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How to articulate the difference between asynchronous and parallel programming?
Many platforms promote asynchrony and parallelism as means for improving responsiveness. I understand the difference generally, but often find it difficult to articulate in my own mind, as well as for others.
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Why is std::map implemented as a red-black tree?
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Probably the two most common self balancing tree algorithms are Red-Black trees and AVL trees. To balance the tree after an insertion/update both algorithms use the notion of rotations where the nodes of the tree are rotated to perform the re-balancing.
While in both algorit...
Java synchronized static methods: lock on object or class
...Since a static method has no associated object, will the synchronized keyword lock on the class, instead of the object?
Yes. :)
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Recommended way to get hostname in Java
Which of the following is the best and most portable way to get the hostname of the current computer in Java?
11 Answers
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mongo - couldn't connect to server 127.0.0.1:27017
...rom riak and redis where I never had an issue with this services starting, or to interact.
38 Answers
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How to remove unreferenced blobs from my git repo
...n something like these first, oh dear, git is complicated!!
git remote rm origin
rm -rf .git/refs/original/ .git/refs/remotes/ .git/*_HEAD .git/logs/
git for-each-ref --format="%(refname)" refs/original/ | xargs -n1 --no-run-if-empty git update-ref -d
You might also need to remove some tags, than...
What is 'Context' on Android?
...ndroid programming, what exactly is a Context class and what is it used for?
30 Answers
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Prevent errors from breaking / crashing gulp watch
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Your swallowError function should look like this:
function swallowError (error) {
// If you want details of the error in the console
console.log(error.toString())
this.emit('end')
}
I think you have to bind this function on the e...
How to build a framework or library for other developers, the secure way? [closed]
We have an idea for an framework or library that will be very helpful for any iOS developer. So we're seriously thinking about switching from app development to framework/library development.
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HTML 5 strange img always adds 3px margin at bottom [duplicate]
...r of text (and so leaving a space below it where the hanging part of a "y" or "g" would go), and is solved by using the vertical-align CSS property to indicate that no such space is needed. Almost any value of vertical-align will do; I'm fond of middle, personally.
img {
vertical-align: middle...