into-the-r-console-with-rkaggle/" title="RObservations #51: Download Kaggle Datasets into the R Console with {RKaggle}">[Read more...]</a></div> </article><article class="loop-wrap round-corners clearfix"> <header class="loop-data"> <h3 class="loop-title"><a href="https://www.r-bloggers.com/2025/03/converting-arbitrarily-large-csvs-to-parquet-with-r/" rel="bookmark">Converting arbitrarily large CSVs to Parquet with R</a></h3> <p class="meta">March 30, 2025 | <span class="vcard author"><a class="fn" href="https://www.r-bloggers.com/author/michael-mayer/">Michael Mayer</a></span> </p> </header> <div class="mh-excerpt"><div style="width:60%;float:left"> How to convert that huge csv to parquet? Now in R!</div><div style="width: 40%;float:right"><img src='https://lorentzen.ch/wp-content/uploads/2025/03/image-2.png' width="200" style="padding: 10px" /></div><div style="clear: both"></div> <a href="https://www.r-bloggers.com/2025/03/converting-arbitrarily-large-csvs-to-parquet-with-r/" title="Converting arbitrarily large CSVs to Parquet with R">[Read more...]</a></div> </article><article class="loop-wrap round-corners clearfix"> <header class="loop-data"> <h3 class="loop-title"><a href="https://www.r-bloggers.com/2025/03/february-2025-top-40-new-cran-packages/" rel="bookmark">February 2025 Top 40 New CRAN Packages</a></h3> <p class="meta">March 27, 2025 | <span class="vcard author"><a class="fn" href="https://www.r-bloggers.com/author/joseph-rickert/">Joseph Rickert</a></span> </p> </header> <div class="mh-excerpt"> In February, one hundred fifty-nine new packages made it to CRAN. Here are my Top 40 picks in fifteen categories: Artificial Intelligence, Computational Methods, Ecology, Genomics, Health Sciences, Mathematics, Machine Learning, Medicine, Music,... <a href="https://www.r-bloggers.com/2025/03/february-2025-top-40-new-cran-packages/" title="February 2025 Top 40 New CRAN Packages">[Read more...]</a></div> </article><article class="loop-wrap round-corners clearfix"> <header class="loop-data"> <h3 class="loop-title"><a href="https://www.r-bloggers.com/2025/03/ropensci-news-digest-march-2025/" rel="bookmark">rOpenSci News Digest, March 2025</a></h3> <p class="meta">March 26, 2025 | <span class="vcard author"><a class="fn" href="https://www.r-bloggers.com/author/ropensci-open-tools-for-open-science/">rOpenSci - open tools for open science</a></span> </p> </header> <div class="mh-excerpt"> Dear rOpenSci friends, it’s time for our monthly news roundup! You can read this post on our blog. Now let’s dive into the activity at and around rOpenSci! rOpenSci HQ rOpenSci Champions Program 2025 In Spanish: Apply before April 30th... <a href="https://www.r-bloggers.com/2025/03/ropensci-news-digest-march-2025/" title="rOpenSci News Digest, March 2025">[Read more...]</a></div> </article><article class="loop-wrap round-corners clearfix"> <header class="loop-data"> <h3 class="loop-title"><a href="https://www.r-bloggers.com/2025/03/dealing-with-duplicate-data-in-r-workshop/" rel="bookmark">Dealing with Duplicate Data in R workshop</a></h3> <p class="meta">March 25, 2025 | <span class="vcard author"><a class="fn" href="https://www.r-bloggers.com/author/dariia-mykhailyshyna/">Dariia Mykhailyshyna</a></span> </p> </header> <div class="mh-excerpt">Join our workshop on Dealing with Duplicate Data in R, which is a part of our workshops for Ukraine series! Here’s some more info: Title: Dealing with Duplicate Data in R Date: Thursday, April 25th, 18:00 – 20:00 CET (Rome, Berlin, Paris timezone) Speaker: Erin Grand works as a freelancer and Data ... <a href="https://www.r-bloggers.com/2025/03/dealing-with-duplicate-data-in-r-workshop/" title="Dealing with Duplicate Data in R workshop">[Read more...]</a></div> </article><article class="loop-wrap round-corners clearfix"> <header class="loop-data"> <h3 class="loop-title"><a href="https://www.r-bloggers.com/2025/03/fda-compliance-in-software-development-cases-where-poor-software-quality-led-to-costly-fda-rejections/" rel="bookmark">FDA Compliance in Software Development: Cases Where Poor Software Quality Led to Costly FDA Rejections</a></h3> <p class="meta">March 25, 2025 | <span class="vcard author"><a class="fn" href="https://www.r-bloggers.com/author/pawel-przytula/">Paweł Przytuła</a></span> </p> </header> <div class="mh-excerpt"><div style="width:60%;float:left"> If you work in pharma, you know how much time and money go into drug development. The last thing you want is a painful FDA rejection, one that not only costs your company millions but also delays critical treatments for patients who need them. Regulatory rejections can happen for many ...