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Erlang's 99.9999999% (nine nines) reliability
...ars. It represents the total time over those 20 years that the service provided by the AXD301 system was ever offline. Subtle difference. As Joe Armstrong says here:
The AXD301 has achieved a NINE nines reliability (yes, you read that right, 99.9999999%). Let’s put this in context: 5 nines is rec...
What is the Difference Between Mercurial and Git?
... been using git for some time now on Windows (with msysGit) and I like the idea of distributed source control. Just recently I've been looking at Mercurial (hg) and it looks interesting. However, I can't wrap my head around the differences between hg and git.
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How do I catch a numpy warning like it's an exception (not just for testing)?
...in Python for a project I'm doing. I'm doing a barycentric style one to avoid using an explicit for-loop as opposed to a Newton's divided difference style one. The problem I have is that I need to catch a division by zero, but Python (or maybe numpy) just makes it a warning instead of a normal excep...
Behaviour for significant change location API when terminated/suspended?
...ing launched but only once I got to relaunch the app. The other times the didExitRegion callback but I wasn't able to startLocationUpdates from there as it wasn't through app launch...
– Honey
Jul 22 '17 at 10:55
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How does the socket API accept() function work?
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Your confusion lies in thinking that a socket is identified by Server IP : Server Port. When in actuality, sockets are uniquely identified by a quartet of information:
Client IP : Client Port and Server IP : Server Port
So while the Server IP and Server Port are constant...
Why Large Object Heap and why do we care?
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A garbage collection doesn't just get rid of unreferenced objects, it also compacts the heap. That's a very important optimization. It doesn't just make memory usage more efficient (no unused holes), it makes the CPU cache much more efficient. The cache is a re...
RESTful API methods; HEAD & OPTIONS
...on about the communication options available on the request/response chain identified by the Request-URI. This method allows the client to determine the options and/or requirements associated with a resource, or the capabilities of a server, without implying a resource action or initiating a resourc...
How to read keyboard-input?
...n exception:
try:
number = int(nb)
except ValueError:
print("Invalid number")
And if you want to print the number using formatting, in Python 3 str.format() is recommended:
print("Number: {0}\n".format(number))
Instead of:
print('Number %s \n' % (nb))
But both options (str.format() ...
TypeScript “this” scoping issue when called in jquery callback
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The fat arrow just did it !! :D :D =()=> Thank you very much! :D
– Christopher Stock
Sep 7 '16 at 16:31
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Is it possible to run JavaFX applications on iOS, Android or Windows Phone 8?
Can one develop an entire application using JavaFX and run it on iOS, Android or Windows Phone 8, without writing platform-specific code?
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