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dd: How to calculate optimal blocksize? [closed]
...culate the optimal blocksize when running a dd ? I've researched it a bit and I've not found anything suggesting how this would be accomplished.
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Differences between numpy.random and random.random in Python
.... I inspired myself in other people's code so I ended up using the numpy.random module for some things (for example for creating an array of random numbers taken from a binomial distribution) and in other places I use the module random.random .
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Is there an equivalent to CTRL+C in IPython Notebook in Firefox to break cells that are running?
I've started to use the IPython Notebook and am enjoying it. Sometimes, I write buggy code that takes massive memory requirements or has an infinite loop. I find the "interrupt kernel" option sluggish or unreliable, and sometimes I have to restart the kernel, losing everything in memory.
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Do NSUserDefaults persist through an Update to an app in the Appstore?
...such as preferences, dates, strings etc. If you are looking to save images and files, the file system is a better bet.
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How does a language expand itself? [closed]
I am learning C++ and I've just started learning about some of Qt 's capabilities to code GUI programs. I asked myself the following question:
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When is it appropriate to use UDP instead of TCP? [closed]
Since TCP guarantees packet delivery and thus can be considered "reliable", whereas UDP doesn't guarantee anything and packets can be lost. What would be the advantage of transmitting data using UDP in an application rather than over a TCP stream? In what kind of situations would UDP be the better c...
How does Windows 8 Runtime (WinRT / Windows Store apps / Windows 10 Universal App) compare to Silver
...at is used to create Metro style apps. I know you can use it with XAML and it is based on .NET so C# and VB.NET can be used to write the apps, but then it seems to have something to do with HTML, CSS, DOM, and JavaScript.
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Python: How would you save a simple settings/config file?
...n the file format required.
ConfigParser [.ini format]
I would use the standard configparser approach unless there were compelling reasons to use a different format.
Write a file like so:
# python 2.x
# from ConfigParser import SafeConfigParser
# config = SafeConfigParser()
# python 3.x
from co...
JavaFX and OpenJDK
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JavaFX is part of OpenJDK
The JavaFX project itself is open source and is part of the OpenJDK project.
Update Dec 2019
For current information on how to use Open Source JavaFX, visit https://openjfx.io. This includes instructions on using JavaFX as a modular library accessed from an exist...
What is the proper declaration of main?
... signature of the main function in C++? What is the correct return type, and what does it mean to return a value from main ? What are the allowed parameter types, and what are their meanings?
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