</div><div style="width: 40%;float:right"><img src='https://wordpress.appsilon.com/wp-content/uploads/2025/03/67cb14f56eab8476242d0af9_66fc17578edc39e2a907790a_Rounding_4-p-1600.webp' width="200" style="padding: 10px" /></div><div style="clear: both"></div> <a href="https://www.r-bloggers.com/2025/03/fda-compliance-in-software-development-cases-where-poor-software-quality-led-to-costly-fda-rejections/" title="FDA Compliance in Software Development: Cases Where Poor Software Quality Led to Costly FDA Rejections">[Read more...]</a></div> </article><article class="loop-wrap round-corners clearfix"> <header class="loop-data"> <h3 class="loop-title"><a href="https://www.r-bloggers.com/2025/03/checkglobals-another-r-package-for-static-code-analysis/" rel="bookmark">checkglobals: an(other) R-package for static code analysis</a></h3> <p class="meta">March 24, 2025 | <span class="vcard author"><a class="fn" href="https://www.r-bloggers.com/author/open-analytics/">Open Analytics</a></span> </p> </header> <div class="mh-excerpt"><div style="width:60%;float:left"> Introduction An important aspect of writing an R-script or an R-package is ensuring reproducibility and maintainability of the developed code, not only for others, but also for our future selves. The modern R ecosystem provides various tools and packa...</div><div style="width: 40%;float:right"><img src='https://www.openanalytics.eu/blog-img/screen01.svg' width="200" style="padding: 10px" /></div><div style="clear: both"></div> <a href="https://www.r-bloggers.com/2025/03/checkglobals-another-r-package-for-static-code-analysis/" title="checkglobals: an(other) R-package for static code analysis">[Read more...]</a></div> </article><span aria-current="page" class="page-numbers current">1</span> <a class="page-numbers" href="https://www.r-bloggers.com/page/2/">2</a> <a class="page-numbers" href="https://www.r-bloggers.com/page/3/">3</a> <span class="page-numbers dots">…</span> <a class="page-numbers" href="https://www.r-bloggers.com/page/2168/">2,168</a> <a class="next page-numbers" href="https://www.r-bloggers.com/page/2/">»</a> </div> <aside class="mh-sidebar sb-right"> <div id="custom_html-2" class="widget_text sb-widget widget_custom_html"><div class="textwidget custom-html-widget"> <div class="top-search" style="padding-left: 0px;"> <form id="searchform" action="https://www.google.com/cse" target="_blank"> <div> <input type="hidden" name="cx" value="005359090438081006639:paz69t-s8ua" /> <input type="hidden" name="ie" value="UTF-8" /> <input type="text" value="" name="q" id="q" autocomplete="on" style="font-size:16px;" placeholder="Search R-bloggers.." /> <input type="submit" id="searchsubmit2" name="sa" value="Go" style="font-size:16px;" /> </div> </form> </div> </div></div><div id="text-6" class="sb-widget widget_text"> <div class="textwidget"><div style="min-height:26px;border:1px solid #ccc;padding:3px;text-align:left; 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Reproducible.</a></li> <li><a href="https://daveonr.com/#category=R">Dave On R</a></li> <li><a href="http://denishaine.wordpress.com">denis haine » blog</a></li> <li><a href="http://jaredknowles.com/journal/">Data, Evidence, and Policy – Jared Knowles</a></li> <li><a href="https://memosisland.blogspot.com/search/label/R">Memo’s Island</a></li> <li><a href="https://pitfalls-r-us.blogspot.com/search/label/R">Pitfalls-R-Us</a></li> <li><a href="http://gforge.se">G-Forge » R</a></li> <li><a href="/categories/statistics/">Statistics | Gertjan Verhoeven</a></li> <li><a href="https://jermdemo.blogspot.com/search/label/R" title="This should conatin mostly bug fixes that people tend to google, although I rattle on about other programming stuff I am currently “involved in”/”coping with” bioinformatics programming in a Java environment.">Jermdemo Raised to the Law</a></li> </ul> </div> <div id="text-16" class="sb-widget widget_text"> <div class="textwidget"><strong><a 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