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What does -D_XOPEN_SOURCE do/mean?
... of the measures you could use to make sure that your code runs on as many platforms as possible.
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Run class in Jar file
... directory where myJar.jar is located, then you can do:
On Unix or Linux platforms:
java -cp /location_of_jar/myjar.jar com.mypackage.myClass
On Windows:
java -cp c:\location_of_jar\myjar.jar com.mypackage.myClass
shar...
Invalid postback or callback argument. Event validation is enabled using '
... I had this exact problem with a legacy web control. Our web platform / CMS (sitecore) got a big update which turned on event validation (it had previously been off! Ouch!). The repeater control was displaying images in a web gallery (with buttons to rearrange them) and on postback of...
Markdown vs markup - are they related?
...t to implement Markdown on your site just Google Markdown + your favourite platform/language and you'll likely to find a library that does it for you.
If you want to implement Mediawiki's markup you probably need to look round for better ones (like Markdown).
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Multiprocessing: How to use Pool.map on a function defined in a class?
...a "main" section, because this follows the recommendations for the Windows platform ("Make sure that the main module can be safely imported by a new Python interpreter without causing unintended side effects").
I also added an uppercase letter in front of Calculate, so as to follow PEP 8. :)
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Facebook Post Link Image
...rated list of either the Facebook IDs of page administrators or a Facebook Platform application ID. At a minimum, include only your own Facebook ID.
More information on Open Graph tags and details on Administering your page can be found on the Open Graph protocol documentation.
http://developers....
Where is Erlang used and why? [closed]
...obust disk layout and the
concurrent and reliable nature of the
Erlang platform are all carefully
integrated for a reliable and
efficient system.
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Difference between onStart() and onResume()
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The book "Hello, Android, Introducing Google's Mobile Development Platform" gives a nice explanation of the life cycle of android apps. Luckily they have the particular chapter online as an excerpt. See the graphic on page 39 in
http://media.pragprog.com/titles/eband3/concepts.pdf
By the w...
Why doesn't C have unsigned floats?
... as close to the metal as you can be without being tied down to a specific platform.
[edit]
C is like assembly: what you see is exactly what you get. An implicit "I'll check that this float is nonnegative for you" goes against its design philosophy. If you really want it, you can add assert(x &g...
How to make an HTTP POST web request
...high performance. Use the built-in version in most cases, but for very old platforms there is a NuGet package.
using System.Net.Http;
Setup
It is recommended to instantiate one HttpClient for your application's lifetime and share it unless you have a specific reason not to.
private static reado...