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Difference between as.POSIXct/as.POSIXlt and strptime for converting character vectors to POSIXct/PO
I have followed a number of questions here that asks about how to convert character vectors to datetime classes. I often see 2 methods, the strptime and the as.POSIXct/as.POSIXlt methods. I looked at the 2 functions but am unclear what the difference is.
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Comparator.reversed() does not compile using lambda
I have a list with some User objects and i'm trying to sort the list, but only works using method reference, with lambda expression the compiler gives an error:
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jQuery ID starts with
I am trying to get all elements with an id starting with some value. Below is my jQuery code. I am trying to use a JavaScript variable when searching for items. But it does not work. What am I missing below? So the id 'value' am searching is the value of the clicked element
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What difference between Jersey vs jax-rs
I really cant understand what really is jersey..
5 Answers
5
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Capistrano - clean up old releases
Usually when using capistrano, I will go and manually delete old releases from a deployed application. I understand that you can run cap deploy:cleanup but that still leaves 5 releases. Is this it's intended purpose? Is there another way to cleanup old releases to just 1 previous deploy?
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Creating an empty bitmap and drawing though canvas in Android
I'd like to create an empty bitmap and set a canvas to that bitmap and then draw any shape on the bitmap.
2 Answers
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Yes/No message box using QMessageBox
How do I show a message box with Yes/No buttons in Qt, and how do I check which of them was pressed?
6 Answers
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@Override is not allowed when implementing interface method
I have the problem mentioned in the title. You could say that this thread duplicates another one: How do I turn off error validation for annotations in IntelliJ IDEA?
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Cast to int vs floor
Is there any difference between these:
7 Answers
7
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JavaScript: What are .extend and .prototype used for?
I am relatively new to JavaScript and keep seeing .extend and .prototype in third party libraries I am using. I thought it had to do with the Prototype javascript library, but I am beginning to think that is not the case. What are these used for?
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