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DynamoDB vs MongoDB NoSQL [closed]
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User_Targaryen
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answered Aug 8 '13 at 1:49
Mason ZhangMason Zhang
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Show pop-ups the most elegant way
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skeletank
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answered Apr 4 '13 at 14:20
pkozlowski.opensourcepkozlowski...
Objective-C for Windows
...ndows. Because GNUStep typically uses the latest version of gcc, they also add in support for Objective-C++ and a lot of the Objective-C 2.0 features.
I haven't tested those features with GNUStep, but if you use a sufficiently new version of gcc, you might be able to use them. I was not able to use...
NTFS performance and large volumes of files and directories
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Here's some advice from someone with an environment where we have folders containing tens of millions of files.
A folder stores the index information (links to child files & child folder) in an index file. This file will get very l...
Forward declaring an enum in C++
...he enumerator-list is empty, the underlying type is as if the enumeration had a single enumerator with value 0. The value of sizeof() applied to an enumeration type, an object of enumeration type, or an enumerator, is the value of sizeof() applied to the underlying type.
Since the caller to the fu...
What can you use Python generator functions for?
...generators as returning multiple items, as if they return a list, but instead of returning them all at once they return them one-by-one, and the generator function is paused until the next item is requested.
Generators are good for calculating large sets of results (in particular calculations invol...
node and Error: EMFILE, too many open files
...ss.
In my case above, I noticed that there were a bunch of very similar IP Addresses. They were all 54.236.3.### By doing ip address lookups, was able to determine in my case it was pubnub related.
Command Reference
Use this syntax to determine how many open handles a process has open...
To get a c...
Maven project.build.directory
...t;/build>
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</project>
Update
After some lobbying I am adding a link to the pom-4.0.0.xml. This allows you to see the properties without opening up the local jar file.
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im...
How do I test a private function or a class that has private methods, fields or inner classes?
...internal private methods, fields or nested classes? Or a function that is made private by having internal linkage ( static in C/C++) or is in a private ( anonymous ) namespace?
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What is scope/named_scope in rails?
...ubscribed to your newsletter. You marked those who receive a newsletter by adding a field to the Users Database (user.subscribed_to_newsletter = true). Naturally, you sometimes want to get those Users who are subscribed to your newsletter.
You could, of course, always do this:
User.where(subscribe...