https://manishbarnwal.com/ Recent content on Manish Barnwal Hugo en-us Mon, 31 Aug 2020 00:00:00 +0000 https://manishbarnwal.com/posts/brief_introduction_to_spark_ui/ Mon, 31 Aug 2020 00:00:00 +0000 https://manishbarnwal.com/posts/brief_introduction_to_spark_ui/ This is a post on Spark UI and what to look for while Spark jobs are running. https://manishbarnwal.com/posts/logging_in_python/ Tue, 26 May 2020 00:00:00 +0000 https://manishbarnwal.com/posts/logging_in_python/ This is a post on how one should get started with logging in Python. https://manishbarnwal.com/posts/personal_finance_101/ Tue, 07 Apr 2020 00:00:00 +0000 https://manishbarnwal.com/posts/personal_finance_101/ This is a post on how one should start his journey into investments. https://manishbarnwal.com/posts/cluster_nse_companies/ Mon, 28 Oct 2019 00:00:00 +0000 https://manishbarnwal.com/posts/cluster_nse_companies/ This is a blog post on clustering NSE top 500 companies. https://manishbarnwal.com/posts/item_item_recs_paper_summary/ Tue, 16 Jul 2019 00:00:00 +0000 https://manishbarnwal.com/posts/item_item_recs_paper_summary/ This is a paper summary of item-item collaborative filtering paper by Amazon https://manishbarnwal.com/posts/types_data_recommender_system/ Thu, 27 Sep 2018 00:00:00 +0000 https://manishbarnwal.com/posts/types_data_recommender_system/ This tutorial explains the type of data one deals with when building recommender systems. https://manishbarnwal.com/posts/try_catch_in_python/ Mon, 18 Jun 2018 00:00:00 +0000 https://manishbarnwal.com/posts/try_catch_in_python/ This tutorial is on handling errors with try-catch in Python. https://manishbarnwal.com/posts/subsetting_dataframe_python/ Mon, 18 Jun 2018 00:00:00 +0000 https://manishbarnwal.com/posts/subsetting_dataframe_python/ This tutorial is on how to filter rows of a dataframe based on conditions on columns in dataframe in Python. https://manishbarnwal.com/posts/working_with_dates_in_python/ Mon, 18 Jun 2018 00:00:00 +0000 https://manishbarnwal.com/posts/working_with_dates_in_python/ This tutorial is on ways to deal with dates in Python. https://manishbarnwal.com/posts/git_and_github_for_data_scientists/ Wed, 18 Apr 2018 00:00:00 +0000 https://manishbarnwal.com/posts/git_and_github_for_data_scientists/ This is a tutorial on git and github for anyone who wants to use it. https://manishbarnwal.com/posts/virtual_environment_in_python/ Tue, 23 Jan 2018 00:00:00 +0000 https://manishbarnwal.com/posts/virtual_environment_in_python/ This is a tutorial on how to create a virtual environment in Python. https://manishbarnwal.com/posts/lessons_from_the_guitar/ Tue, 28 Nov 2017 00:00:00 +0000 https://manishbarnwal.com/posts/lessons_from_the_guitar/ This is a tutorial on how to create a virtual environment in Python. https://manishbarnwal.com/posts/starter_music_theory/ Fri, 24 Nov 2017 00:00:00 +0000 https://manishbarnwal.com/posts/starter_music_theory/ This post is an introduction to music theory. https://manishbarnwal.com/posts/common_docker_commands/ Thu, 23 Nov 2017 00:00:00 +0000 https://manishbarnwal.com/posts/common_docker_commands/ This post is a tutorial on the commonly used docker commands. https://manishbarnwal.com/posts/yaadon_ki_chuskiya/ Wed, 12 Jul 2017 00:00:00 +0000 https://manishbarnwal.com/posts/yaadon_ki_chuskiya/ This song is about college days, friendship, and nostalgia. https://manishbarnwal.com/posts/lessons_learnt_from_3_years_of_job_at_walmart/ Mon, 05 Jun 2017 00:00:00 +0000 https://manishbarnwal.com/posts/lessons_learnt_from_3_years_of_job_at_walmart/ This post is about my learnings from three years of job at Walmart. https://manishbarnwal.com/posts/music_in_my_life/ Tue, 30 May 2017 00:00:00 +0000 https://manishbarnwal.com/posts/music_in_my_life/ This post talks about the essence of music in my life