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Get the POST request body from HttpServletRequest

... In Java 8, you can do it in a simpler and clean way : if ("POST".equalsIgnoreCase(request.getMethod())) { test = request.getReader().lines().collect(Collectors.joining(System.lineSeparator())); } ...
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Composite Key with EF 4.1 Code First

... You can mark both ActivityID and ActivityName properties with Key annotation or you can use fluent API as described by @taylonr. Edit: This should work - composite key defined with annotations requires explicit column order: public class ActivityType ...
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How to change legend title in ggplot

I have the following plot like below. It was created with this command: 12 Answers 12...
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How do I check if a Sql server string is null or empty

...ompany.Offer_Text) AS Offer_Text FROM ... is the most elegant solution. And to break it down a bit in pseudo code: // a) NULLIF: if (listing.Offer_Text == '') temp := null; else temp := listing.Offer_Text; // may now be null or non-null, but not '' // b) ISNULL: if (temp is null) result :=...
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Left-pad printf with spaces

...nt exactly 40 spaces then some text, just save the 40 spaces in a constant and print them. If you need to print multiple lines, either use multiple printf statements like the one above, or do it in a loop, changing the value of ptr each time. ...
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Is it possible to assign numeric value to an enum in Java?

... You cannot use enum constructor in code. EXIT_CODE.A and EXIT_CODE.B are the only instances that will ever exist. – Bhesh Gurung Apr 17 '14 at 18:40 2 ...
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How to make maven build platform independent?

...rties> Absence of this means you are using platform specific encoding and that's why the warning. share | improve this answer | follow | ...
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How to write asynchronous functions for Node.js

... non-blocking IO because non blocking IO is better. The best way to understand it is to go watch some videos by ryan dahl. How do I write asynchronous functions for Node? Just write normal functions, the only difference is that they are not executed immediately but passed around as callbacks. ...
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Change the default editor for files opened in the terminal? (e.g. set it to TextEdit/Coda/Textmate)

...tions/TextEdit.app/Contents/MacOS/TextEdit" or just type the following command into your Terminal: echo "export EDITOR=\"/Applications/TextEdit.app/Contents/MacOS/TextEdit\"" >> ~/.bashrc If you are using zsh, use ~/.zshrc instead of ~/.bashrc. ...
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BestPractice - Transform first character of a string into lower case

...ing(1) The first solution is not optimized because string.Format is slow and you don't need it if you have a format that will never change. It also generates an extra string to covert the letter to lowercase, which is not needed. The approach with "+ 32" is ugly / not maintainable as it requires ...