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How to specify a multi-line shell variable?
...below:
read -d '' sql << EOF
select c1, c2 from foo
where c1='something'
EOF
echo "$sql"
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How to hide output of subprocess in Python 2.7
I'm using eSpeak on Ubuntu and have a Python 2.7 script that prints and speaks a message:
5 Answers
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How to convert `git:` urls to `http:` urls
I'm working behind an http proxy. I'm trying to clone Android's source tree using their "repo" tool.
4 Answers
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How to deserialize a list using GSON or another JSON library in Java?
I can serialize a List<Video> in my servlet on GAE, but I can't deserialize it. What am I doing wrong?
4 Answers
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How to prevent browser page caching in Rails
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Finally figured this out - http://blog.serendeputy.com/posts/how-to-prevent-browsers-from-caching-a-page-in-rails/ in application_controller.rb
After Rails 5:
class ApplicationController < ActionController::Base
before...
How to make a div grow in height while having floats inside
How can I make a div grow its height when it has floats inside of it? I know that defining a value for the width and setting overflow to hidden works. The problem is that I need a div with the overflow visible. Any ideas?
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Add a space (“ ”) after an element using :after
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Explanation
It's worth noting that your code does insert a space
h2::after {
content: " ";
}
However, it's immediately removed.
From Anonymous inline boxes,
White space content that would subsequently be collapsed away
according to the 'wh...
Can I update a component's props in React.js?
After starting to work with React.js, it seems like props are intended to be static (passed in from the parent component), while state changes based upon events. However, I noticed in the docs a reference to componentWillReceiveProps , which specifically includes this example:
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Stash changes while keeping the changes in the working directory in Git
Is there a git stash command that stashes your changes, but keeps them in the working directory too? So basically a git stash; git stash apply in one step?
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Converting Go struct to JSON
I am trying to convert a Go struct to JSON using the json package but all I get is {} . I am certain it is something totally obvious but I don't see it.
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