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How safe is it to store sessions with Redis?

... Redis is perfect for storing sessions. All operations are performed in memory, and so reads and writes will be fast. The second aspect is persistence of session state. Redis gives you a lot of flexibility in how you want to persist session state to your hard-dis...
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How do I get the MAX row with a GROUP BY in LINQ query?

... (s => s.uid, tv => tv.uid, asdf => asdf.uid). Linq will automatically recognize it as selecting over elements of type Serial. – Michael Mar 17 '11 at 17:03 add a com...
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List of Delphi language features and version in which they were introduced/deprecated

...support in enable on Linux. C++Builder and Delphi now use the same ABI for all calls. Delphi 10.2 Tokyo Support for Linux server apps (Intel 64-bit using LLVM and ARC). Assigning a dynamic arrays to a pointer using the @ operator is only allowed when hard-casting the array. More flexible name...
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What is the “reactor” in Maven?

... The reactor is the part of Maven that allows it to execute a goal on a set of modules. As mentioned in the Maven 1.x documentation on multi-modules builds (the reactor concept was already there in Maven 1.x), while modules are discrete unit of work, they can be g...
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Why is Cache-Control attribute sent in request header (client to server)?

... Cache-Control: no-cache is generally used in a request header (sent from web browser to server) to force validation of the resource in the intermediate proxies. If the client doesn't send this request to the server, intermediate proxies will return a copy o...
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scopes with lambda and arguments in Rails 4 style?

... Supporting documentation, section 14.1 specifically. – Dennis Feb 4 '14 at 18:40 3 ...
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What would be the Unicode character for big bullet in the middle of the character?

...???? NEW MOON SYMBOL 1F311 Good luck finding a font that supports them all. Only one shows up in Windows 7 with Chrome. share | improve this answer | follow ...
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MS-DOS Batch file pause with enter key

... There's a pause command that does just that, though it's not specifically the enter key. If you really want to wait for only the enter key, you can use the set command to ask for user input with a dummy variable, something like: set /p DUMMY=Hit ENTER to continue... ...
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Why doesn't Dijkstra's algorithm work for negative weight edges?

... Recall that in Dijkstra's algorithm, once a vertex is marked as "closed" (and out of the open set) - the algorithm found the shortest path to it, and will never have to develop this node again - it assumes the path developed to ...
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PyLint, PyChecker or PyFlakes? [closed]

...plus for everybody, but I like it ;-) Cons of PyLint: Some rules are really strict. I know that you can change it and that the default is to match PEP8, but is it such a crime to write 'for x in seq'? Apparently yes because you can't write a variable name with less than 3 letters. I will change ...