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Maximum single-sell profit

...halves. If we think about what the optimal answer might be, it must be in one of three places: The correct buy/sell pair occurs completely within the first half. The correct buy/sell pair occurs completely within the second half. The correct buy/sell pair occurs across both halves - we buy in the...
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Setting JDK in Eclipse

... the "Add" option in installed JREs window. Problem is when I checked mthe one I wanted Eclipse to use it did not get picked up as the Default workspace JRE. So when I looked in my project properties the "JRE System Library" was still there. When I deleted it and selected "Use default Workspace JR...
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Java ArrayList copy

... List<Integer> newList = new ArrayList<>(oldList); (Just as one example.) share | improve this answer | follow | ...
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How to center a “position: absolute” element

...ng an element that has the attribute position set to absolute . Does anyone know why the images are not centered? 26 Ans...
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How to delete duplicate lines in a file without sorting it in Unix?

... do something like for f in *.txt; do gawk -i inplace '!seen[$0]++' "$f"; done – Nick K9 Jan 17 '19 at 18:05 @NickK9 t...
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Why can I add named properties to an array as if it were an object?

... The next time someone says JavaScript is a good language to develop with, I'll show him this sample. Thank you. – Olivier Pons Apr 19 '14 at 8:04 ...
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RGB to hex and hex to RGB

...GB to hex conversion and add any required zero padding: function componentToHex(c) { var hex = c.toString(16); return hex.length == 1 ? "0" + hex : hex; } function rgbToHex(r, g, b) { return "#" + componentToHex(r) + componentToHex(g) + componentToHex(b); } alert(rgbToHex(0, 5...
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Getting “Skipping JaCoCo execution due to missing execution data file” upon executing JaCoCo

...oco-maven-plugin:0.7.10-SNAPSHOT From jacoco:prepare-agent that says: One of the ways to do this in case of maven-surefire-plugin - is to use syntax for late property evaluation: <plugin> <groupId>org.apache.maven.plugins</groupId> <artifactId>maven-surefire-plugi...
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AddRange to a Collection

... would elliminate that operator. That is a objectively an improvement, but one that is not related to the original question. In that particular case the two forms are a matter of personal preferences, and I would prefer the "!="-operator, given the reasoning above. – rymdsmurf ...
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How do I open an old MVC project in Visual Studio 2012 or Visual Studio 2013?

... guarantee that they do in fact work. Assuming that you have not already done so step one is to download and install MVC 1, MVC 2 or MVC 3 (close Visual Studio before starting the installation). Once you have the appropriate flavor of MVC installed the project will still not load in VS 2012. This ...