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MySQL vs MongoDB 1000 reads
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MongoDB is not magically faster. If you store the same data, organised in basically the same fashion, and access it exactly the same way, then you really shouldn't expect your results to be wildly different. After all, MySQL and Mong...
JSON Naming Convention (snake_case, camelCase or PascalCase) [closed]
Is there a standard on JSON naming? I see most examples using all lower case separated by underscore, aka snake_case , but can it be used PascalCase or camelCase as well?
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Where can I get a “useful” C++ binary search algorithm?
I need a binary search algorithm that is compatible with the C++ STL containers, something like std::binary_search in the standard library's <algorithm> header, but I need it to return the iterator that points at the result, not a simple boolean telling me if the element exists.
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When do I really need to use atomic instead of bool? [duplicate]
Isn't atomic<bool> redundant because bool is atomic by nature? I don't think it's possible to have a partially modified bool value. When do I really need to use atomic<bool> instead of bool ?
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How do you crash a JVM?
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The closest thing to a single "answer" is System.exit() which terminates the JVM immediately without proper cleanup. But apart from that, native code and resource exhaustion are the most likely answers. Alternatively you can go looking on Sun's bug tracker for bug...
Determine the line of code that causes a segmentation fault?
How does one determine where the mistake is in the code that causes a segmentation fault ?
6 Answers
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What is the use of GO in SQL Server Management Studio & Transact SQL?
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It is a batch terminator, you can however change it to whatever you want
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RESTful Alternatives to DELETE Request Body
...te some recommendations not to use the message body for DELETE requests, this approach may be appropriate in certain use cases. This is the approach we ended up using after evaluating the other options mentioned in the question/answers, and after collaborating with consumers of the service.
While t...
SQL SELECT speed int vs varchar
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Int comparisons are faster than varchar comparisons, for the simple fact that ints take up much less space than varchars.
This holds true both for unindexed and indexed access. The fastest way to go is an indexed int column.
As I s...
How to elegantly deal with timezones
I have a website that is hosted in a different timezone than the users using the application. In addition to this, users can have a specific timezone. I was wondering how other SO users and applications approach this? The most obvious part is that inside the DB, date/times are stored in UTC. When on...