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How to read environment variables in Scala
In Java, reading environment variables is done with System.getenv() .
6 Answers
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Delete from the current cursor position to a given line number in vi editor
How do I delete a block of text from the current cursor row to a given line number in vi?
5 Answers
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SFTP Libraries for .NET [closed]
Can anyone recommend a good SFTP library to use? Right now I'm looking at products such as SecureBlackbox, IPWorks SSH, WodSFTP, and Rebex SFTP. However, I have never used any SFTP library before so I'm not sure what I'm looking for.
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What are the rules for calling the superclass constructor?
What are the C++ rules for calling the superclass constructor from a subclass one?
10 Answers
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error opening HPROF file: IOException: Unknown HPROF Version
I am getting the following exception when trying to open HPROF file (created by Debug.dumpHprofData ) with Memory Analyzer:
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Step out of current function with GDB
...liar with the Shift + F11 hotkey , which steps out of a function, meaning it continues execution of the current function until it returns to its caller, at which point it stops.
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Maven artifact and groupId naming
I'm currently in the process of moving some project from Ant to Maven. Conformist as I am, I want to use well-established conventions for finding groupId and artifactId , but I can't find any detailed conventions (there are some, but they don't cover the points I'm wondering about).
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Get an element by index in jQuery
I have an unordered list and the index of an li tag in that list. I have to get the li element by using that index and change its background color. Is this possible without looping the entire list? I mean, is there any method that could achieve this functionality?
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Changing .prop using jQuery does not trigger .change event
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Change event is fired when the value is changed by users interaction on page and not when value is modified using code.
Here you need to use .change() or .trigger("change") after changing the property:
$('input[type="checkbox"][name="something"]').prop("checked", false).change();...
Set encoding and fileencoding to utf-8 in Vim
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TL;DR
In the first case with set encoding=utf-8, you'll change the output encoding that is shown in the terminal.
In the second case with set fileencoding=utf-8, you'll change the output encoding of the file that is written.
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