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Simple basic explanation of a Distributed Hash Table (DHT)
...y're fundamentally a pretty simple idea. A DHT gives you a dictionary-like interface, but the nodes are distributed across the network. The trick with DHTs is that the node that gets to store a particular key is found by hashing that key, so in effect your hash-table buckets are now independent node...
What specifically are wall-clock-time, user-cpu-time, and system-cpu-time in UNIX?
... what specifically are wall-clock-time, user-cpu-time, and system-cpu-time in UNIX?
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How to Diff between local uncommitted changes and origin
Let's say I cloned a repository and started modifying files. I know that if I have local uncommitted changes, I can do a diff as follows git diff test.txt and it will show me the difference between the current local HEAD and the modified, uncommitted changes in the file. If I commit those changes ...
Git submodule push
If I modify a submodule, can I push the commit back to the submodule origin, or would that require a clone?
If clone, can I store a clone inside another repository?
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How do I convert a Ruby class name to a underscore-delimited symbol?
How can I programmatically turn a class name, FooBar , into a symbol, :foo_bar ? e.g. something like this, but that handles camel case properly?
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Removing elements by class name?
I have the below code to find elements with their class name:
16 Answers
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problem with and :after with CSS in WebKit
...t I'm under the impression that this isn't (yet?) possible, due to the way in which select elements are generated by the OS on which the browser runs, rather than the browser itself.
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Setting JDK in Eclipse
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You manage the list of available compilers in the Window -> Preferences -> Java -> Installed JRE's tab.
In the project build path configuration dialog, under the libraries tab, you can delete the entry for JRE System Library, click on Add Library and choose ...
SqlAlchemy - Filtering by Relationship Attribute
...e with SQLAlchemy and I have a problem, which I can't solve. I tried searching and I tried a lot of code.
This is my Class (reduced to the most significant code):
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Using the Underscore module with Node.js
I've been learning about node.js and modules, and can't seem to get the Underscore library to work properly... it seems that the first time I use a function from Underscore, it overwrites the _ object with the result of my function call. Anyone know what's going on? For example, here is a session ...