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How do I clear/delete the current line in terminal?
If I'm using terminal and typing in a line of text for a command, is there a hotkey or any way to clear/delete that line?
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Is there a CSS selector for the first direct child only?
... you posted literally means "Find any divs that are inside of section divs and are the first child of their parent." The sub contains one tag that matches that description.
It is unclear to me whether you want both children of the main div or not. If so, use this:
div.section > div
If you onl...
Expert R users, what's in your .Rprofile? [closed]
I have always found startup profile files of other people both useful and instructive about the language. Moreover, while I have some customization for Bash and Vim , I have nothing for R.
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How would I extract a single file (or changes to a file) from a git stash?
...ed as a commit whose tree records the state of the
working directory, and its first parent is the commit at HEAD when the
stash was created.
So you can treat stash (e.g. stash@{0} is first / topmost stash) as a merge commit, and use:
$ git diff stash@{0}^1 stash@{0} -- <filename...
PHP, get file name without file extension
...since PHP 5.2.0
Output of the code:
/www/htdocs
index.html
html
index
And alternatively you can get only certain parts like:
echo pathinfo('/www/htdocs/index.html', PATHINFO_EXTENSION); // outputs html
share
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Underlining text in UIButton
... to underline the title of a UIButton ? I have a UIButton of Custom type, and I want the Title to be underlined, but the Interface Builder does not provide any option to do so.
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Rails 3.1: Engine vs. Mountable App
Can someone help me understand the differences between a Rails Engine and a Mountable app? In Rails 3.1, you can create either one with the "rails new plugin ___ " command.
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How do I implement __getattribute__ without an infinite recursion error?
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..and do I want to always use object? What if I inherit from other classes?
– Greg
Dec 16 '08 at 16:29
1
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How to attach debugger to iOS app after launch?
I have an issue I am troubleshooting which occurs very infrequently and doesn't seem to happen when I have things running under Xcode.
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How to split a string into an array of characters in Python?
...enous sequence of unicode characters its so cool to be working with Python and creator Guido has made it the better. Loving python for its wonderful capabilities.
– Doogle
Aug 20 '17 at 6:07
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