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Programmatically Determine a Duration of a Locked Workstation?
How can one determine, in code, how long the machine is locked?
8 Answers
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What is “origin” in Git?
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origin is an alias on your system for a particular remote repository. It's not actually a property of that repository.
By doing
git push origin branchname
you're saying to push to the origin repository. There's no requirement to...
What is the difference between aggregation, composition and dependency? [duplicate]
What is the difference between aggregation, composition and dependency?
7 Answers
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Should I pass a shared_ptr by reference? [duplicate]
...you can pass the shared pointer by constant reference. Be sure that nobody is concurrently deleting the object, though this shouldn't be too hard if you're careful about to whom you give references.
In general, you should pass the shared pointer as a straight copy. This gives it its intended semant...
Copying a HashMap in Java
...want a copy of the HashMap you need to construct a new one with.
myobjectListB = new HashMap<Integer,myObject>(myobjectListA);
This will create a (shallow) copy of the map.
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Loading local JSON file
I'm trying to load a local JSON file but it won't work. Here is my JavaScript code (using jQuery):
23 Answers
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Should one call .close() on HttpServletResponse.getOutputStream()/.getWriter()?
...OutputStream() or response.getWriter() . Should one call .close() on this OutputStream after it has been written to?
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What columns generally make good indexes?
As a follow up to " What are indexes and how can I use them to optimise queries in my database? " where I am attempting to learn about indexes, what columns are good index candidates? Specifically for an MS SQL database?
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What is meant by 'first class object'?
...unctions are 'first class' objects. What does the 'first class' mean in this context, as opposed to other objects?
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MySQL offset infinite rows
I would like to construct a query that displays all the results in a table, but is offset by 5 from the start of the table. As far as I can tell, MySQL's LIMIT requires a limit as well as an offset. Is there any way to do this?
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