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How to create a UIView bounce animation?
..., Teehanlax has a clear, concise tutorial 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.
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AttributeError(“'str' object has no attribute 'read'”)
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@yourfriendzak read closely, it is two different functions with very similar names. json.load() takes a file like object with a read() method, json.loads() takes a string. It's easy to miss the "s" at the end and think they are the same method.
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nginx: [emerg] could not build the server_names_hash, you should increase server_names_hash_bucket_s
...e increased to the next power of two. So in your case it should become 64.
If you still get the same error, try increasing to 128 and further.
Reference: http://nginx.org/en/docs/http/server_names.html#optimization
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Java Timer vs ExecutorService?
...umber of threads. Furthermore, you have full control over created threads, if you want (by providing ThreadFactory).
Runtime exceptions thrown in TimerTask kill that one thread, thus making Timer dead :-( ... i.e. scheduled tasks will not run anymore. ScheduledThreadExecutor not only catches runtime...
Convert sqlalchemy row object to python dict
... __dict__ includes an _sa_instance_state entry which must then be removed. if you upgrade to a future version and other attributes are added you may have to go back and manually deal with them. if you want just column data (for example, to take a list of instances from a query and drop them in a pan...
How to make execution pause, sleep, wait for X seconds in R?
How do you pause an R script for a specified number of seconds or miliseconds? In many languages, there is a sleep function, but ?sleep references a data set. And ?pause and ?wait don't exist.
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Allow user to set up an SSH tunnel, but nothing else
...and block scp copying, while allowing port forwarding to go through.
Specifically I have a redis-server on "somehost" bound to localhost:6379 that I wish to share securely via ssh tunnels to other hosts that have a keyfile and will ssh in with:
$ ssh -i keyfile.rsa -T -N -L 16379:localhost:6379 s...
raw_input function in Python
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name = raw_input("What is your name? ")
print "Hello, %s." % name
This differs from input() in that the latter tries to interpret the input given by the user; it is usually best to avoid input() and to stick with raw_input() and custom parsing/conversion code.
Note: This is for Python 2.x
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MySQL: @variable vs. variable. What's the difference?
In another question I posted someone told me that there is a difference between:
4 Answers
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Retrieve list of tasks in a queue in Celery
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When specifying the worker I had to use a list as argument: inspect(['celery@Flatty']). Huge speed improvement over inspect().
– Adversus
Dec 14 '15 at 12:46
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