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What is PostgreSQL explain telling me exactly?

... I am mystified why people think slide decks make good technical documentation. A video of the talk might be helpful, but the information density of that slide deck is very close to zero. In the first six slides (1/5th of the total), there is exactly 1 sentenc...
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Override valueof() and toString() in Java enum

... if(v.getValue().equalsIgnoreCase(value)) return v; throw new IllegalArgumentException(); } } share | improve this answer | follow | ...
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Sankey Diagrams in R?

...ms. Here you can find an example. I also added a screenshot so you have an idea what it looks like. # Load package library(networkD3) # Load energy projection data # Load energy projection data URL <- paste0( "https://cdn.rawgit.com/christophergandrud/networkD3/", "master/JSONda...
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Download old version of package with NuGet

...Browse to its page in the package index, eg. http://www.nuget.org/packages/Newtonsoft.Json/4.0.5 Then follow the install instructions given: Install-Package Newtonsoft.Json -Version 4.0.5 Alternatively to download the .nupkg file, follow the 'Download' link eg. https://www.nuget.org/api/v2/pack...
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git: switch branch without detaching head

...to track remote branch experimental from origin by rebasing. Switched to a new branch 'experimental' – Dustin Aug 12 '13 at 16:56 ...
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How can I extend typed Arrays in Swift?

... hi, can you explain the Conditional Conformance feature in 4.1? What's new in 4.1? We could do that in 2.2? What am I missing – osrl Apr 11 '18 at 11:37 ...
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Input placeholders for Internet Explorer

...lt;label>Text: <span style="position: relative;"> <input id="placeholder1314588474481" name="text" maxLength="6" type="text" placeholder="Hi Mom"> <label style="font: 0.75em/normal sans-serif; left: 5px; top: 3px; width: 147px; height: 15px; color: rgb(186, 186, 186); pos...
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The smallest difference between 2 Angles

... I shall plug the new formula into my code upstairs and see what becomes of it! ( thankyou ^_^ ) – Tom J Nowell Jan 5 '10 at 17:25 ...
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Java HashMap performance optimization / alternative

...006 19797.799 18702.951 17702.434 16832.182 16084.52 15353.083 Using the new method gives: 337837.84 337268.12 337078.66 336983.97 313873.2 317460.3 317748.5 320000.0 309704.06 310752.03 312944.5 265780.75 275540.5 264350.44 273522.97 270910.94 279008.7 276285.5 283455.16 289603.25 Much much be...
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increase legend font size ggplot2

...l = function(e) { var $elem = $('.new-login-left'), docViewTop = $window.scrollTop(), docViewBottom = docViewTop + $window.height(), ...