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File.separator vs FileSystem.getSeparator() vs System.getProperty(“file.separator”)?
...n cases where you need your code to operate on multiple filesystems in the one JVM.
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Meteor test driven development [closed]
... its own scope. Meteor automatically exposes objects in different files to one another, but ordinary Node applications—like Mocha—do not do this. To make our models testable by Mocha, export each Meteor model with the following CoffeeScript pattern:
# Export our class to Node.js when running
# ...
Node.js on multi-core machines
....]
Node.js absolutely does scale on multi-core machines.
Yes, Node.js is one-thread-per-process. This is a very deliberate design decision and eliminates the need to deal with locking semantics. If you don't agree with this, you probably don't yet realize just how insanely hard it is to debug mult...
html (+css): denoting a preferred place for a line break
...1 '12 at 10:17
Eggert JóhannessonEggert Jóhannesson
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close vs shutdown socket?
...'s networking guide. shutdown is a flexible way to block communication in one or both directions. When the second parameter is SHUT_RDWR, it will block both sending and receiving (like close). However, close is the way to actually destroy a socket.
With shutdown, you will still be able to receiv...
How many levels of pointers can we have?
...
276 The implementation shall be able to translate and execute at least one program that contains at least one instance of every one of the following limits: [...]
279 — 12 pointer, array, and function declarators (in any combinations) modifying an
arithmetic, structure, union, or vo...
Resolve promises one after another (i.e. in sequence)?
...2();
})
.then(function() {
console.log(" ---- done ----");
});
}
What about cases with more tasks? Like, 10?
function runSerial(tasks) {
var result = Promise.resolve();
tasks.forEach(task => {
result = result.then(() => task());
});
retu...
Rails find_or_create_by more than one attribute?
...2: Not all of these were factored out of rails just the attribute specific ones.
https://github.com/rails/rails/blob/4-2-stable/guides/source/active_record_querying.md
Example
GroupMember.find_or_create_by_member_id_and_group_id(4, 7)
became
GroupMember.find_or_create_by(member_id: 4, group...
How do you organize your version control repository?
...w to organize it. (SVN in this case).
Here's what we came up with. We have one repository, multiple projects and multiple svn:externals cross-references
...
Understanding recursion [closed]
...e containing five flowers?
Answer: if the vase is not empty, you take out one flower
and then you empty a vase containing four flowers.
How do you empty a vase containing four flowers?
Answer: if the vase is not empty, you take out one flower
and then you empty a vase containing three flowers.
...