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elasticsearch v.s. MongoDB for filtering application [closed]

...r of those keys in the defined indexes, your performance will drop quite a bit. On the other hand, Mongo is a true database, so if accuracy is what what you need, the answers it will give will be spot on. For expiring old records, Elastic has a built in TTL feature. Mongo just introduced it as of ...
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Better way to set distance between flexbox items

...rted in Safari, caniuse) Therefore achieving what you are asking for is a bit more difficult. In my experience, the "cleanest" way that doesn't use :first-child/:last-child and works without any modification on flex-wrap:wrap is to set padding:5px on the container and margin:5px on the children. Th...
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What's the difference between a POST and a PUT HTTP REQUEST?

...on regarding whether or not to redirect the request. Additionally, and a bit more concisely, RFC 7231 Section 4.3.4 PUT states (emphasis added), 4.3.4. PUT The PUT method requests that the state of the target resource be created or replaced with the state defined by the representatio...
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XmlSerializer giving FileNotFoundException at constructor

...ing, and there have been many complaints about this if you search around a bit, but from what I've read Microsoft don't plan on doing anything about it. You can avoid getting Exception popups all the time while debugging if you switch off first chance exceptions for that specific exception. In Visu...
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The “backspace” escape character '\b': unexpected behavior?

...to look at the file's bytes to see the difference. [edit] To elaborate a bit, this printf emits a sequence of bytes: hello worl^H^Hd^J, where ^H is ASCII character #8 and ^J is ASCII character #10. What you see on your screen depends on how your terminal interprets those control codes. ...
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Having both a Created and Last Updated timestamp columns in MySQL 4.0

... This seems a bit arbitrary on the part of MySQL. Can anyone explain why this is the case? – humble_coder Aug 22 '12 at 14:10 ...
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Convert PHP closing tag into comment

...the answer too, of course). Also (at least for me) this makes the regexp a bit tougher to understand. Not by much, but If I saw this regex, I'd say: Hmmm, what's going on? But that is downright and totally subjective. – ppeterka Mar 5 '13 at 9:20 ...
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Unable to simultaneously satisfy constraints, will attempt to recover by breaking constraint

...t them by clicking on a selected view in the left-hand "Overview" panel (a bit like renaming a file in finder) – C James May 2 '14 at 0:30 1 ...
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How can I sort generic list DESC and ASC?

...tely the conclusion is that 2nd way of Sorting list in Descending order is bit faster than the previous one. share | improve this answer | follow | ...
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Why does the is operator return false when given null?

It seems to me that the is operator is a bit inconsistent. 7 Answers 7 ...