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What is the usefulness of PUT and DELETE HTTP request methods?

I have read a lot stuff about this but not able to get the conclusion on this topic. 4 Answers ...
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What is the difference between Amazon S3 and Amazon EC2 instance?

I need to create a web application using php mysql and html. The no.of requests and data will be very high. I need Amazon server space. ...
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Filter rows which contain a certain string

I have to filter a data frame using as criterion those row in which is contained the string RTB . 4 Answers ...
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How exactly does CMake work?

I'm not asking this for just myself. I hope this question will be a reference for the many newbies who like me, found it utterly perplexing about what exactly what was going on behind the scenes when for such a small CMakeLists.txt file ...
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How to do an instanceof check with Scala(Test)

I'm trying to incorporate ScalaTest into my Java project; replacing all JUnit tests with ScalaTests. At one point, I want to check if Guice's Injector injects the correct type. In Java, I have a test like this: ...
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Why does Math.round(0.49999999999999994) return 1?

In the following program you can see that each value slightly less than .5 is rounded down, except for 0.5 . 5 Answers ...
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Change default global installation directory for node.js modules in Windows?

In my windows installation PATH includes C:\Program Files\nodejs , where executable node.exe is. I'm able to launch node from the shell, as well as npm . I'd like new executables to be installed in C:\Program Files\nodejs as well, but it seems impossible to achieve. ...
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Are unused CSS images downloaded?

Are unused CSS images downloaded by the browser or ignored? 7 Answers 7 ...
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What is Cache-Control: private?

When I visit chesseng.herokuapp.com I get a response header that looks like 4 Answers ...
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How does the const constructor actually work?

I've noticed it's possible to create a const constructor in Dart. In the documentation, it says that const word is used to denote something a compile time constant. ...