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Array versus List: When to use which?
...e you want to add/remove data, since resizing arrays is expensive. If you know the data is fixed length, and you want to micro-optimise for some very specific reason (after benchmarking), then an array may be useful.
List<T> offers a lot more functionality than an array (although LINQ evens i...
Meaning of Git checkout double dashes
...tory, and I want to revert changes on it.
git checkout path/to/file.txt
Now suppose that the file is named master...
git checkout master
Whoops! That changed branches instead. The -- separates the tree you want to check out from the files you want to check out.
git checkout -- master
It a...
How to set a Timer in Java?
...s true. I didn't answer the question as it was eventually stated and I've now updated it to address that.
– andrewmu
Feb 23 '13 at 20:29
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Can you attach Amazon EBS to multiple instances?
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For anyone else who sees this answer know that Amazon has just released EFS which allows for shared auto-expanding drives that can be mounted over NFS on multiple instances.
– JoshStrange
Apr 9 '15 at 22:02
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Simple basic explanation of a Distributed Hash Table (DHT)
...key is found by hashing that key, so in effect your hash-table buckets are now independent nodes in a network.
This gives a lot of fault-tolerance and reliability, and possibly some performance benefit, but it also throws up a lot of headaches. For example, what happens when a node leaves the netwo...
How to ignore files/directories in TFS for avoiding them to go to central source repository?
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If you're using local workspaces (TFS 2012+) you can now use the .tfignore file to exclude local folders and files from being checked in.
If you add that file to source control you can ensure others on your team share the same exclusion settings.
Full details on MSDN - http:/...
Switch on Enum in Java [duplicate]
...{
doSomeStuff();
e.method(); // here is where the switch would be, now it's one line of code!
doSomeOtherStuff();
}
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How do I remove/delete a folder that is not empty?
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Anyone know why this functionality is not in the os package? Seems like os.rmdir is quite useless. Any good arguments for why it's implemented this way?
– Malcolm
Sep 24 '13 at 0:43
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Django 1.7 - makemigrations not detecting changes
...e) and then running makemigrations immediately made a migration module and now it's working. makemigrations will not work on unmanaged tables (Which is obvious in hindsight)
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LINQPad [extension] methods [closed]
...nsion method)
Util.ProgressBar (class)
Additionally, the Hyperlinq class now supports an Action delegate that will be called when you click the link, allowing you to react to it in code and not just link to external webpages.
DumpContainer is a class that adds a block into the output window that ...