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Static method behavior in multi-threaded environment in java
...d try and explain at a slightly more simple level for anybody who comes across this and is newish to Java. Here goes..
Memory in java is split up into two kinds - the heap and the stacks. The heap is where all the objects live and the stacks are where the threads do their work. Each thread has its ...
What is the difference between a thread and a fiber?
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In the most simple terms, threads are generally considered to be preemptive (although this may not always be true, depending on the operating system) while fibers are considered to be light-weight, cooperative threads. Both are separ...
How to insert a newline in front of a pattern?
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This works in bash and zsh, tested on Linux and OS X:
sed 's/regexp/\'$'\n/g'
In general, for $ followed by a string literal in single quotes bash performs C-style backslash substitution, e.g. $'\t' is translated to a literal tab. Plus, sed wants your newline literal to...
What are file descriptors, explained in simple terms?
...formation about that opened file. So if there are 100 files opened in your OS then there will be 100 entries in OS (somewhere in kernel). These entries are represented by integers like (...100, 101, 102....). This entry number is the file descriptor.
So it is just an integer number that uniquely rep...
What are best practices for REST nested resources?
...ompanies/departments/employees/{empId} or to get all employees in company 123 you have GET /companies/123/departments/employees/ Keeping the path hierarchical makes it more apparent how you can get to the intermediate resources to filter/create/modify and helps with discoverability in my opinion.
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How to check status of PostgreSQL server Mac OS X
How can I tell if my Postgresql server is running or not?
6 Answers
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How does Apple find dates, times and addresses in emails?
In the iOS email client, when an email contains a date, time or location, the text becomes a hyperlink and it is possible to create an appointment or look at a map simply by tapping the link. It not only works for emails in English, but in other languages also. I love this feature and would like to ...
Replace Line Breaks in a String C#
..., "replacement text"); //add a line terminating ;
As mentioned in other posts, if the string comes from another environment (OS) then you'd need to replace that particular environments implementation of new line control characters.
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Disable Interpolation when Scaling a
...erty provides a hint to the user-agent about what aspects of an image are most important to preserve when the image is scaled, to aid the user-agent in the choice of an appropriate scaling algorithm.
The specification outlines three accepted values: auto, crisp-edges, and pixelated.
pixelated:...
Converting unix timestamp string to readable date
...need a historic timezone database such as provided by pytz module (or your OS). Or just work in UTC and use .utcfromtimestamp().
– jfs
Nov 23 '13 at 1:08
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