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Knowledge is Power

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Bigdata / Hadoop / Uncategorized

Computing memory parameters for Namenode

Source: https://discuss.pivotal.io/hc/en-us/articles/203272527-Namenode-failed-while-loading-fsimage-with-GC-overhead-limit-exceeded Namenode failed while loading fsimage with GC overhead limit exceeded Problem During startup namenode failed to load fsimage into memory 2014-05-14 17:36:56,806 INFO org.apache.hadoop.hdfs.server.namenode.FSImage: Loading image file /data/hadoop/nn/dfs/name/current/fsimage_0000000000252211550 using no compression 2014-05-14 17:36:56,806 INFO org.apache.hadoop.hdfs.server.namenode.FSImage: Number of files =...

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Uncategorized

stockfetcher.com filters (crappy filters)

Source: http://www.swing-trading-options.com/stockfetcher.html Comments: All the filters are resulting in a crap list Excerpts below… Scans for identifying stocks in a Trend – for finding stocks that you can use to sell credit spreads. To find stocks in a positive trend: –...

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Uncategorized

Stock Indicators, Patterns and Strategies

Technical Indicators and Overlays (stockcharts.com) Technical Indicators are the often squiggly lines found above, below and on-top-of the price information on a technical chart. Indicators that use the same scale as prices are typically plotted on top of the price bars...

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Uncategorized

So Many Stocks – So Little Time

Source: https://www.bivio.com/clubmm/file/Public/So_Many_Stocks_So_Little_Time_Stock_Screening_Handout.pdf Lynn’s Initial Cuts: Finviz for an initial search, based on the criteria below Navellier’s Portfolio Grader to limit my field to stocks with positive big institutional movement BigCharts to compare individual stocks to their industry and the S&P 500...

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Uncategorized

Indicators cheat sheet

Source: http://www.tradeciety.com/the-ultimate-indicator-cheatsheet/   Related posts: Swing trading resources Indicator Bullshit: Do You Really Think All of the Indicators Will Help You Win? Installing zipline module in pycharm? Stock Indicators, Patterns and Strategies

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Uncategorized

Swing trading resources

Scan resources Chart resources Indicators Strategies Analysis with R Bullish in last 7 days 6 SIMPLE WAYS TO SCAN FOR SWING TRADING OPPORTUNITIES Swing Trading Stock Screener. How to Scan for Winning Stocks TAZ Traders action zone How to Use...

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Uncategorized

Excel lookup master list to find missing or found records

Something like below will help in finding a value in a master list and report if the input is missing or found in the master list. Sample =IF(ISNA(MATCH(C2,A2:A15,0)), “Missing”, “Found”) Format =IF(ISNA(MATCH(value,array,0)), “Missing”, “Found”)   References Related posts: Excel –...

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Mac / Uncategorized

Local DNS for development environment on Mac

At times we need to setup local development domains for our test environment. I use it to maintain a local copy of my hosted website. It is very convenient to make changes to local and then export to hosted website...

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Linux / Uncategorized

Crontab quick reference

Crontab generators http://www.crontab-generator.org/ http://www.openjs.com/scripts/jslibrary/demos/crontab.php http://corntab.com/     Source: http://www.adminschoice.com/crontab-quick-reference Setting up cron jobs in Unix and Solaris cron is a unix, solaris utility that allows tasks to be automatically run in the background at regular intervals by the cron daemon. These...