https://manishbarnwal.com/posts/choosing_probability_cut-off_in_classification/ Thu, 18 May 2017 00:00:00 +0000 https://manishbarnwal.com/posts/choosing_probability_cut-off_in_classification/ This post describes how to choose the probability cut-off in classification problem. https://manishbarnwal.com/posts/markdown_commands_i_use_frequently/ Mon, 15 May 2017 00:00:00 +0000 https://manishbarnwal.com/posts/markdown_commands_i_use_frequently/ This post is a tutorial on dplyr - a package for data manipulation in R. https://manishbarnwal.com/posts/tutorial_on_dplyr/ Mon, 15 May 2017 00:00:00 +0000 https://manishbarnwal.com/posts/tutorial_on_dplyr/ This post is a tutorial on dplyr - a package for data manipulation in R. https://manishbarnwal.com/posts/machine_learning_function_estimation/ Fri, 12 May 2017 00:00:00 +0000 https://manishbarnwal.com/posts/machine_learning_function_estimation/ This post talks explains how the essence of machine learning is function estimation. https://manishbarnwal.com/posts/time_series_and_forecasting_using_r/ Wed, 03 May 2017 00:00:00 +0000 https://manishbarnwal.com/posts/time_series_and_forecasting_using_r/ This post talks about time series and forecasting. https://manishbarnwal.com/posts/believe_in_yourself/ Mon, 03 Apr 2017 00:00:00 +0000 https://manishbarnwal.com/posts/believe_in_yourself/ This post talks about one of the best lessons I have experienced. https://manishbarnwal.com/posts/h2o_with_r/ Tue, 28 Mar 2017 00:00:00 +0000 https://manishbarnwal.com/posts/h2o_with_r/ This post talks about building machine learning models in H2O using R. https://manishbarnwal.com/posts/introduction_to_adversarial_validation/ Thu, 16 Feb 2017 00:00:00 +0000 https://manishbarnwal.com/posts/introduction_to_adversarial_validation/ This post talks about adversarial validation- an approach to the problem of differently distributed training and test data. https://manishbarnwal.com/posts/introduction_to_adversarial_validation/ Wed, 15 Feb 2017 00:00:00 +0000 https://manishbarnwal.com/posts/introduction_to_adversarial_validation/ This post talks about adversarial validation- an approach to the problem of differently distributed training and test data. https://manishbarnwal.com/posts/git_and_github/ Wed, 15 Feb 2017 00:00:00 +0000 https://manishbarnwal.com/posts/git_and_github/ This post talks about the usage of git and github https://manishbarnwal.com/posts/the_curse_of_bias_and_variance/ Wed, 08 Feb 2017 00:00:00 +0000 https://manishbarnwal.com/posts/the_curse_of_bias_and_variance/ This post talks about the trade-off between bias and variance. https://manishbarnwal.com/posts/visualization_is_under-rated/ Fri, 27 Jan 2017 00:00:00 +0000 https://manishbarnwal.com/posts/visualization_is_under-rated/ This post talks about visualization -one of the most important aspects of data science that often gets ignored. https://manishbarnwal.com/posts/filmy_secret_santa/ Thu, 22 Dec 2016 00:00:00 +0000 https://manishbarnwal.com/posts/filmy_secret_santa/ Ever imagined a filmy secret Santa https://manishbarnwal.com/posts/ghar_aa_jaao/ Thu, 24 Nov 2016 00:00:00 +0000 https://manishbarnwal.com/posts/ghar_aa_jaao/ This song is an adaptation of Fix you by Coldplay https://manishbarnwal.com/posts/random_forest_explained_intuitively/ Tue, 18 Oct 2016 00:00:00 +0000 https://manishbarnwal.com/posts/random_forest_explained_intuitively/ This post explains random forest intuitively https://manishbarnwal.com/posts/improve_runtime_random_forest_r/ Thu, 13 Oct 2016 00:00:00 +0000 https://manishbarnwal.com/posts/improve_runtime_random_forest_r/ This post talks about a trick to improve the runtime of random forest package in R for large datasets https://manishbarnwal.com/posts/install_a_package_particular_version_in_r/ Wed, 05 Oct 2016 00:00:00 +0000 https://manishbarnwal.com/posts/install_a_package_particular_version_in_r/ This