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How to use NSURLConnection to connect with SSL for an untrusted cert?
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These methods are now considered deprecated as of iOS 5.0 and Mac OS X 10.6. The -(void)connection:(NSURLConnection *)connection willSendRequestForAuthenticationChallenge:(NSURLAuthenticationChallenge *)challenge method should be used instead....
A simple scenario using wait() and notify() in java
...this (other than the standard thread safety concerns) is due to something known as a missed signal.
An example of this, is that a thread may call put() when the queue happens to be full, it then checks the condition, sees that the queue is full, however before it can block another thread is schedu...
How to assign Profile values?
I don't know what I am missing, but I added Profile properties in the Web.config file but cannot access Profile. Item in the code or create a new profile.
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How do I parallelize a simple Python loop?
...order given: [0, 4, 16, 36, 64, 100, 144, 196, 256, 324]
Multithreading
Now change ProcessPoolExecutor to ThreadPoolExecutor, and run the module again:
$ python3 -m futuretest
original inputs: [0.0, 1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0]
total time to execute 19 = sum([0, 2, 3, 5, 2, 0, 0,...
Return from lambda forEach() in java
... a stream (I am assuming here that it is of type Collection<Player>, now you have a Stream<Player>.
Filter out all unwanted elements with a Predicate<Player>, mapping every player to the boolean true if it is wished to be kept.
Collect the resulting elements in a list, via a Collec...
Xcode suddenly stopped running project on hardware: “Could not launch xxx.app: .. No such file..” [c
...code/DerivedData/-gbrvhlvwmpiobxdujegtghggrffp - or something like that)
Now start Xcode once again, connect device and run the project. It should work fine.
from DhilipSiva blog
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How can I add a table of contents to a Jupyter / JupyterLab notebook?
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Just to update this: there is now an nbextensions extension, which bundles a whole lot of extensions together and allows you to manage them via jupyter itself. I think it's now the easiest way to get ToC2. And it provides other relevant extensions such as...
Node.js app can't run on port 80 even though there's no other process blocking the port
... Not sure why, but on Ubuntu 14.04 this did not work for me. I now use port forwarding via ssh, which is just as easy. I posted an answer below.
– panepeter
Feb 27 '18 at 9:12
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What are some good resources for learning about Artificial Neural Networks? [closed]
....archive.org/web/20071025010456/http://www.geocities.com/… (at least for now...)
– RCIX
Oct 28 '09 at 2:46
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How to avoid overflow in expr. A * B - C * D
...c * d
x / (a * d) = (a * b - c * d) / (a * d)
x / (a * d) = b / d - c / a
now, the integer/mod stuff:
x / (a * d) = (b / d + ( b % d ) / d) - (c / a + ( c % a ) / a )
x / (a * d) = (b / d - c / a) - ( ( c % a ) / a - ( b % d ) / d)
x = (b / d - c / a) * a * d - ( ( c % a ) * d - ( b % d ) * a)
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