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How to undo another user’s checkout in TFS?
As the resident TFS admin, on occasion I am asked to undo a checkout (usually a lock) that a user has on a certain file checked into source control.
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Samples of Scala and Java code where Scala code looks simpler/has fewer lines?
I need some code samples (and I also really curious about them) of Scala and Java code which show that Scala code is more simple and concise then code written in Java (of course both samples should solve the same problem).
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How does __proto__ differ from constructor.prototype?
...m not the first one making this up but it was more interesting figuring it out that finding it :-). Anyway, after that I found e.g. this another diagram that I think says basicly the same:
Javascript object layout
The most surprising thing for me was discovering that Object.__proto__ points to Fun...
Why is printing to stdout so slow? Can it be sped up?
I've always been amazed/frustrated with how long it takes to simply output to the terminal with a print statement. After some recent painfully slow logging I decided to look into it and was quite surprised to find that almost all the time spent is waiting for the terminal to process the results.
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Amazon EC2, mysql aborting start because InnoDB: mmap (x bytes) failed; errno 12
... the same problem when I tried to run a wordpress on my micro instance without RDS.
Adding a Swap page solved the problem for me.
You can follow steps below to setup the swap space.
If it still doesn't work for you, consider using the RDS service.
===============================================
I co...
How to convert Nonetype to int or string?
...d to be an int, but it's now a Nonetype object
If it's your code, figure out how you're getting None when you expect a number and stop that from happening.
If it's someone else's code, find out the conditions under which it gives None and determine a sensible value to use for that, with the usual...
Optimistic vs. Pessimistic locking
...k locks and transaction identifiers if your application isn't scrupulous about keeping track of them. It is a much more heavyweight solution.
– ConcernedOfTunbridgeWells
Jul 1 '14 at 9:46
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How to update Ruby to 1.9.x on Mac?
...on for rvm.
It's a great way to manage multiple Rubies and gems sets without colliding with the system version.
I'll add that now (4/2/2013), I use rbenv a lot, because my needs are simple. RVM is great, but it's got a lot of capability I never need, so I have it on some machines and rbenv on m...
How to create a UIView bounce animation?
...al with the full project in github. If you want a more detailed tutorial about the ins-and-outs of dynamics, the Ray Winderlich tutorial is great. As always, the Apple docs are a great first stop, so check out the UIDynamicAnimator Class reference in the docs.
Here's a bit of the code from the Teen...
What is the best Java library to use for HTTP POST, GET etc.? [closed]
...ion: ensure correct character encoding and is not binary data
System.out.println(new String(responseBody));
} catch (HttpException e) {
System.err.println("Fatal protocol violation: " + e.getMessage());
e.printStackTrace();
} catch (IOException e) {
System.err.printl...