post explains how to install a package of a particular version in R https://manishbarnwal.com/posts/bias_in_child/ Sun, 02 Oct 2016 00:00:00 +0000 https://manishbarnwal.com/posts/bias_in_child/ This post talks about an analogy between machine-learning and child's learnings https://manishbarnwal.com/posts/shell_commands_for_data_scientist/ Fri, 30 Sep 2016 00:00:00 +0000 https://manishbarnwal.com/posts/shell_commands_for_data_scientist/ This post talks about shell commands that come in handy for data-science people https://manishbarnwal.com/posts/three_letter_acronym_roc_and_auc/ Mon, 26 Sep 2016 00:00:00 +0000 https://manishbarnwal.com/posts/three_letter_acronym_roc_and_auc/ This post talks about roc curve and confusion matrix. https://manishbarnwal.com/posts/vim_shortcuts/ Thu, 22 Sep 2016 00:00:00 +0000 https://manishbarnwal.com/posts/vim_shortcuts/ This post talks shortcuts in vim editor https://manishbarnwal.com/posts/hadoop_streaming/ Mon, 29 Aug 2016 00:00:00 +0000 https://manishbarnwal.com/posts/hadoop_streaming/ This post talks about the hadoop streaming framework https://manishbarnwal.com/posts/r_packages_not_in_cluster/ Tue, 02 Aug 2016 00:00:00 +0000 https://manishbarnwal.com/posts/r_packages_not_in_cluster/ This post talks about a hack which is useful if a particular R package is unavailable across the cluster https://manishbarnwal.com/posts/the_most_inspiring_talk_live/ Tue, 26 Jul 2016 00:00:00 +0000 https://manishbarnwal.com/posts/the_most_inspiring_talk_live/ This post talks about one of the most inspiring talks I ever attended live. https://manishbarnwal.com/posts/things_learned_so_far/ Fri, 15 Jul 2016 00:00:00 +0000 https://manishbarnwal.com/posts/things_learned_so_far/ This post talks about some of the lessons I have learned so far. https://manishbarnwal.com/posts/big_data_problem/ Wed, 29 Jun 2016 00:00:00 +0000 https://manishbarnwal.com/posts/big_data_problem/ This post talks about the big data problem and why we need it https://manishbarnwal.com/posts/first_attempt_at_public-speaking/ Mon, 27 Jun 2016 00:00:00 +0000 https://manishbarnwal.com/posts/first_attempt_at_public-speaking/ This post is about making the first attempt at public speaking https://manishbarnwal.com/posts/understanding_hive_data_science/ Wed, 22 Jun 2016 00:00:00 +0000 https://manishbarnwal.com/posts/understanding_hive_data_science/ This post is meant for data science folks who want to use and understand HIVE https://manishbarnwal.com/posts/pre-placement_talk_snippets/ Sun, 07 Sep 2014 00:00:00 +0000 https://manishbarnwal.com/posts/pre-placement_talk_snippets/ This post talks about the companies that visited IIT Kharagpur for their pre-placement talks. https://manishbarnwal.com/posts/the_placement_season/ Thu, 31 Jul 2014 00:00:00 +0000 https://manishbarnwal.com/posts/the_placement_season/ This post talks about the materials and resources one can refer to for college placements. https://manishbarnwal.com/posts/beautiful_sadness/ Tue, 03 Jun 2014 00:00:00 +0000 https://manishbarnwal.com/posts/beautiful_sadness/ This post pours out the thoughts of a student after his graduation https://manishbarnwal.com/posts/stay_at_iit_kharagpur/ Wed, 16 Apr 2014 00:00:00 +0000 https://manishbarnwal.com/posts/stay_at_iit_kharagpur/ This post is a synopsis of my stay at IIT Kharagpur. https://manishbarnwal.com/posts/happy_woman_day/ Sat, 08 Mar 2014 00:00:00 +0000 https://manishbarnwal.com/posts/happy_woman_day/ This post is a tribute to all the beautiful women in our life. https://manishbarnwal.com/posts/walmart_interview/ Tue, 04 Mar 2014 00:00:00 +0000 https://manishbarnwal.com/posts/walmart_interview/ This post talks about my interview experience for Statistical Analyst at @WalmartLabs https://manishbarnwal.com/about/ Mon, 01 Jan 0001 00:00:00 +0000 https://manishbarnwal.com/about/ About Manish Barnwal