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rbenv not changing ruby version
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Check that PATH contains $HOME/.rbenv/shims and $HOME/.rbenv/bin
$ env | grep PATH
Also check that you have the following in your ~/.bash_profile if using bash or ~/.zshenv if using zsh
export PATH="$HOME/.rbenv/bin:$PATH"
eval "$(rben...
How to remove an element from a list by index
How do I remove an element from a list by index in Python?
18 Answers
18
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Hide options in a select list using jQuery
I have an object with key/value pairs of options I want to hide/remove from a select list.
Neither of the following option selectors work. What am I missing?
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how to hide a vertical scroll bar when not needed
...tarea which is contained in a div as I have jquery hint and wanted to use opacity without changing the border.
There is a visible vertical scroll bar how I only want this displayed when I am typing in the text field and it goes beyond the container. I have tried overflow: auto; but does not work.
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Is it possible to await an event instead of another async method?
In my C#/XAML metro app, there's a button which kicks off a long-running process. So, as recommended, I'm using async/await to make sure the UI thread doesn't get blocked:
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How can I copy the output of a command directly into my clipboard?
How can I pipe the output of a command into my clipboard and paste it back when using a terminal? For instance:
17 Answers
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How to lazy load images in ListView in Android
I am using a ListView to display some images and captions associated with those images. I am getting the images from the Internet. Is there a way to lazy load images so while the text displays, the UI is not blocked and images are displayed as they are downloaded?
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What is the difference between a 'closure' and a 'lambda'?
Could someone explain? I understand the basic concepts behind them but I often see them used interchangeably and I get confused.
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Is there a download function in jsFiddle?
...CSS, HTML and JS in one file, so you can run it without jsFiddle for debug purposes?
16 Answers
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Creating a left-arrow button (like UINavigationBar's “back” style) on a UIToolbar
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I used the following psd that I derived from http://www.teehanlax.com/blog/?p=447
http://www.chrisandtennille.com/pictures/backbutton.psd
I then just created a custom UIView that I use in the customView property of the toolbar item.
Works well...